./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 16:53:41,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 16:53:41,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 16:53:41,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 16:53:41,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 16:53:41,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 16:53:41,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 16:53:41,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 16:53:41,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 16:53:41,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 16:53:41,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 16:53:41,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 16:53:41,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 16:53:41,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 16:53:41,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 16:53:41,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 16:53:41,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 16:53:41,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 16:53:41,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 16:53:41,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 16:53:41,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 16:53:41,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 16:53:41,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 16:53:41,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 16:53:41,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 16:53:41,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 16:53:41,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 16:53:41,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 16:53:41,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 16:53:41,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 16:53:41,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 16:53:41,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 16:53:41,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 16:53:41,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 16:53:41,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 16:53:41,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 16:53:41,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 16:53:41,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 16:53:41,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 16:53:41,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 16:53:41,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 16:53:41,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 16:53:41,492 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 16:53:41,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 16:53:41,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 16:53:41,493 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 16:53:41,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 16:53:41,494 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 16:53:41,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 16:53:41,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 16:53:41,495 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 16:53:41,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 16:53:41,495 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 16:53:41,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 16:53:41,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 16:53:41,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 16:53:41,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 16:53:41,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 16:53:41,499 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 16:53:41,500 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 16:53:41,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 16:53:41,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 16:53:41,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 16:53:41,739 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 16:53:41,739 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 16:53:41,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-29 16:53:42,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 16:53:43,029 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 16:53:43,030 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-29 16:53:43,066 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0411e958/198d65fd932748aa99b1d3499e124547/FLAG3625acee1 [2023-08-29 16:53:43,256 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0411e958/198d65fd932748aa99b1d3499e124547 [2023-08-29 16:53:43,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 16:53:43,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 16:53:43,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 16:53:43,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 16:53:43,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 16:53:43,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:53:43" (1/1) ... [2023-08-29 16:53:43,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71fe0cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:43, skipping insertion in model container [2023-08-29 16:53:43,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:53:43" (1/1) ... [2023-08-29 16:53:43,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 16:53:43,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 16:53:43,561 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2023-08-29 16:53:45,985 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 16:53:46,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 16:53:46,350 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 16:53:46,358 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2023-08-29 16:53:46,558 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 16:53:46,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 16:53:47,043 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,044 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:53:47,048 INFO L208 MainTranslator]: Completed translation [2023-08-29 16:53:47,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47 WrapperNode [2023-08-29 16:53:47,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 16:53:47,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 16:53:47,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 16:53:47,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 16:53:47,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,247 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 19, statements flattened = 499 [2023-08-29 16:53:47,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 16:53:47,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 16:53:47,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 16:53:47,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 16:53:47,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,310 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 16:53:47,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 16:53:47,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 16:53:47,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 16:53:47,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (1/1) ... [2023-08-29 16:53:47,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 16:53:47,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 16:53:47,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 16:53:47,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 16:53:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 16:53:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 16:53:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 16:53:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2023-08-29 16:53:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 16:53:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 16:53:47,391 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 16:53:47,726 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 16:53:47,727 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 16:53:48,231 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 16:53:48,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 16:53:48,271 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 16:53:48,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:53:48 BoogieIcfgContainer [2023-08-29 16:53:48,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 16:53:48,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 16:53:48,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 16:53:48,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 16:53:48,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:53:43" (1/3) ... [2023-08-29 16:53:48,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2992194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:53:48, skipping insertion in model container [2023-08-29 16:53:48,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:53:47" (2/3) ... [2023-08-29 16:53:48,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2992194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:53:48, skipping insertion in model container [2023-08-29 16:53:48,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:53:48" (3/3) ... [2023-08-29 16:53:48,278 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-29 16:53:48,283 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 16:53:48,289 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 16:53:48,289 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 16:53:48,289 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 16:53:48,395 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 16:53:48,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 532 places, 537 transitions, 1090 flow [2023-08-29 16:53:48,521 INFO L130 PetriNetUnfolder]: 12/535 cut-off events. [2023-08-29 16:53:48,521 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 16:53:48,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 544 conditions, 535 events. 12/535 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 588 event pairs, 0 based on Foata normal form. 0/482 useless extension candidates. Maximal degree in co-relation 456. Up to 4 conditions per place. [2023-08-29 16:53:48,529 INFO L82 GeneralOperation]: Start removeDead. Operand has 532 places, 537 transitions, 1090 flow [2023-08-29 16:53:48,534 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 522 places, 527 transitions, 1063 flow [2023-08-29 16:53:48,536 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 16:53:48,542 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-29 16:53:48,543 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-29 16:53:48,544 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 522 places, 527 transitions, 1063 flow [2023-08-29 16:53:48,622 INFO L130 PetriNetUnfolder]: 12/527 cut-off events. [2023-08-29 16:53:48,622 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 16:53:48,624 INFO L83 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 527 events. 12/527 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 519 event pairs, 0 based on Foata normal form. 0/474 useless extension candidates. Maximal degree in co-relation 456. Up to 4 conditions per place. [2023-08-29 16:53:48,632 INFO L119 LiptonReduction]: Number of co-enabled transitions 23472 [2023-08-29 16:54:30,636 WARN L222 SmtUtils]: Spent 7.89s on a formula simplification that was a NOOP. DAG size: 503 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:54:41,823 WARN L222 SmtUtils]: Spent 11.18s on a formula simplification that was a NOOP. DAG size: 438 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:55:00,430 WARN L222 SmtUtils]: Spent 18.60s on a formula simplification that was a NOOP. DAG size: 506 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:55:15,197 WARN L222 SmtUtils]: Spent 14.76s on a formula simplification that was a NOOP. DAG size: 441 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:57:02,189 WARN L222 SmtUtils]: Spent 1.78m on a formula simplification. DAG size of input: 537 DAG size of output: 530 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:57:34,705 WARN L222 SmtUtils]: Spent 32.51s on a formula simplification that was a NOOP. DAG size: 518 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:59:10,440 WARN L222 SmtUtils]: Spent 1.60m on a formula simplification. DAG size of input: 548 DAG size of output: 541 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:59:40,808 WARN L222 SmtUtils]: Spent 30.36s on a formula simplification that was a NOOP. DAG size: 529 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:59:40,811 INFO L134 LiptonReduction]: Checked pairs total: 86539 [2023-08-29 16:59:40,812 INFO L136 LiptonReduction]: Total number of compositions: 602 [2023-08-29 16:59:40,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 16:59:40,824 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;@5985d6a3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 16:59:40,824 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-08-29 16:59:40,825 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 16:59:40,825 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 16:59:40,825 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:40,825 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 16:59:40,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:40,829 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:40,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1993, now seen corresponding path program 1 times [2023-08-29 16:59:40,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:40,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997845539] [2023-08-29 16:59:40,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:40,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:40,954 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 16:59:40,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:40,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997845539] [2023-08-29 16:59:40,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997845539] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:40,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:40,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 16:59:40,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233476881] [2023-08-29 16:59:40,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:40,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 16:59:40,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:40,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 16:59:40,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 16:59:40,981 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 524 out of 1139 [2023-08-29 16:59:40,983 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 111 transitions, 231 flow. Second operand has 2 states, 2 states have (on average 524.5) internal successors, (1049), 2 states have internal predecessors, (1049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:40,983 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:40,984 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 524 of 1139 [2023-08-29 16:59:40,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:41,202 INFO L130 PetriNetUnfolder]: 195/814 cut-off events. [2023-08-29 16:59:41,202 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2023-08-29 16:59:41,204 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1171 conditions, 814 events. 195/814 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 4475 event pairs, 147 based on Foata normal form. 20/749 useless extension candidates. Maximal degree in co-relation 1090. Up to 327 conditions per place. [2023-08-29 16:59:41,208 INFO L137 encePairwiseOnDemand]: 1106/1139 looper letters, 24 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-08-29 16:59:41,208 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 78 transitions, 213 flow [2023-08-29 16:59:41,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 16:59:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 16:59:41,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1105 transitions. [2023-08-29 16:59:41,227 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48507462686567165 [2023-08-29 16:59:41,227 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1105 transitions. [2023-08-29 16:59:41,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1105 transitions. [2023-08-29 16:59:41,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:41,232 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1105 transitions. [2023-08-29 16:59:41,238 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 552.5) internal successors, (1105), 2 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1139.0) internal successors, (3417), 3 states have internal predecessors, (3417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,246 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1139.0) internal successors, (3417), 3 states have internal predecessors, (3417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,247 INFO L175 Difference]: Start difference. First operand has 113 places, 111 transitions, 231 flow. Second operand 2 states and 1105 transitions. [2023-08-29 16:59:41,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 78 transitions, 213 flow [2023-08-29 16:59:41,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 78 transitions, 208 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-29 16:59:41,255 INFO L231 Difference]: Finished difference. Result has 79 places, 78 transitions, 160 flow [2023-08-29 16:59:41,256 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=160, PETRI_PLACES=79, PETRI_TRANSITIONS=78} [2023-08-29 16:59:41,259 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -34 predicate places. [2023-08-29 16:59:41,259 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 78 transitions, 160 flow [2023-08-29 16:59:41,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 524.5) internal successors, (1049), 2 states have internal predecessors, (1049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,260 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:41,260 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 16:59:41,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 16:59:41,260 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:41,261 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:41,261 INFO L85 PathProgramCache]: Analyzing trace with hash 62239902, now seen corresponding path program 1 times [2023-08-29 16:59:41,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:41,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084676958] [2023-08-29 16:59:41,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:41,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:41,563 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 16:59:41,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:41,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084676958] [2023-08-29 16:59:41,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084676958] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:41,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:41,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 16:59:41,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438956846] [2023-08-29 16:59:41,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:41,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 16:59:41,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:41,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 16:59:41,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 16:59:41,582 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 511 out of 1139 [2023-08-29 16:59:41,584 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 78 transitions, 160 flow. Second operand has 3 states, 3 states have (on average 512.3333333333334) internal successors, (1537), 3 states have internal predecessors, (1537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,584 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:41,584 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 511 of 1139 [2023-08-29 16:59:41,584 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:41,747 INFO L130 PetriNetUnfolder]: 271/938 cut-off events. [2023-08-29 16:59:41,747 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-08-29 16:59:41,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1408 conditions, 938 events. 271/938 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 5045 event pairs, 207 based on Foata normal form. 0/834 useless extension candidates. Maximal degree in co-relation 1405. Up to 446 conditions per place. [2023-08-29 16:59:41,750 INFO L137 encePairwiseOnDemand]: 1135/1139 looper letters, 25 selfloop transitions, 1 changer transitions 0/75 dead transitions. [2023-08-29 16:59:41,751 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 206 flow [2023-08-29 16:59:41,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 16:59:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 16:59:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1562 transitions. [2023-08-29 16:59:41,754 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45712613403570385 [2023-08-29 16:59:41,754 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1562 transitions. [2023-08-29 16:59:41,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1562 transitions. [2023-08-29 16:59:41,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:41,755 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1562 transitions. [2023-08-29 16:59:41,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 520.6666666666666) internal successors, (1562), 3 states have internal predecessors, (1562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,761 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1139.0) internal successors, (4556), 4 states have internal predecessors, (4556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,762 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1139.0) internal successors, (4556), 4 states have internal predecessors, (4556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,762 INFO L175 Difference]: Start difference. First operand has 79 places, 78 transitions, 160 flow. Second operand 3 states and 1562 transitions. [2023-08-29 16:59:41,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 206 flow [2023-08-29 16:59:41,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 75 transitions, 206 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 16:59:41,764 INFO L231 Difference]: Finished difference. Result has 78 places, 75 transitions, 156 flow [2023-08-29 16:59:41,764 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=156, PETRI_PLACES=78, PETRI_TRANSITIONS=75} [2023-08-29 16:59:41,765 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -35 predicate places. [2023-08-29 16:59:41,765 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 75 transitions, 156 flow [2023-08-29 16:59:41,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 512.3333333333334) internal successors, (1537), 3 states have internal predecessors, (1537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:41,767 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:41,768 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:41,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 16:59:41,768 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:41,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:41,770 INFO L85 PathProgramCache]: Analyzing trace with hash 2133889228, now seen corresponding path program 1 times [2023-08-29 16:59:41,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:41,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890524] [2023-08-29 16:59:41,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:41,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:42,437 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 16:59:42,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:42,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890524] [2023-08-29 16:59:42,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890524] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:42,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:42,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 16:59:42,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138837668] [2023-08-29 16:59:42,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:42,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 16:59:42,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:42,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 16:59:42,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 16:59:42,714 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-29 16:59:42,717 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 75 transitions, 156 flow. Second operand has 6 states, 6 states have (on average 508.6666666666667) internal successors, (3052), 6 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:42,717 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:42,717 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-29 16:59:42,717 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:43,406 INFO L130 PetriNetUnfolder]: 1768/3457 cut-off events. [2023-08-29 16:59:43,407 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 16:59:43,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6299 conditions, 3457 events. 1768/3457 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 20156 event pairs, 438 based on Foata normal form. 0/3128 useless extension candidates. Maximal degree in co-relation 6295. Up to 1830 conditions per place. [2023-08-29 16:59:43,417 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 94 selfloop transitions, 45 changer transitions 0/177 dead transitions. [2023-08-29 16:59:43,417 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 177 transitions, 639 flow [2023-08-29 16:59:43,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 16:59:43,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 16:59:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3182 transitions. [2023-08-29 16:59:43,422 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4656131109160082 [2023-08-29 16:59:43,422 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3182 transitions. [2023-08-29 16:59:43,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3182 transitions. [2023-08-29 16:59:43,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:43,423 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3182 transitions. [2023-08-29 16:59:43,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 530.3333333333334) internal successors, (3182), 6 states have internal predecessors, (3182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:43,434 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:43,437 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:43,437 INFO L175 Difference]: Start difference. First operand has 78 places, 75 transitions, 156 flow. Second operand 6 states and 3182 transitions. [2023-08-29 16:59:43,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 177 transitions, 639 flow [2023-08-29 16:59:43,438 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 177 transitions, 638 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 16:59:43,439 INFO L231 Difference]: Finished difference. Result has 87 places, 119 transitions, 453 flow [2023-08-29 16:59:43,440 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=155, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=453, PETRI_PLACES=87, PETRI_TRANSITIONS=119} [2023-08-29 16:59:43,440 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -26 predicate places. [2023-08-29 16:59:43,440 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 119 transitions, 453 flow [2023-08-29 16:59:43,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 508.6666666666667) internal successors, (3052), 6 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:43,442 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:43,442 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:43,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 16:59:43,442 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:43,443 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:43,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1827935308, now seen corresponding path program 1 times [2023-08-29 16:59:43,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:43,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380428594] [2023-08-29 16:59:43,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:43,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:44,571 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 16:59:44,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:44,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380428594] [2023-08-29 16:59:44,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380428594] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:44,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:44,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 16:59:44,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257420556] [2023-08-29 16:59:44,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:44,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 16:59:44,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:44,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 16:59:44,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 16:59:45,034 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1139 [2023-08-29 16:59:45,037 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 119 transitions, 453 flow. Second operand has 10 states, 10 states have (on average 484.4) internal successors, (4844), 10 states have internal predecessors, (4844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:45,038 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:45,038 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1139 [2023-08-29 16:59:45,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:46,085 INFO L130 PetriNetUnfolder]: 2700/5236 cut-off events. [2023-08-29 16:59:46,085 INFO L131 PetriNetUnfolder]: For 2871/3045 co-relation queries the response was YES. [2023-08-29 16:59:46,094 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13543 conditions, 5236 events. 2700/5236 cut-off events. For 2871/3045 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 32705 event pairs, 487 based on Foata normal form. 0/4955 useless extension candidates. Maximal degree in co-relation 13535. Up to 2679 conditions per place. [2023-08-29 16:59:46,109 INFO L137 encePairwiseOnDemand]: 1105/1139 looper letters, 148 selfloop transitions, 113 changer transitions 0/282 dead transitions. [2023-08-29 16:59:46,109 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 282 transitions, 1624 flow [2023-08-29 16:59:46,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 16:59:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 16:59:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4986 transitions. [2023-08-29 16:59:46,118 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43775241439859525 [2023-08-29 16:59:46,118 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4986 transitions. [2023-08-29 16:59:46,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4986 transitions. [2023-08-29 16:59:46,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:46,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4986 transitions. [2023-08-29 16:59:46,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 498.6) internal successors, (4986), 10 states have internal predecessors, (4986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:46,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 1139.0) internal successors, (12529), 11 states have internal predecessors, (12529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:46,140 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 1139.0) internal successors, (12529), 11 states have internal predecessors, (12529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:46,140 INFO L175 Difference]: Start difference. First operand has 87 places, 119 transitions, 453 flow. Second operand 10 states and 4986 transitions. [2023-08-29 16:59:46,140 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 282 transitions, 1624 flow [2023-08-29 16:59:46,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 282 transitions, 1624 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 16:59:46,156 INFO L231 Difference]: Finished difference. Result has 105 places, 230 transitions, 1521 flow [2023-08-29 16:59:46,156 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=453, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1521, PETRI_PLACES=105, PETRI_TRANSITIONS=230} [2023-08-29 16:59:46,156 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2023-08-29 16:59:46,157 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 230 transitions, 1521 flow [2023-08-29 16:59:46,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 484.4) internal successors, (4844), 10 states have internal predecessors, (4844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:46,158 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:46,158 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:46,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 16:59:46,159 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:46,159 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:46,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1088187696, now seen corresponding path program 1 times [2023-08-29 16:59:46,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:46,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770850082] [2023-08-29 16:59:46,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:46,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:47,169 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 16:59:47,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:47,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770850082] [2023-08-29 16:59:47,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770850082] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:47,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:47,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 16:59:47,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954956608] [2023-08-29 16:59:47,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:47,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 16:59:47,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:47,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 16:59:47,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-08-29 16:59:47,611 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 16:59:47,614 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 230 transitions, 1521 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:47,614 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:47,614 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 16:59:47,614 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:49,008 INFO L130 PetriNetUnfolder]: 3470/6719 cut-off events. [2023-08-29 16:59:49,008 INFO L131 PetriNetUnfolder]: For 10271/12452 co-relation queries the response was YES. [2023-08-29 16:59:49,023 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22080 conditions, 6719 events. 3470/6719 cut-off events. For 10271/12452 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 45156 event pairs, 367 based on Foata normal form. 780/7021 useless extension candidates. Maximal degree in co-relation 22063. Up to 2153 conditions per place. [2023-08-29 16:59:49,050 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 379 selfloop transitions, 94 changer transitions 0/533 dead transitions. [2023-08-29 16:59:49,051 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 533 transitions, 4170 flow [2023-08-29 16:59:49,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 16:59:49,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 16:59:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4730 transitions. [2023-08-29 16:59:49,059 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46141839820505315 [2023-08-29 16:59:49,059 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4730 transitions. [2023-08-29 16:59:49,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4730 transitions. [2023-08-29 16:59:49,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:49,061 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4730 transitions. [2023-08-29 16:59:49,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 525.5555555555555) internal successors, (4730), 9 states have internal predecessors, (4730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:49,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:49,075 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:49,075 INFO L175 Difference]: Start difference. First operand has 105 places, 230 transitions, 1521 flow. Second operand 9 states and 4730 transitions. [2023-08-29 16:59:49,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 533 transitions, 4170 flow [2023-08-29 16:59:49,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 533 transitions, 4170 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 16:59:49,107 INFO L231 Difference]: Finished difference. Result has 119 places, 326 transitions, 2540 flow [2023-08-29 16:59:49,108 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=1521, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2540, PETRI_PLACES=119, PETRI_TRANSITIONS=326} [2023-08-29 16:59:49,109 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 6 predicate places. [2023-08-29 16:59:49,110 INFO L495 AbstractCegarLoop]: Abstraction has has 119 places, 326 transitions, 2540 flow [2023-08-29 16:59:49,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:49,111 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:49,111 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:49,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 16:59:49,112 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:49,112 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:49,112 INFO L85 PathProgramCache]: Analyzing trace with hash -379961190, now seen corresponding path program 2 times [2023-08-29 16:59:49,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:49,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506882068] [2023-08-29 16:59:49,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:49,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:50,214 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 16:59:50,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:50,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506882068] [2023-08-29 16:59:50,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506882068] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:50,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:50,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 16:59:50,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486102350] [2023-08-29 16:59:50,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:50,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 16:59:50,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:50,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 16:59:50,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-08-29 16:59:50,781 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 16:59:50,783 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 326 transitions, 2540 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:50,784 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:50,784 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 16:59:50,784 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:52,586 INFO L130 PetriNetUnfolder]: 3939/8095 cut-off events. [2023-08-29 16:59:52,587 INFO L131 PetriNetUnfolder]: For 17415/19713 co-relation queries the response was YES. [2023-08-29 16:59:52,607 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30168 conditions, 8095 events. 3939/8095 cut-off events. For 17415/19713 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 59266 event pairs, 570 based on Foata normal form. 1000/8501 useless extension candidates. Maximal degree in co-relation 30144. Up to 3522 conditions per place. [2023-08-29 16:59:52,631 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 262 selfloop transitions, 200 changer transitions 0/522 dead transitions. [2023-08-29 16:59:52,631 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 522 transitions, 4708 flow [2023-08-29 16:59:52,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 16:59:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 16:59:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4205 transitions. [2023-08-29 16:59:52,638 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4614793678665496 [2023-08-29 16:59:52,638 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4205 transitions. [2023-08-29 16:59:52,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4205 transitions. [2023-08-29 16:59:52,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:52,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4205 transitions. [2023-08-29 16:59:52,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 525.625) internal successors, (4205), 8 states have internal predecessors, (4205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:52,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 1139.0) internal successors, (10251), 9 states have internal predecessors, (10251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:52,652 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 1139.0) internal successors, (10251), 9 states have internal predecessors, (10251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:52,653 INFO L175 Difference]: Start difference. First operand has 119 places, 326 transitions, 2540 flow. Second operand 8 states and 4205 transitions. [2023-08-29 16:59:52,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 522 transitions, 4708 flow [2023-08-29 16:59:52,729 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 522 transitions, 4707 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 16:59:52,735 INFO L231 Difference]: Finished difference. Result has 131 places, 412 transitions, 4225 flow [2023-08-29 16:59:52,735 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=2539, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=123, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=4225, PETRI_PLACES=131, PETRI_TRANSITIONS=412} [2023-08-29 16:59:52,737 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 18 predicate places. [2023-08-29 16:59:52,737 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 412 transitions, 4225 flow [2023-08-29 16:59:52,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:52,738 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:52,738 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:52,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 16:59:52,739 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:52,739 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:52,739 INFO L85 PathProgramCache]: Analyzing trace with hash 359331436, now seen corresponding path program 3 times [2023-08-29 16:59:52,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:52,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132641087] [2023-08-29 16:59:52,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:52,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:53,653 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 16:59:53,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:53,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132641087] [2023-08-29 16:59:53,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132641087] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:53,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:53,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 16:59:53,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045297989] [2023-08-29 16:59:53,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:53,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 16:59:53,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:53,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 16:59:53,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 16:59:54,256 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 16:59:54,258 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 412 transitions, 4225 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:54,258 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:54,258 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 16:59:54,258 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 16:59:56,451 INFO L130 PetriNetUnfolder]: 4899/10258 cut-off events. [2023-08-29 16:59:56,451 INFO L131 PetriNetUnfolder]: For 33755/37614 co-relation queries the response was YES. [2023-08-29 16:59:56,482 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42842 conditions, 10258 events. 4899/10258 cut-off events. For 33755/37614 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 80000 event pairs, 517 based on Foata normal form. 760/10247 useless extension candidates. Maximal degree in co-relation 42812. Up to 3249 conditions per place. [2023-08-29 16:59:56,511 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 391 selfloop transitions, 350 changer transitions 0/801 dead transitions. [2023-08-29 16:59:56,511 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 801 transitions, 9384 flow [2023-08-29 16:59:56,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 16:59:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 16:59:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4735 transitions. [2023-08-29 16:59:56,518 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4619061554970247 [2023-08-29 16:59:56,518 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4735 transitions. [2023-08-29 16:59:56,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4735 transitions. [2023-08-29 16:59:56,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 16:59:56,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4735 transitions. [2023-08-29 16:59:56,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 526.1111111111111) internal successors, (4735), 9 states have internal predecessors, (4735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:56,533 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:56,534 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:56,534 INFO L175 Difference]: Start difference. First operand has 131 places, 412 transitions, 4225 flow. Second operand 9 states and 4735 transitions. [2023-08-29 16:59:56,534 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 801 transitions, 9384 flow [2023-08-29 16:59:56,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 801 transitions, 9367 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-08-29 16:59:56,710 INFO L231 Difference]: Finished difference. Result has 144 places, 604 transitions, 7767 flow [2023-08-29 16:59:56,711 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=4208, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=412, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=168, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=7767, PETRI_PLACES=144, PETRI_TRANSITIONS=604} [2023-08-29 16:59:56,711 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 31 predicate places. [2023-08-29 16:59:56,711 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 604 transitions, 7767 flow [2023-08-29 16:59:56,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:56,712 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 16:59:56,712 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 16:59:56,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 16:59:56,713 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 16:59:56,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 16:59:56,713 INFO L85 PathProgramCache]: Analyzing trace with hash 880198872, now seen corresponding path program 4 times [2023-08-29 16:59:56,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 16:59:56,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306886711] [2023-08-29 16:59:56,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 16:59:56,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 16:59:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 16:59:57,659 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 16:59:57,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 16:59:57,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306886711] [2023-08-29 16:59:57,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306886711] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 16:59:57,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 16:59:57,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 16:59:57,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372027472] [2023-08-29 16:59:57,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 16:59:57,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 16:59:57,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 16:59:57,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 16:59:57,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 16:59:58,150 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 16:59:58,153 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 604 transitions, 7767 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 16:59:58,153 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 16:59:58,153 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 16:59:58,153 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:00,298 INFO L130 PetriNetUnfolder]: 5407/11453 cut-off events. [2023-08-29 17:00:00,298 INFO L131 PetriNetUnfolder]: For 60400/68795 co-relation queries the response was YES. [2023-08-29 17:00:00,335 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52914 conditions, 11453 events. 5407/11453 cut-off events. For 60400/68795 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 92482 event pairs, 715 based on Foata normal form. 1778/12323 useless extension candidates. Maximal degree in co-relation 52878. Up to 4759 conditions per place. [2023-08-29 17:00:00,369 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 354 selfloop transitions, 406 changer transitions 0/820 dead transitions. [2023-08-29 17:00:00,369 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 820 transitions, 11142 flow [2023-08-29 17:00:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:00:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:00:00,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4733 transitions. [2023-08-29 17:00:00,376 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4617110525802361 [2023-08-29 17:00:00,376 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4733 transitions. [2023-08-29 17:00:00,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4733 transitions. [2023-08-29 17:00:00,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:00,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4733 transitions. [2023-08-29 17:00:00,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 525.8888888888889) internal successors, (4733), 9 states have internal predecessors, (4733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:00,390 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:00,391 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:00,391 INFO L175 Difference]: Start difference. First operand has 144 places, 604 transitions, 7767 flow. Second operand 9 states and 4733 transitions. [2023-08-29 17:00:00,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 820 transitions, 11142 flow [2023-08-29 17:00:00,721 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 820 transitions, 10860 flow, removed 135 selfloop flow, removed 2 redundant places. [2023-08-29 17:00:00,730 INFO L231 Difference]: Finished difference. Result has 155 places, 687 transitions, 10312 flow [2023-08-29 17:00:00,730 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=7537, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=332, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=10312, PETRI_PLACES=155, PETRI_TRANSITIONS=687} [2023-08-29 17:00:00,731 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 42 predicate places. [2023-08-29 17:00:00,731 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 687 transitions, 10312 flow [2023-08-29 17:00:00,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:00,732 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:00:00,732 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:00:00,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 17:00:00,732 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:00:00,733 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:00:00,733 INFO L85 PathProgramCache]: Analyzing trace with hash -62246314, now seen corresponding path program 5 times [2023-08-29 17:00:00,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:00:00,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812582026] [2023-08-29 17:00:00,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:00:00,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:00:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:00:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:00:01,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:00:01,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812582026] [2023-08-29 17:00:01,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812582026] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:00:01,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:00:01,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:00:01,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146683972] [2023-08-29 17:00:01,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:00:01,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:00:01,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:00:01,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:00:01,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:00:02,104 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 17:00:02,106 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 687 transitions, 10312 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:02,106 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:00:02,106 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 17:00:02,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:04,891 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1875] L6721-9-->whoop_wrapper_read_nvramEXIT: Formula: (let ((.cse0 (select |v_#race_305| |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|))) (and (= (select .cse0 (+ 7 |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|)) 0) (= (select .cse0 |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|) 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 6)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59| (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|)) (<= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| 2147483647) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 4)) 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 1)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25| |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17|) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 3)) 0) (<= 0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| 2147483648)) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset_17| 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 5)) 0) (not (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25| 0)) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 2)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17| (ite (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1_34| (let ((.cse1 (mod (mod |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79| 4294967296) 18446744073709551616))) (ite (<= .cse1 9223372036854775807) .cse1 (+ (- 18446744073709551616) .cse1)))) 1 0)) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base_17| 0))) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|, #race=|v_#race_305|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1_34|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|, #race=|v_#race_305|, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|, whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1_37|, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53|, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79|} AuxVars[] AssignedVars[whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1][946], [Black: 623#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 608#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 630#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 638#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 634#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 636#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 679#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 586#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1InUse, Black: 592#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 648#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0)), Black: 658#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 584#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0)), Black: 590#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 651#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 656#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 660#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 632#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 326#whoop_wrapper_read_nvramEXITtrue, 540#(= |#race~whoop_int~0| 0), Black: 545#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0)), 224#whoop_wrapper_nvram_unlocked_ioctlEXITtrue, Black: 544#(= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0), 535#true, Black: 612#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (not (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0))) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 546#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0)), Black: 606#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 604#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|)))), Black: 542#true, 148#L6863-6true, Black: 605#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 607#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 594#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 560#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 556#(= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0), Black: 558#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 557#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 562#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 6)) 0)), 547#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 559#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 561#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 554#true, 563#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 7 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 6)) 0))]) [2023-08-29 17:00:04,891 INFO L383 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-29 17:00:04,891 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 17:00:04,891 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 17:00:04,891 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 17:00:04,905 INFO L130 PetriNetUnfolder]: 5479/11883 cut-off events. [2023-08-29 17:00:04,905 INFO L131 PetriNetUnfolder]: For 82096/92577 co-relation queries the response was YES. [2023-08-29 17:00:04,947 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57950 conditions, 11883 events. 5479/11883 cut-off events. For 82096/92577 co-relation queries the response was YES. Maximal size of possible extension queue 327. Compared 98662 event pairs, 540 based on Foata normal form. 1706/12713 useless extension candidates. Maximal degree in co-relation 57910. Up to 4117 conditions per place. [2023-08-29 17:00:04,979 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 419 selfloop transitions, 470 changer transitions 0/949 dead transitions. [2023-08-29 17:00:04,979 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 949 transitions, 14757 flow [2023-08-29 17:00:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:00:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:00:04,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4734 transitions. [2023-08-29 17:00:04,985 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4618086040386304 [2023-08-29 17:00:04,985 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4734 transitions. [2023-08-29 17:00:04,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4734 transitions. [2023-08-29 17:00:04,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:04,987 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4734 transitions. [2023-08-29 17:00:04,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 526.0) internal successors, (4734), 9 states have internal predecessors, (4734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:04,998 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:04,998 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:04,998 INFO L175 Difference]: Start difference. First operand has 155 places, 687 transitions, 10312 flow. Second operand 9 states and 4734 transitions. [2023-08-29 17:00:04,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 949 transitions, 14757 flow [2023-08-29 17:00:05,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 949 transitions, 14395 flow, removed 64 selfloop flow, removed 4 redundant places. [2023-08-29 17:00:05,302 INFO L231 Difference]: Finished difference. Result has 163 places, 783 transitions, 13016 flow [2023-08-29 17:00:05,302 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=9989, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=687, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=392, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=13016, PETRI_PLACES=163, PETRI_TRANSITIONS=783} [2023-08-29 17:00:05,303 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 50 predicate places. [2023-08-29 17:00:05,303 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 783 transitions, 13016 flow [2023-08-29 17:00:05,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:05,303 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:00:05,303 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:00:05,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 17:00:05,303 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:00:05,304 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:00:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash -562648808, now seen corresponding path program 1 times [2023-08-29 17:00:05,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:00:05,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936441921] [2023-08-29 17:00:05,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:00:05,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:00:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:00:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:00:05,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:00:05,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936441921] [2023-08-29 17:00:05,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936441921] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:00:05,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:00:05,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:00:05,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099567919] [2023-08-29 17:00:05,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:00:05,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:00:05,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:00:05,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:00:05,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:00:05,983 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-29 17:00:05,984 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 783 transitions, 13016 flow. Second operand has 6 states, 6 states have (on average 509.3333333333333) internal successors, (3056), 6 states have internal predecessors, (3056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:05,984 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:00:05,984 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-29 17:00:05,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:07,885 INFO L130 PetriNetUnfolder]: 4324/10704 cut-off events. [2023-08-29 17:00:07,885 INFO L131 PetriNetUnfolder]: For 94042/96260 co-relation queries the response was YES. [2023-08-29 17:00:07,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53968 conditions, 10704 events. 4324/10704 cut-off events. For 94042/96260 co-relation queries the response was YES. Maximal size of possible extension queue 292. Compared 95113 event pairs, 640 based on Foata normal form. 513/10543 useless extension candidates. Maximal degree in co-relation 53924. Up to 5828 conditions per place. [2023-08-29 17:00:07,956 INFO L137 encePairwiseOnDemand]: 1131/1139 looper letters, 696 selfloop transitions, 64 changer transitions 2/859 dead transitions. [2023-08-29 17:00:07,956 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 859 transitions, 15600 flow [2023-08-29 17:00:07,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:00:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:00:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3100 transitions. [2023-08-29 17:00:07,960 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4536142815335089 [2023-08-29 17:00:07,960 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3100 transitions. [2023-08-29 17:00:07,960 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3100 transitions. [2023-08-29 17:00:07,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:07,962 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3100 transitions. [2023-08-29 17:00:07,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 516.6666666666666) internal successors, (3100), 6 states have internal predecessors, (3100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:07,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:07,971 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:07,971 INFO L175 Difference]: Start difference. First operand has 163 places, 783 transitions, 13016 flow. Second operand 6 states and 3100 transitions. [2023-08-29 17:00:07,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 859 transitions, 15600 flow [2023-08-29 17:00:08,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 859 transitions, 15367 flow, removed 87 selfloop flow, removed 2 redundant places. [2023-08-29 17:00:08,223 INFO L231 Difference]: Finished difference. Result has 170 places, 845 transitions, 13948 flow [2023-08-29 17:00:08,224 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=12815, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=783, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=764, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=13948, PETRI_PLACES=170, PETRI_TRANSITIONS=845} [2023-08-29 17:00:08,224 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 57 predicate places. [2023-08-29 17:00:08,224 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 845 transitions, 13948 flow [2023-08-29 17:00:08,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 509.3333333333333) internal successors, (3056), 6 states have internal predecessors, (3056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:08,225 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:00:08,225 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:00:08,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 17:00:08,225 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:00:08,225 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:00:08,225 INFO L85 PathProgramCache]: Analyzing trace with hash -621606072, now seen corresponding path program 1 times [2023-08-29 17:00:08,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:00:08,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467361987] [2023-08-29 17:00:08,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:00:08,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:00:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:00:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:00:14,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:00:14,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467361987] [2023-08-29 17:00:14,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467361987] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:00:14,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:00:14,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:00:14,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413399179] [2023-08-29 17:00:14,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:00:14,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:00:14,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:00:14,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:00:14,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:00:15,054 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:00:15,057 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 845 transitions, 13948 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:15,057 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:00:15,057 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:00:15,057 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:21,489 INFO L130 PetriNetUnfolder]: 11089/24774 cut-off events. [2023-08-29 17:00:21,489 INFO L131 PetriNetUnfolder]: For 204378/208780 co-relation queries the response was YES. [2023-08-29 17:00:21,611 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132324 conditions, 24774 events. 11089/24774 cut-off events. For 204378/208780 co-relation queries the response was YES. Maximal size of possible extension queue 701. Compared 240433 event pairs, 1258 based on Foata normal form. 1555/25210 useless extension candidates. Maximal degree in co-relation 132276. Up to 9504 conditions per place. [2023-08-29 17:00:21,891 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1413 selfloop transitions, 270 changer transitions 0/1739 dead transitions. [2023-08-29 17:00:21,891 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 1739 transitions, 31122 flow [2023-08-29 17:00:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 17:00:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 17:00:21,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6860 transitions. [2023-08-29 17:00:21,899 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4302019315188762 [2023-08-29 17:00:21,899 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6860 transitions. [2023-08-29 17:00:21,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6860 transitions. [2023-08-29 17:00:21,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:21,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6860 transitions. [2023-08-29 17:00:21,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.0) internal successors, (6860), 14 states have internal predecessors, (6860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:21,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:21,915 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:21,915 INFO L175 Difference]: Start difference. First operand has 170 places, 845 transitions, 13948 flow. Second operand 14 states and 6860 transitions. [2023-08-29 17:00:21,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 1739 transitions, 31122 flow [2023-08-29 17:00:22,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 1739 transitions, 31122 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 17:00:22,804 INFO L231 Difference]: Finished difference. Result has 193 places, 1060 transitions, 18935 flow [2023-08-29 17:00:22,805 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=13948, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=845, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=103, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=669, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=18935, PETRI_PLACES=193, PETRI_TRANSITIONS=1060} [2023-08-29 17:00:22,805 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 80 predicate places. [2023-08-29 17:00:22,805 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 1060 transitions, 18935 flow [2023-08-29 17:00:22,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:22,806 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:00:22,806 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:00:22,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 17:00:22,806 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:00:22,807 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:00:22,807 INFO L85 PathProgramCache]: Analyzing trace with hash 74055822, now seen corresponding path program 2 times [2023-08-29 17:00:22,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:00:22,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108617295] [2023-08-29 17:00:22,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:00:22,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:00:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:00:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:00:29,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:00:29,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108617295] [2023-08-29 17:00:29,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108617295] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:00:29,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:00:29,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:00:29,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811380299] [2023-08-29 17:00:29,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:00:29,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:00:29,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:00:29,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:00:29,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:00:30,303 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 1139 [2023-08-29 17:00:30,306 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 1060 transitions, 18935 flow. Second operand has 14 states, 14 states have (on average 479.35714285714283) internal successors, (6711), 14 states have internal predecessors, (6711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:30,306 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:00:30,306 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 1139 [2023-08-29 17:00:30,306 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:37,907 INFO L130 PetriNetUnfolder]: 11012/24546 cut-off events. [2023-08-29 17:00:37,907 INFO L131 PetriNetUnfolder]: For 243390/247876 co-relation queries the response was YES. [2023-08-29 17:00:38,040 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142452 conditions, 24546 events. 11012/24546 cut-off events. For 243390/247876 co-relation queries the response was YES. Maximal size of possible extension queue 725. Compared 238518 event pairs, 1024 based on Foata normal form. 1306/24641 useless extension candidates. Maximal degree in co-relation 142392. Up to 9705 conditions per place. [2023-08-29 17:00:38,115 INFO L137 encePairwiseOnDemand]: 1101/1139 looper letters, 1245 selfloop transitions, 392 changer transitions 0/1693 dead transitions. [2023-08-29 17:00:38,115 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 1693 transitions, 30726 flow [2023-08-29 17:00:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-29 17:00:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-29 17:00:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7414 transitions. [2023-08-29 17:00:38,123 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4339479075212174 [2023-08-29 17:00:38,123 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7414 transitions. [2023-08-29 17:00:38,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7414 transitions. [2023-08-29 17:00:38,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:38,125 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7414 transitions. [2023-08-29 17:00:38,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 494.26666666666665) internal successors, (7414), 15 states have internal predecessors, (7414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:38,138 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:38,139 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:38,139 INFO L175 Difference]: Start difference. First operand has 193 places, 1060 transitions, 18935 flow. Second operand 15 states and 7414 transitions. [2023-08-29 17:00:38,139 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 1693 transitions, 30726 flow [2023-08-29 17:00:39,220 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 1693 transitions, 30725 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:00:39,240 INFO L231 Difference]: Finished difference. Result has 218 places, 1295 transitions, 23427 flow [2023-08-29 17:00:39,241 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=18934, PETRI_DIFFERENCE_MINUEND_PLACES=192, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1060, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=207, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=752, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=23427, PETRI_PLACES=218, PETRI_TRANSITIONS=1295} [2023-08-29 17:00:39,242 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 105 predicate places. [2023-08-29 17:00:39,242 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1295 transitions, 23427 flow [2023-08-29 17:00:39,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 479.35714285714283) internal successors, (6711), 14 states have internal predecessors, (6711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:39,242 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:00:39,242 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:00:39,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 17:00:39,243 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:00:39,243 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:00:39,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1415673622, now seen corresponding path program 3 times [2023-08-29 17:00:39,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:00:39,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222639340] [2023-08-29 17:00:39,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:00:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:00:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:00:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:00:44,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:00:44,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222639340] [2023-08-29 17:00:44,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222639340] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:00:44,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:00:44,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:00:44,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251417293] [2023-08-29 17:00:44,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:00:44,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:00:44,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:00:44,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:00:44,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:00:45,525 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:00:45,528 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 1295 transitions, 23427 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:45,528 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:00:45,528 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:00:45,528 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:00:57,274 INFO L130 PetriNetUnfolder]: 13487/32252 cut-off events. [2023-08-29 17:00:57,274 INFO L131 PetriNetUnfolder]: For 374490/380305 co-relation queries the response was YES. [2023-08-29 17:00:57,483 INFO L83 FinitePrefix]: Finished finitePrefix Result has 203232 conditions, 32252 events. 13487/32252 cut-off events. For 374490/380305 co-relation queries the response was YES. Maximal size of possible extension queue 1180. Compared 347470 event pairs, 1446 based on Foata normal form. 2227/32938 useless extension candidates. Maximal degree in co-relation 203160. Up to 11671 conditions per place. [2023-08-29 17:00:57,581 INFO L137 encePairwiseOnDemand]: 1102/1139 looper letters, 1088 selfloop transitions, 601 changer transitions 0/1745 dead transitions. [2023-08-29 17:00:57,581 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1745 transitions, 34568 flow [2023-08-29 17:00:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-08-29 17:00:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-08-29 17:00:57,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 6387 transitions. [2023-08-29 17:00:57,588 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4313500371445938 [2023-08-29 17:00:57,588 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 6387 transitions. [2023-08-29 17:00:57,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 6387 transitions. [2023-08-29 17:00:57,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:00:57,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 6387 transitions. [2023-08-29 17:00:57,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 491.3076923076923) internal successors, (6387), 13 states have internal predecessors, (6387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:57,600 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 1139.0) internal successors, (15946), 14 states have internal predecessors, (15946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:57,601 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 1139.0) internal successors, (15946), 14 states have internal predecessors, (15946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:00:57,601 INFO L175 Difference]: Start difference. First operand has 218 places, 1295 transitions, 23427 flow. Second operand 13 states and 6387 transitions. [2023-08-29 17:00:57,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 1745 transitions, 34568 flow [2023-08-29 17:01:00,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 1745 transitions, 34305 flow, removed 131 selfloop flow, removed 1 redundant places. [2023-08-29 17:01:00,268 INFO L231 Difference]: Finished difference. Result has 239 places, 1539 transitions, 31149 flow [2023-08-29 17:01:00,269 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=23252, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=393, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=776, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=31149, PETRI_PLACES=239, PETRI_TRANSITIONS=1539} [2023-08-29 17:01:00,269 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 126 predicate places. [2023-08-29 17:01:00,269 INFO L495 AbstractCegarLoop]: Abstraction has has 239 places, 1539 transitions, 31149 flow [2023-08-29 17:01:00,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:00,270 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:01:00,270 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:01:00,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 17:01:00,270 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:01:00,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:01:00,271 INFO L85 PathProgramCache]: Analyzing trace with hash 113269482, now seen corresponding path program 4 times [2023-08-29 17:01:00,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:01:00,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556513979] [2023-08-29 17:01:00,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:01:00,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:01:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:01:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:01:05,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:01:05,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556513979] [2023-08-29 17:01:05,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556513979] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:01:05,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:01:05,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:01:05,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996511187] [2023-08-29 17:01:05,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:01:05,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:01:05,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:01:05,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:01:05,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:01:06,575 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 1139 [2023-08-29 17:01:06,578 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 1539 transitions, 31149 flow. Second operand has 14 states, 14 states have (on average 481.35714285714283) internal successors, (6739), 14 states have internal predecessors, (6739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:06,578 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:01:06,578 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 1139 [2023-08-29 17:01:06,578 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:01:22,280 INFO L130 PetriNetUnfolder]: 16316/39561 cut-off events. [2023-08-29 17:01:22,280 INFO L131 PetriNetUnfolder]: For 557537/564768 co-relation queries the response was YES. [2023-08-29 17:01:22,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 270017 conditions, 39561 events. 16316/39561 cut-off events. For 557537/564768 co-relation queries the response was YES. Maximal size of possible extension queue 1616. Compared 447143 event pairs, 2101 based on Foata normal form. 2374/39994 useless extension candidates. Maximal degree in co-relation 269935. Up to 13739 conditions per place. [2023-08-29 17:01:22,767 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1478 selfloop transitions, 687 changer transitions 0/2221 dead transitions. [2023-08-29 17:01:22,768 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 2221 transitions, 49303 flow [2023-08-29 17:01:22,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 17:01:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 17:01:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6914 transitions. [2023-08-29 17:01:22,773 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4335883607174213 [2023-08-29 17:01:22,773 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6914 transitions. [2023-08-29 17:01:22,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6914 transitions. [2023-08-29 17:01:22,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:01:22,774 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6914 transitions. [2023-08-29 17:01:22,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 493.85714285714283) internal successors, (6914), 14 states have internal predecessors, (6914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:22,786 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:22,787 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:22,787 INFO L175 Difference]: Start difference. First operand has 239 places, 1539 transitions, 31149 flow. Second operand 14 states and 6914 transitions. [2023-08-29 17:01:22,787 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 2221 transitions, 49303 flow [2023-08-29 17:01:26,461 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 2221 transitions, 49261 flow, removed 18 selfloop flow, removed 2 redundant places. [2023-08-29 17:01:26,493 INFO L231 Difference]: Finished difference. Result has 261 places, 1878 transitions, 42943 flow [2023-08-29 17:01:26,493 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=31107, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=348, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=934, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=42943, PETRI_PLACES=261, PETRI_TRANSITIONS=1878} [2023-08-29 17:01:26,494 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 148 predicate places. [2023-08-29 17:01:26,494 INFO L495 AbstractCegarLoop]: Abstraction has has 261 places, 1878 transitions, 42943 flow [2023-08-29 17:01:26,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 481.35714285714283) internal successors, (6739), 14 states have internal predecessors, (6739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:26,495 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:01:26,495 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:01:26,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-29 17:01:26,495 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:01:26,495 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:01:26,495 INFO L85 PathProgramCache]: Analyzing trace with hash 830999316, now seen corresponding path program 5 times [2023-08-29 17:01:26,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:01:26,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142027092] [2023-08-29 17:01:26,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:01:26,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:01:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:01:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:01:32,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:01:32,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142027092] [2023-08-29 17:01:32,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142027092] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:01:32,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:01:32,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:01:32,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871448458] [2023-08-29 17:01:32,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:01:32,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:01:32,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:01:32,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:01:32,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:01:32,960 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-29 17:01:32,963 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 1878 transitions, 42943 flow. Second operand has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:32,963 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:01:32,963 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-29 17:01:32,963 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:01:55,027 INFO L130 PetriNetUnfolder]: 18489/45309 cut-off events. [2023-08-29 17:01:55,028 INFO L131 PetriNetUnfolder]: For 763956/772508 co-relation queries the response was YES. [2023-08-29 17:01:55,522 INFO L83 FinitePrefix]: Finished finitePrefix Result has 321154 conditions, 45309 events. 18489/45309 cut-off events. For 763956/772508 co-relation queries the response was YES. Maximal size of possible extension queue 2041. Compared 531244 event pairs, 2608 based on Foata normal form. 3382/46352 useless extension candidates. Maximal degree in co-relation 321061. Up to 15584 conditions per place. [2023-08-29 17:01:55,672 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1237 selfloop transitions, 1007 changer transitions 0/2300 dead transitions. [2023-08-29 17:01:55,672 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 2300 transitions, 56555 flow [2023-08-29 17:01:55,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 17:01:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 17:01:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6894 transitions. [2023-08-29 17:01:55,677 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4323341276809231 [2023-08-29 17:01:55,677 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6894 transitions. [2023-08-29 17:01:55,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6894 transitions. [2023-08-29 17:01:55,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:01:55,678 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6894 transitions. [2023-08-29 17:01:55,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 492.42857142857144) internal successors, (6894), 14 states have internal predecessors, (6894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:55,690 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:55,690 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:01:55,690 INFO L175 Difference]: Start difference. First operand has 261 places, 1878 transitions, 42943 flow. Second operand 14 states and 6894 transitions. [2023-08-29 17:01:55,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 2300 transitions, 56555 flow [2023-08-29 17:02:01,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 2300 transitions, 56353 flow, removed 98 selfloop flow, removed 2 redundant places. [2023-08-29 17:02:01,173 INFO L231 Difference]: Finished difference. Result has 283 places, 2100 transitions, 53655 flow [2023-08-29 17:02:01,174 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=42741, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1878, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=785, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=955, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=53655, PETRI_PLACES=283, PETRI_TRANSITIONS=2100} [2023-08-29 17:02:01,174 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 170 predicate places. [2023-08-29 17:02:01,175 INFO L495 AbstractCegarLoop]: Abstraction has has 283 places, 2100 transitions, 53655 flow [2023-08-29 17:02:01,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:01,175 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:01,175 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:01,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-29 17:02:01,176 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:01,176 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:01,176 INFO L85 PathProgramCache]: Analyzing trace with hash -789791224, now seen corresponding path program 6 times [2023-08-29 17:02:01,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:01,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287616350] [2023-08-29 17:02:01,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:01,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:06,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:06,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287616350] [2023-08-29 17:02:06,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287616350] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:06,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:06,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:02:06,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702825852] [2023-08-29 17:02:06,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:06,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:02:06,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:06,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:02:06,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:02:07,056 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:02:07,059 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 2100 transitions, 53655 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:07,059 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:07,059 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:02:07,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:35,320 INFO L130 PetriNetUnfolder]: 21179/52262 cut-off events. [2023-08-29 17:02:35,320 INFO L131 PetriNetUnfolder]: For 1039141/1048988 co-relation queries the response was YES. [2023-08-29 17:02:35,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 389597 conditions, 52262 events. 21179/52262 cut-off events. For 1039141/1048988 co-relation queries the response was YES. Maximal size of possible extension queue 2470. Compared 631466 event pairs, 3304 based on Foata normal form. 3603/53124 useless extension candidates. Maximal degree in co-relation 389493. Up to 17894 conditions per place. [2023-08-29 17:02:36,147 INFO L137 encePairwiseOnDemand]: 1109/1139 looper letters, 1588 selfloop transitions, 1094 changer transitions 0/2738 dead transitions. [2023-08-29 17:02:36,147 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 2738 transitions, 74677 flow [2023-08-29 17:02:36,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 17:02:36,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 17:02:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-29 17:02:36,152 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-29 17:02:36,152 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-29 17:02:36,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-29 17:02:36,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:36,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-29 17:02:36,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.85714285714283) internal successors, (6872), 14 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:36,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:36,164 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:36,164 INFO L175 Difference]: Start difference. First operand has 283 places, 2100 transitions, 53655 flow. Second operand 14 states and 6872 transitions. [2023-08-29 17:02:36,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 2738 transitions, 74677 flow [2023-08-29 17:02:44,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 2738 transitions, 74413 flow, removed 82 selfloop flow, removed 3 redundant places. [2023-08-29 17:02:44,548 INFO L231 Difference]: Finished difference. Result has 304 places, 2420 transitions, 68416 flow [2023-08-29 17:02:44,549 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=53395, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=774, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1088, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=68416, PETRI_PLACES=304, PETRI_TRANSITIONS=2420} [2023-08-29 17:02:44,549 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 191 predicate places. [2023-08-29 17:02:44,550 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 2420 transitions, 68416 flow [2023-08-29 17:02:44,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:44,550 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:44,550 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:44,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-29 17:02:44,551 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:44,551 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:44,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1375051648, now seen corresponding path program 7 times [2023-08-29 17:02:44,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:44,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440148285] [2023-08-29 17:02:44,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:44,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:50,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:50,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440148285] [2023-08-29 17:02:50,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440148285] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:50,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:50,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:02:50,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872737584] [2023-08-29 17:02:50,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:50,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:02:50,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:50,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:02:50,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:02:51,989 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:02:51,992 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 2420 transitions, 68416 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:02:51,992 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:51,992 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:02:51,992 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:27,779 INFO L130 PetriNetUnfolder]: 23490/58347 cut-off events. [2023-08-29 17:03:27,779 INFO L131 PetriNetUnfolder]: For 1369139/1380595 co-relation queries the response was YES. [2023-08-29 17:03:28,780 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450905 conditions, 58347 events. 23490/58347 cut-off events. For 1369139/1380595 co-relation queries the response was YES. Maximal size of possible extension queue 2902. Compared 724839 event pairs, 3756 based on Foata normal form. 4821/60036 useless extension candidates. Maximal degree in co-relation 450791. Up to 19863 conditions per place. [2023-08-29 17:03:28,985 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1401 selfloop transitions, 1400 changer transitions 0/2857 dead transitions. [2023-08-29 17:03:28,985 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 2857 transitions, 85041 flow [2023-08-29 17:03:28,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-29 17:03:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-29 17:03:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7348 transitions. [2023-08-29 17:03:28,989 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43008486976880306 [2023-08-29 17:03:28,989 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7348 transitions. [2023-08-29 17:03:28,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7348 transitions. [2023-08-29 17:03:28,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:28,990 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7348 transitions. [2023-08-29 17:03:28,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 489.8666666666667) internal successors, (7348), 15 states have internal predecessors, (7348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:03:29,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:03:29,001 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:03:29,001 INFO L175 Difference]: Start difference. First operand has 304 places, 2420 transitions, 68416 flow. Second operand 15 states and 7348 transitions. [2023-08-29 17:03:29,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 2857 transitions, 85041 flow [2023-08-29 17:03:40,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 2857 transitions, 84639 flow, removed 198 selfloop flow, removed 2 redundant places. [2023-08-29 17:03:40,447 INFO L231 Difference]: Finished difference. Result has 328 places, 2663 transitions, 82625 flow [2023-08-29 17:03:40,449 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=68100, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2420, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=82625, PETRI_PLACES=328, PETRI_TRANSITIONS=2663} [2023-08-29 17:03:40,449 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 215 predicate places. [2023-08-29 17:03:40,449 INFO L495 AbstractCegarLoop]: Abstraction has has 328 places, 2663 transitions, 82625 flow [2023-08-29 17:03:40,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:03:40,450 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:40,450 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:40,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-29 17:03:40,450 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:40,451 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:40,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1091926736, now seen corresponding path program 8 times [2023-08-29 17:03:40,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:40,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971491149] [2023-08-29 17:03:40,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:40,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:45,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:45,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971491149] [2023-08-29 17:03:45,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971491149] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:45,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:45,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:03:45,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906662073] [2023-08-29 17:03:45,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:45,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:03:45,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:45,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:03:45,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:03:46,423 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:03:46,425 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 2663 transitions, 82625 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:03:46,425 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:46,425 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:03:46,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:04:32,273 INFO L130 PetriNetUnfolder]: 26028/64947 cut-off events. [2023-08-29 17:04:32,273 INFO L131 PetriNetUnfolder]: For 1747045/1759911 co-relation queries the response was YES. [2023-08-29 17:04:33,341 INFO L83 FinitePrefix]: Finished finitePrefix Result has 524688 conditions, 64947 events. 26028/64947 cut-off events. For 1747045/1759911 co-relation queries the response was YES. Maximal size of possible extension queue 3329. Compared 824260 event pairs, 4507 based on Foata normal form. 4955/66357 useless extension candidates. Maximal degree in co-relation 524562. Up to 22042 conditions per place. [2023-08-29 17:04:33,569 INFO L137 encePairwiseOnDemand]: 1108/1139 looper letters, 1713 selfloop transitions, 1488 changer transitions 0/3257 dead transitions. [2023-08-29 17:04:33,569 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 3257 transitions, 105969 flow [2023-08-29 17:04:33,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 17:04:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 17:04:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-29 17:04:33,573 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-29 17:04:33,573 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-29 17:04:33,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-29 17:04:33,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:04:33,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-29 17:04:33,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.85714285714283) internal successors, (6872), 14 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:04:33,584 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:04:33,584 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:04:33,584 INFO L175 Difference]: Start difference. First operand has 328 places, 2663 transitions, 82625 flow. Second operand 14 states and 6872 transitions. [2023-08-29 17:04:33,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 3257 transitions, 105969 flow [2023-08-29 17:04:49,698 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 3257 transitions, 105739 flow, removed 112 selfloop flow, removed 2 redundant places. [2023-08-29 17:04:49,824 INFO L231 Difference]: Finished difference. Result has 350 places, 2964 transitions, 100255 flow [2023-08-29 17:04:49,826 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=82403, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2663, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1187, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=100255, PETRI_PLACES=350, PETRI_TRANSITIONS=2964} [2023-08-29 17:04:49,826 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 237 predicate places. [2023-08-29 17:04:49,827 INFO L495 AbstractCegarLoop]: Abstraction has has 350 places, 2964 transitions, 100255 flow [2023-08-29 17:04:49,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:04:49,827 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:04:49,827 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:04:49,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-29 17:04:49,828 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:04:49,828 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:04:49,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1756423724, now seen corresponding path program 9 times [2023-08-29 17:04:49,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:04:49,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247517273] [2023-08-29 17:04:49,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:04:49,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:04:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:04:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:04:56,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:04:56,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247517273] [2023-08-29 17:04:56,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247517273] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:04:56,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:04:56,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:04:56,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219806889] [2023-08-29 17:04:56,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:04:56,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:04:56,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:04:56,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:04:56,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:04:56,999 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-29 17:04:57,001 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 2964 transitions, 100255 flow. Second operand has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:04:57,001 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:04:57,001 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-29 17:04:57,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:05:55,939 INFO L130 PetriNetUnfolder]: 28501/71433 cut-off events. [2023-08-29 17:05:55,939 INFO L131 PetriNetUnfolder]: For 2250582/2265224 co-relation queries the response was YES. [2023-08-29 17:05:57,264 INFO L83 FinitePrefix]: Finished finitePrefix Result has 597717 conditions, 71433 events. 28501/71433 cut-off events. For 2250582/2265224 co-relation queries the response was YES. Maximal size of possible extension queue 3763. Compared 923604 event pairs, 4817 based on Foata normal form. 6510/74021 useless extension candidates. Maximal degree in co-relation 597580. Up to 24117 conditions per place. [2023-08-29 17:05:57,526 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1580 selfloop transitions, 1780 changer transitions 0/3416 dead transitions. [2023-08-29 17:05:57,526 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 3416 transitions, 119907 flow [2023-08-29 17:05:57,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-29 17:05:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-29 17:05:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 7862 transitions. [2023-08-29 17:05:57,531 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4314091308165057 [2023-08-29 17:05:57,531 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 7862 transitions. [2023-08-29 17:05:57,531 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 7862 transitions. [2023-08-29 17:05:57,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:05:57,532 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 7862 transitions. [2023-08-29 17:05:57,536 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 491.375) internal successors, (7862), 16 states have internal predecessors, (7862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:05:57,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 1139.0) internal successors, (19363), 17 states have internal predecessors, (19363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:05:57,543 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 1139.0) internal successors, (19363), 17 states have internal predecessors, (19363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:05:57,543 INFO L175 Difference]: Start difference. First operand has 350 places, 2964 transitions, 100255 flow. Second operand 16 states and 7862 transitions. [2023-08-29 17:05:57,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 3416 transitions, 119907 flow [2023-08-29 17:06:19,801 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 3416 transitions, 119477 flow, removed 212 selfloop flow, removed 2 redundant places. [2023-08-29 17:06:19,870 INFO L231 Difference]: Finished difference. Result has 376 places, 3228 transitions, 118235 flow [2023-08-29 17:06:19,871 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=99915, PETRI_DIFFERENCE_MINUEND_PLACES=348, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2964, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1516, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=118235, PETRI_PLACES=376, PETRI_TRANSITIONS=3228} [2023-08-29 17:06:19,872 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 263 predicate places. [2023-08-29 17:06:19,872 INFO L495 AbstractCegarLoop]: Abstraction has has 376 places, 3228 transitions, 118235 flow [2023-08-29 17:06:19,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:06:19,873 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:06:19,873 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:06:19,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-29 17:06:19,873 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:06:19,873 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:06:19,873 INFO L85 PathProgramCache]: Analyzing trace with hash -322670396, now seen corresponding path program 10 times [2023-08-29 17:06:19,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:06:19,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120712702] [2023-08-29 17:06:19,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:06:19,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:06:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:06:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:06:24,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:06:24,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120712702] [2023-08-29 17:06:24,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120712702] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:06:24,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:06:24,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:06:24,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192179753] [2023-08-29 17:06:24,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:06:24,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:06:24,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:06:24,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:06:24,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:06:25,298 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 17:06:25,301 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 3228 transitions, 118235 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:06:25,301 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:06:25,301 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 17:06:25,301 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Killed by 15