./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 AFTER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_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 AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 01:23:09,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 01:23:09,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 01:23:09,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 01:23:09,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 01:23:09,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 01:23:09,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 01:23:09,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 01:23:09,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 01:23:09,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 01:23:09,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 01:23:09,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 01:23:09,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 01:23:09,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 01:23:09,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 01:23:09,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 01:23:09,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 01:23:09,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 01:23:09,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 01:23:09,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 01:23:09,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 01:23:09,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 01:23:09,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 01:23:09,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 01:23:09,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 01:23:09,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 01:23:09,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 01:23:09,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 01:23:09,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 01:23:09,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 01:23:09,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 01:23:09,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 01:23:09,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 01:23:09,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 01:23:09,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 01:23:09,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 01:23:09,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 01:23:09,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 01:23:09,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 01:23:09,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 01:23:09,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 01:23:09,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 01:23:09,415 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 01:23:09,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 01:23:09,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 01:23:09,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 01:23:09,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 01:23:09,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 01:23:09,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 01:23:09,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 01:23:09,417 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 01:23:09,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 01:23:09,418 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 01:23:09,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 01:23:09,419 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 01:23:09,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 01:23:09,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 01:23:09,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 01:23:09,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 01:23:09,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 01:23:09,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 01:23:09,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 01:23:09,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 01:23:09,422 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 01:23:09,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 01:23:09,422 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 01:23:09,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 01:23:09,422 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 01:23:09,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 01:23:09,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 01:23:09,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 01:23:09,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 01:23:09,698 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 01:23:09,698 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 01:23:09,699 INFO L432 ainManager$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 01:23:10,741 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 01:23:11,141 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 01:23:11,141 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 01:23:11,168 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f7d05485/f594b4d81e5f4b44ad8d1577978ad774/FLAGc2b548ede [2023-08-29 01:23:11,321 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f7d05485/f594b4d81e5f4b44ad8d1577978ad774 [2023-08-29 01:23:11,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 01:23:11,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 01:23:11,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 01:23:11,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 01:23:11,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 01:23:11,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 01:23:11" (1/1) ... [2023-08-29 01:23:11,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156219a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:11, skipping insertion in model container [2023-08-29 01:23:11,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 01:23:11" (1/1) ... [2023-08-29 01:23:11,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 01:23:11,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 01:23:11,627 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 01:23:13,837 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 01:23:14,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 01:23:14,169 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 01:23:14,187 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 01:23:14,499 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 01:23:14,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,023 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,024 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:23:15,028 INFO L208 MainTranslator]: Completed translation [2023-08-29 01:23:15,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15 WrapperNode [2023-08-29 01:23:15,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 01:23:15,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 01:23:15,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 01:23:15,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 01:23:15,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,211 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 19, statements flattened = 499 [2023-08-29 01:23:15,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 01:23:15,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 01:23:15,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 01:23:15,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 01:23:15,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,264 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 01:23:15,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 01:23:15,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 01:23:15,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 01:23:15,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (1/1) ... [2023-08-29 01:23:15,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 01:23:15,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 01:23:15,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 01:23:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 01:23:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 01:23:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 01:23:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2023-08-29 01:23:15,336 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 01:23:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 01:23:15,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 01:23:15,337 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 01:23:15,698 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 01:23:15,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 01:23:16,279 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 01:23:16,331 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 01:23:16,331 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 01:23:16,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 01:23:16 BoogieIcfgContainer [2023-08-29 01:23:16,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 01:23:16,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 01:23:16,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 01:23:16,337 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 01:23:16,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 01:23:11" (1/3) ... [2023-08-29 01:23:16,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1689cea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 01:23:16, skipping insertion in model container [2023-08-29 01:23:16,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:23:15" (2/3) ... [2023-08-29 01:23:16,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1689cea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 01:23:16, skipping insertion in model container [2023-08-29 01:23:16,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 01:23:16" (3/3) ... [2023-08-29 01:23:16,339 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-29 01:23:16,344 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 01:23:16,351 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 01:23:16,351 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 01:23:16,351 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 01:23:16,467 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 01:23:16,495 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 532 places, 537 transitions, 1090 flow [2023-08-29 01:23:16,610 INFO L130 PetriNetUnfolder]: 12/535 cut-off events. [2023-08-29 01:23:16,610 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 01:23:16,617 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 01:23:16,618 INFO L82 GeneralOperation]: Start removeDead. Operand has 532 places, 537 transitions, 1090 flow [2023-08-29 01:23:16,624 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 522 places, 527 transitions, 1063 flow [2023-08-29 01:23:16,627 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 01:23:16,633 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-29 01:23:16,635 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-29 01:23:16,636 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 522 places, 527 transitions, 1063 flow [2023-08-29 01:23:16,718 INFO L130 PetriNetUnfolder]: 12/527 cut-off events. [2023-08-29 01:23:16,719 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 01:23:16,721 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 01:23:16,757 INFO L119 LiptonReduction]: Number of co-enabled transitions 23472 [2023-08-29 01:23:59,440 WARN L222 SmtUtils]: Spent 7.94s 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 01:24:11,276 WARN L222 SmtUtils]: Spent 11.81s 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 01:24:30,852 WARN L222 SmtUtils]: Spent 19.57s 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 01:24:46,462 WARN L222 SmtUtils]: Spent 15.60s 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 01:26:39,434 WARN L222 SmtUtils]: Spent 1.88m 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 01:27:12,546 WARN L222 SmtUtils]: Spent 33.11s 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 01:28:49,720 WARN L222 SmtUtils]: Spent 1.62m 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 01:29:22,142 WARN L222 SmtUtils]: Spent 32.42s 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 01:29:22,145 INFO L134 LiptonReduction]: Checked pairs total: 86539 [2023-08-29 01:29:22,146 INFO L136 LiptonReduction]: Total number of compositions: 602 [2023-08-29 01:29:22,157 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 01:29:22,160 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;@49f0c5f0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 01:29:22,161 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-08-29 01:29:22,162 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 01:29:22,162 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 01:29:22,162 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:22,162 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 01:29:22,163 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 01:29:22,166 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:22,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1993, now seen corresponding path program 1 times [2023-08-29 01:29:22,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:22,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921319775] [2023-08-29 01:29:22,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:22,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:22,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:22,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921319775] [2023-08-29 01:29:22,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921319775] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:22,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:22,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 01:29:22,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767190431] [2023-08-29 01:29:22,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:22,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 01:29:22,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:22,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 01:29:22,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 01:29:22,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 524 out of 1139 [2023-08-29 01:29:22,373 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 01:29:22,374 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:22,374 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 524 of 1139 [2023-08-29 01:29:22,375 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:22,613 INFO L130 PetriNetUnfolder]: 195/814 cut-off events. [2023-08-29 01:29:22,614 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2023-08-29 01:29:22,616 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 01:29:22,620 INFO L137 encePairwiseOnDemand]: 1106/1139 looper letters, 24 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-08-29 01:29:22,620 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 78 transitions, 213 flow [2023-08-29 01:29:22,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 01:29:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 01:29:22,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1105 transitions. [2023-08-29 01:29:22,641 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48507462686567165 [2023-08-29 01:29:22,642 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1105 transitions. [2023-08-29 01:29:22,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1105 transitions. [2023-08-29 01:29:22,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:22,647 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1105 transitions. [2023-08-29 01:29:22,653 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 01:29:22,661 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 01:29:22,662 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 01:29:22,664 INFO L175 Difference]: Start difference. First operand has 113 places, 111 transitions, 231 flow. Second operand 2 states and 1105 transitions. [2023-08-29 01:29:22,668 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 78 transitions, 213 flow [2023-08-29 01:29:22,670 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 01:29:22,673 INFO L231 Difference]: Finished difference. Result has 79 places, 78 transitions, 160 flow [2023-08-29 01:29:22,674 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 01:29:22,688 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -34 predicate places. [2023-08-29 01:29:22,689 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 78 transitions, 160 flow [2023-08-29 01:29:22,689 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 01:29:22,689 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:22,690 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 01:29:22,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 01:29:22,690 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 01:29:22,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:22,691 INFO L85 PathProgramCache]: Analyzing trace with hash 62239902, now seen corresponding path program 1 times [2023-08-29 01:29:22,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:22,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302636394] [2023-08-29 01:29:22,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:22,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:22,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:22,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302636394] [2023-08-29 01:29:22,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302636394] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:22,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:22,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 01:29:22,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409437360] [2023-08-29 01:29:22,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:22,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 01:29:22,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:22,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 01:29:22,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 01:29:22,934 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 511 out of 1139 [2023-08-29 01:29:22,936 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 01:29:22,936 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:22,936 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 511 of 1139 [2023-08-29 01:29:22,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:23,119 INFO L130 PetriNetUnfolder]: 271/938 cut-off events. [2023-08-29 01:29:23,119 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-08-29 01:29:23,120 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 01:29:23,123 INFO L137 encePairwiseOnDemand]: 1135/1139 looper letters, 25 selfloop transitions, 1 changer transitions 0/75 dead transitions. [2023-08-29 01:29:23,123 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 206 flow [2023-08-29 01:29:23,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 01:29:23,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 01:29:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1562 transitions. [2023-08-29 01:29:23,127 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45712613403570385 [2023-08-29 01:29:23,127 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1562 transitions. [2023-08-29 01:29:23,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1562 transitions. [2023-08-29 01:29:23,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:23,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1562 transitions. [2023-08-29 01:29:23,130 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 01:29:23,134 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 01:29:23,135 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 01:29:23,135 INFO L175 Difference]: Start difference. First operand has 79 places, 78 transitions, 160 flow. Second operand 3 states and 1562 transitions. [2023-08-29 01:29:23,136 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 206 flow [2023-08-29 01:29:23,136 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 01:29:23,138 INFO L231 Difference]: Finished difference. Result has 78 places, 75 transitions, 156 flow [2023-08-29 01:29:23,138 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 01:29:23,139 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -35 predicate places. [2023-08-29 01:29:23,139 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 75 transitions, 156 flow [2023-08-29 01:29:23,141 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 01:29:23,141 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:23,141 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:23,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 01:29:23,144 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 01:29:23,145 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:23,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2133889228, now seen corresponding path program 1 times [2023-08-29 01:29:23,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:23,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046226262] [2023-08-29 01:29:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:23,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:23,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:23,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046226262] [2023-08-29 01:29:23,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046226262] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:23,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:23,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 01:29:23,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674396072] [2023-08-29 01:29:23,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:23,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 01:29:23,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:23,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 01:29:23,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 01:29:24,069 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-29 01:29:24,072 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 01:29:24,072 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:24,072 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-29 01:29:24,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:24,849 INFO L130 PetriNetUnfolder]: 1768/3457 cut-off events. [2023-08-29 01:29:24,849 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 01:29:24,853 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 01:29:24,863 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 94 selfloop transitions, 45 changer transitions 0/177 dead transitions. [2023-08-29 01:29:24,863 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 177 transitions, 639 flow [2023-08-29 01:29:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 01:29:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 01:29:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3182 transitions. [2023-08-29 01:29:24,869 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4656131109160082 [2023-08-29 01:29:24,869 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3182 transitions. [2023-08-29 01:29:24,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3182 transitions. [2023-08-29 01:29:24,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:24,870 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3182 transitions. [2023-08-29 01:29:24,875 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 01:29:24,883 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 01:29:24,885 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 01:29:24,886 INFO L175 Difference]: Start difference. First operand has 78 places, 75 transitions, 156 flow. Second operand 6 states and 3182 transitions. [2023-08-29 01:29:24,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 177 transitions, 639 flow [2023-08-29 01:29:24,887 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 01:29:24,888 INFO L231 Difference]: Finished difference. Result has 87 places, 119 transitions, 453 flow [2023-08-29 01:29:24,889 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 01:29:24,889 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -26 predicate places. [2023-08-29 01:29:24,889 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 119 transitions, 453 flow [2023-08-29 01:29:24,891 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 01:29:24,891 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:24,891 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:24,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 01:29:24,891 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 01:29:24,892 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:24,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1827935308, now seen corresponding path program 1 times [2023-08-29 01:29:24,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:24,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511690714] [2023-08-29 01:29:24,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:24,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:26,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:26,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511690714] [2023-08-29 01:29:26,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511690714] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:26,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:26,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 01:29:26,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968083738] [2023-08-29 01:29:26,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:26,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:29:26,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:26,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:29:26,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:29:26,511 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1139 [2023-08-29 01:29:26,516 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 01:29:26,516 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:26,516 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1139 [2023-08-29 01:29:26,516 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:27,816 INFO L130 PetriNetUnfolder]: 2700/5236 cut-off events. [2023-08-29 01:29:27,817 INFO L131 PetriNetUnfolder]: For 2871/3045 co-relation queries the response was YES. [2023-08-29 01:29:27,826 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 01:29:27,843 INFO L137 encePairwiseOnDemand]: 1105/1139 looper letters, 148 selfloop transitions, 113 changer transitions 0/282 dead transitions. [2023-08-29 01:29:27,844 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 282 transitions, 1624 flow [2023-08-29 01:29:27,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 01:29:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 01:29:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4986 transitions. [2023-08-29 01:29:27,853 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43775241439859525 [2023-08-29 01:29:27,853 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4986 transitions. [2023-08-29 01:29:27,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4986 transitions. [2023-08-29 01:29:27,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:27,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4986 transitions. [2023-08-29 01:29:27,863 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 01:29:27,875 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 01:29:27,878 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 01:29:27,878 INFO L175 Difference]: Start difference. First operand has 87 places, 119 transitions, 453 flow. Second operand 10 states and 4986 transitions. [2023-08-29 01:29:27,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 282 transitions, 1624 flow [2023-08-29 01:29:27,893 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 01:29:27,898 INFO L231 Difference]: Finished difference. Result has 105 places, 230 transitions, 1521 flow [2023-08-29 01:29:27,898 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 01:29:27,899 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2023-08-29 01:29:27,899 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 230 transitions, 1521 flow [2023-08-29 01:29:27,913 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 01:29:27,913 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:27,913 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:27,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 01:29:27,913 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 01:29:27,914 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:27,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1088187696, now seen corresponding path program 1 times [2023-08-29 01:29:27,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:27,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409183086] [2023-08-29 01:29:27,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:27,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:29,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:29,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409183086] [2023-08-29 01:29:29,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409183086] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:29,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:29,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:29:29,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85430221] [2023-08-29 01:29:29,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:29,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:29:29,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:29,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:29:29,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:29:29,558 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 01:29:29,561 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 01:29:29,562 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:29,562 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 01:29:29,562 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:30,977 INFO L130 PetriNetUnfolder]: 3470/6719 cut-off events. [2023-08-29 01:29:30,978 INFO L131 PetriNetUnfolder]: For 10271/12452 co-relation queries the response was YES. [2023-08-29 01:29:30,995 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 01:29:31,024 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 379 selfloop transitions, 94 changer transitions 0/533 dead transitions. [2023-08-29 01:29:31,024 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 533 transitions, 4170 flow [2023-08-29 01:29:31,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:29:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:29:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4730 transitions. [2023-08-29 01:29:31,033 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46141839820505315 [2023-08-29 01:29:31,033 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4730 transitions. [2023-08-29 01:29:31,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4730 transitions. [2023-08-29 01:29:31,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:31,035 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4730 transitions. [2023-08-29 01:29:31,041 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 01:29:31,048 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 01:29:31,049 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 01:29:31,050 INFO L175 Difference]: Start difference. First operand has 105 places, 230 transitions, 1521 flow. Second operand 9 states and 4730 transitions. [2023-08-29 01:29:31,050 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 533 transitions, 4170 flow [2023-08-29 01:29:31,075 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 01:29:31,082 INFO L231 Difference]: Finished difference. Result has 119 places, 326 transitions, 2540 flow [2023-08-29 01:29:31,082 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 01:29:31,084 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 6 predicate places. [2023-08-29 01:29:31,085 INFO L495 AbstractCegarLoop]: Abstraction has has 119 places, 326 transitions, 2540 flow [2023-08-29 01:29:31,085 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 01:29:31,086 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:31,086 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:31,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 01:29:31,088 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 01:29:31,088 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:31,088 INFO L85 PathProgramCache]: Analyzing trace with hash -379961190, now seen corresponding path program 2 times [2023-08-29 01:29:31,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:31,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325950056] [2023-08-29 01:29:31,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:31,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:32,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:32,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325950056] [2023-08-29 01:29:32,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325950056] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:32,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:32,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:29:32,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836089456] [2023-08-29 01:29:32,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:32,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:29:32,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:32,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:29:32,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:29:32,823 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 01:29:32,825 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 01:29:32,826 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:32,826 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 01:29:32,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:34,702 INFO L130 PetriNetUnfolder]: 3939/8095 cut-off events. [2023-08-29 01:29:34,702 INFO L131 PetriNetUnfolder]: For 17415/19713 co-relation queries the response was YES. [2023-08-29 01:29:34,728 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 01:29:34,755 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 262 selfloop transitions, 200 changer transitions 0/522 dead transitions. [2023-08-29 01:29:34,755 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 522 transitions, 4708 flow [2023-08-29 01:29:34,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 01:29:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 01:29:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4205 transitions. [2023-08-29 01:29:34,762 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4614793678665496 [2023-08-29 01:29:34,763 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4205 transitions. [2023-08-29 01:29:34,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4205 transitions. [2023-08-29 01:29:34,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:34,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4205 transitions. [2023-08-29 01:29:34,769 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 01:29:34,777 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 01:29:34,779 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 01:29:34,779 INFO L175 Difference]: Start difference. First operand has 119 places, 326 transitions, 2540 flow. Second operand 8 states and 4205 transitions. [2023-08-29 01:29:34,779 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 522 transitions, 4708 flow [2023-08-29 01:29:34,851 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 01:29:34,858 INFO L231 Difference]: Finished difference. Result has 131 places, 412 transitions, 4225 flow [2023-08-29 01:29:34,858 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 01:29:34,860 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 18 predicate places. [2023-08-29 01:29:34,860 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 412 transitions, 4225 flow [2023-08-29 01:29:34,861 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 01:29:34,861 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:34,861 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:34,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 01:29:34,862 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 01:29:34,862 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:34,862 INFO L85 PathProgramCache]: Analyzing trace with hash 359331436, now seen corresponding path program 3 times [2023-08-29 01:29:34,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:34,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665377323] [2023-08-29 01:29:34,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:34,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:35,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:35,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665377323] [2023-08-29 01:29:35,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665377323] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:35,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:35,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:29:35,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423089362] [2023-08-29 01:29:35,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:35,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:29:35,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:35,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:29:35,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:29:36,372 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 01:29:36,375 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 01:29:36,376 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:36,376 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 01:29:36,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:38,845 INFO L130 PetriNetUnfolder]: 4899/10258 cut-off events. [2023-08-29 01:29:38,845 INFO L131 PetriNetUnfolder]: For 33755/37614 co-relation queries the response was YES. [2023-08-29 01:29:38,875 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 01:29:38,901 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 391 selfloop transitions, 350 changer transitions 0/801 dead transitions. [2023-08-29 01:29:38,902 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 801 transitions, 9384 flow [2023-08-29 01:29:38,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:29:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:29:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4735 transitions. [2023-08-29 01:29:38,909 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4619061554970247 [2023-08-29 01:29:38,909 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4735 transitions. [2023-08-29 01:29:38,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4735 transitions. [2023-08-29 01:29:38,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:38,911 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4735 transitions. [2023-08-29 01:29:38,916 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 01:29:38,923 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 01:29:38,924 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 01:29:38,924 INFO L175 Difference]: Start difference. First operand has 131 places, 412 transitions, 4225 flow. Second operand 9 states and 4735 transitions. [2023-08-29 01:29:38,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 801 transitions, 9384 flow [2023-08-29 01:29:39,133 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 01:29:39,144 INFO L231 Difference]: Finished difference. Result has 144 places, 604 transitions, 7767 flow [2023-08-29 01:29:39,144 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 01:29:39,146 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 31 predicate places. [2023-08-29 01:29:39,146 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 604 transitions, 7767 flow [2023-08-29 01:29:39,147 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 01:29:39,147 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:39,148 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:39,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 01:29:39,148 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 01:29:39,148 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:39,148 INFO L85 PathProgramCache]: Analyzing trace with hash 880198872, now seen corresponding path program 4 times [2023-08-29 01:29:39,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:39,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408806867] [2023-08-29 01:29:39,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:39,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:40,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:40,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:40,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408806867] [2023-08-29 01:29:40,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408806867] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:40,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:40,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:29:40,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922459500] [2023-08-29 01:29:40,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:40,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:29:40,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:40,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:29:40,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:29:40,692 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 01:29:40,694 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 01:29:40,694 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:40,694 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 01:29:40,694 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:43,281 INFO L130 PetriNetUnfolder]: 5407/11453 cut-off events. [2023-08-29 01:29:43,281 INFO L131 PetriNetUnfolder]: For 60400/68795 co-relation queries the response was YES. [2023-08-29 01:29:43,317 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 01:29:43,349 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 354 selfloop transitions, 406 changer transitions 0/820 dead transitions. [2023-08-29 01:29:43,350 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 820 transitions, 11142 flow [2023-08-29 01:29:43,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:29:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:29:43,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4733 transitions. [2023-08-29 01:29:43,358 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4617110525802361 [2023-08-29 01:29:43,358 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4733 transitions. [2023-08-29 01:29:43,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4733 transitions. [2023-08-29 01:29:43,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:43,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4733 transitions. [2023-08-29 01:29:43,366 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 01:29:43,372 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 01:29:43,373 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 01:29:43,373 INFO L175 Difference]: Start difference. First operand has 144 places, 604 transitions, 7767 flow. Second operand 9 states and 4733 transitions. [2023-08-29 01:29:43,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 820 transitions, 11142 flow [2023-08-29 01:29:43,603 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 01:29:43,613 INFO L231 Difference]: Finished difference. Result has 155 places, 687 transitions, 10312 flow [2023-08-29 01:29:43,613 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 01:29:43,614 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 42 predicate places. [2023-08-29 01:29:43,614 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 687 transitions, 10312 flow [2023-08-29 01:29:43,615 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 01:29:43,615 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:43,615 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:43,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 01:29:43,615 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 01:29:43,616 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:43,616 INFO L85 PathProgramCache]: Analyzing trace with hash -62246314, now seen corresponding path program 5 times [2023-08-29 01:29:43,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:43,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208711169] [2023-08-29 01:29:43,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:43,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:44,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:44,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:44,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208711169] [2023-08-29 01:29:44,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208711169] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:44,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:44,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:29:44,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106103911] [2023-08-29 01:29:44,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:44,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:29:44,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:44,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:29:44,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:29:45,179 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-29 01:29:45,197 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 01:29:45,197 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:45,197 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-29 01:29:45,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:47,954 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 01:29:47,954 INFO L383 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-29 01:29:47,955 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 01:29:47,955 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 01:29:47,955 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-29 01:29:47,974 INFO L130 PetriNetUnfolder]: 5479/11883 cut-off events. [2023-08-29 01:29:47,974 INFO L131 PetriNetUnfolder]: For 82096/92577 co-relation queries the response was YES. [2023-08-29 01:29:48,026 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 01:29:48,064 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 419 selfloop transitions, 470 changer transitions 0/949 dead transitions. [2023-08-29 01:29:48,064 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 949 transitions, 14757 flow [2023-08-29 01:29:48,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:29:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:29:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4734 transitions. [2023-08-29 01:29:48,071 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4618086040386304 [2023-08-29 01:29:48,071 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4734 transitions. [2023-08-29 01:29:48,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4734 transitions. [2023-08-29 01:29:48,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:48,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4734 transitions. [2023-08-29 01:29:48,080 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 01:29:48,086 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 01:29:48,087 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 01:29:48,087 INFO L175 Difference]: Start difference. First operand has 155 places, 687 transitions, 10312 flow. Second operand 9 states and 4734 transitions. [2023-08-29 01:29:48,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 949 transitions, 14757 flow [2023-08-29 01:29:48,377 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 01:29:48,388 INFO L231 Difference]: Finished difference. Result has 163 places, 783 transitions, 13016 flow [2023-08-29 01:29:48,388 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 01:29:48,389 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 50 predicate places. [2023-08-29 01:29:48,389 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 783 transitions, 13016 flow [2023-08-29 01:29:48,390 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 01:29:48,390 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:48,390 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:48,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 01:29:48,390 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 01:29:48,391 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:48,391 INFO L85 PathProgramCache]: Analyzing trace with hash -562648808, now seen corresponding path program 1 times [2023-08-29 01:29:48,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:48,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897972136] [2023-08-29 01:29:48,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:48,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:48,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:48,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897972136] [2023-08-29 01:29:48,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897972136] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:48,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:48,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 01:29:48,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067392567] [2023-08-29 01:29:48,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:48,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 01:29:48,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:48,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 01:29:48,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 01:29:49,094 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-29 01:29:49,096 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 01:29:49,096 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:49,096 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-29 01:29:49,096 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:29:51,436 INFO L130 PetriNetUnfolder]: 4324/10704 cut-off events. [2023-08-29 01:29:51,437 INFO L131 PetriNetUnfolder]: For 94042/96260 co-relation queries the response was YES. [2023-08-29 01:29:51,479 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 01:29:51,508 INFO L137 encePairwiseOnDemand]: 1131/1139 looper letters, 696 selfloop transitions, 64 changer transitions 2/859 dead transitions. [2023-08-29 01:29:51,508 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 859 transitions, 15600 flow [2023-08-29 01:29:51,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 01:29:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 01:29:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3100 transitions. [2023-08-29 01:29:51,513 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4536142815335089 [2023-08-29 01:29:51,513 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3100 transitions. [2023-08-29 01:29:51,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3100 transitions. [2023-08-29 01:29:51,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:29:51,514 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3100 transitions. [2023-08-29 01:29:51,517 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 01:29:51,521 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 01:29:51,521 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 01:29:51,521 INFO L175 Difference]: Start difference. First operand has 163 places, 783 transitions, 13016 flow. Second operand 6 states and 3100 transitions. [2023-08-29 01:29:51,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 859 transitions, 15600 flow [2023-08-29 01:29:51,745 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 01:29:51,758 INFO L231 Difference]: Finished difference. Result has 170 places, 845 transitions, 13948 flow [2023-08-29 01:29:51,758 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 01:29:51,759 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 57 predicate places. [2023-08-29 01:29:51,759 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 845 transitions, 13948 flow [2023-08-29 01:29:51,759 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 01:29:51,759 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:29:51,759 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:29:51,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 01:29:51,760 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 01:29:51,760 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:29:51,760 INFO L85 PathProgramCache]: Analyzing trace with hash -621606072, now seen corresponding path program 1 times [2023-08-29 01:29:51,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:29:51,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881420217] [2023-08-29 01:29:51,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:29:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:29:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:29:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:29:58,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:29:58,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881420217] [2023-08-29 01:29:58,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881420217] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:29:58,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:29:58,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:29:58,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098970276] [2023-08-29 01:29:58,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:29:58,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:29:58,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:29:58,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:29:58,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:29:59,020 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:29:59,022 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 01:29:59,022 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:29:59,022 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:29:59,022 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:30:05,919 INFO L130 PetriNetUnfolder]: 11089/24774 cut-off events. [2023-08-29 01:30:05,920 INFO L131 PetriNetUnfolder]: For 204378/208780 co-relation queries the response was YES. [2023-08-29 01:30:06,042 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 01:30:06,129 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1413 selfloop transitions, 270 changer transitions 0/1739 dead transitions. [2023-08-29 01:30:06,129 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 1739 transitions, 31122 flow [2023-08-29 01:30:06,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 01:30:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 01:30:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6860 transitions. [2023-08-29 01:30:06,139 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4302019315188762 [2023-08-29 01:30:06,139 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6860 transitions. [2023-08-29 01:30:06,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6860 transitions. [2023-08-29 01:30:06,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:30:06,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6860 transitions. [2023-08-29 01:30:06,147 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 01:30:06,156 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 01:30:06,157 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 01:30:06,157 INFO L175 Difference]: Start difference. First operand has 170 places, 845 transitions, 13948 flow. Second operand 14 states and 6860 transitions. [2023-08-29 01:30:06,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 1739 transitions, 31122 flow [2023-08-29 01:30:07,036 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 01:30:07,054 INFO L231 Difference]: Finished difference. Result has 193 places, 1060 transitions, 18935 flow [2023-08-29 01:30:07,054 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 01:30:07,055 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 80 predicate places. [2023-08-29 01:30:07,055 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 1060 transitions, 18935 flow [2023-08-29 01:30:07,056 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 01:30:07,056 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:30:07,056 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:30:07,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 01:30:07,056 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 01:30:07,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:30:07,057 INFO L85 PathProgramCache]: Analyzing trace with hash 74055822, now seen corresponding path program 2 times [2023-08-29 01:30:07,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:30:07,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771269695] [2023-08-29 01:30:07,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:30:07,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:30:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:30:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:30:13,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:30:13,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771269695] [2023-08-29 01:30:13,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771269695] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:30:13,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:30:13,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:30:13,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588358303] [2023-08-29 01:30:13,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:30:13,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:30:13,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:30:13,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:30:13,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:30:14,187 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 1139 [2023-08-29 01:30:14,190 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 01:30:14,190 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:30:14,190 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 1139 [2023-08-29 01:30:14,190 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:30:22,354 INFO L130 PetriNetUnfolder]: 11012/24546 cut-off events. [2023-08-29 01:30:22,354 INFO L131 PetriNetUnfolder]: For 243390/247876 co-relation queries the response was YES. [2023-08-29 01:30:22,494 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 01:30:22,581 INFO L137 encePairwiseOnDemand]: 1101/1139 looper letters, 1245 selfloop transitions, 392 changer transitions 0/1693 dead transitions. [2023-08-29 01:30:22,582 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 1693 transitions, 30726 flow [2023-08-29 01:30:22,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-29 01:30:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-29 01:30:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7414 transitions. [2023-08-29 01:30:22,592 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4339479075212174 [2023-08-29 01:30:22,592 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7414 transitions. [2023-08-29 01:30:22,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7414 transitions. [2023-08-29 01:30:22,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:30:22,594 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7414 transitions. [2023-08-29 01:30:22,601 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 01:30:22,610 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 01:30:22,611 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 01:30:22,611 INFO L175 Difference]: Start difference. First operand has 193 places, 1060 transitions, 18935 flow. Second operand 15 states and 7414 transitions. [2023-08-29 01:30:22,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 1693 transitions, 30726 flow [2023-08-29 01:30:23,729 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 01:30:23,750 INFO L231 Difference]: Finished difference. Result has 218 places, 1295 transitions, 23427 flow [2023-08-29 01:30:23,751 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 01:30:23,751 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 105 predicate places. [2023-08-29 01:30:23,751 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1295 transitions, 23427 flow [2023-08-29 01:30:23,752 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 01:30:23,752 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:30:23,752 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:30:23,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 01:30:23,752 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 01:30:23,753 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:30:23,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1415673622, now seen corresponding path program 3 times [2023-08-29 01:30:23,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:30:23,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939403484] [2023-08-29 01:30:23,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:30:23,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:30:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:30:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:30:29,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:30:29,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939403484] [2023-08-29 01:30:29,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939403484] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:30:29,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:30:29,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:30:29,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659639628] [2023-08-29 01:30:29,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:30:29,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:30:29,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:30:29,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:30:29,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:30:30,118 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:30:30,120 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 01:30:30,121 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:30:30,121 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:30:30,121 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:30:41,943 INFO L130 PetriNetUnfolder]: 13487/32252 cut-off events. [2023-08-29 01:30:41,943 INFO L131 PetriNetUnfolder]: For 374490/380305 co-relation queries the response was YES. [2023-08-29 01:30:42,192 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 01:30:42,309 INFO L137 encePairwiseOnDemand]: 1102/1139 looper letters, 1088 selfloop transitions, 601 changer transitions 0/1745 dead transitions. [2023-08-29 01:30:42,310 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1745 transitions, 34568 flow [2023-08-29 01:30:42,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-08-29 01:30:42,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-08-29 01:30:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 6387 transitions. [2023-08-29 01:30:42,325 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4313500371445938 [2023-08-29 01:30:42,325 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 6387 transitions. [2023-08-29 01:30:42,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 6387 transitions. [2023-08-29 01:30:42,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:30:42,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 6387 transitions. [2023-08-29 01:30:42,333 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 01:30:42,341 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 01:30:42,342 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 01:30:42,342 INFO L175 Difference]: Start difference. First operand has 218 places, 1295 transitions, 23427 flow. Second operand 13 states and 6387 transitions. [2023-08-29 01:30:42,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 1745 transitions, 34568 flow [2023-08-29 01:30:45,025 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 01:30:45,048 INFO L231 Difference]: Finished difference. Result has 239 places, 1539 transitions, 31149 flow [2023-08-29 01:30:45,049 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 01:30:45,050 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 126 predicate places. [2023-08-29 01:30:45,050 INFO L495 AbstractCegarLoop]: Abstraction has has 239 places, 1539 transitions, 31149 flow [2023-08-29 01:30:45,050 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 01:30:45,051 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:30:45,051 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:30:45,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 01:30:45,051 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 01:30:45,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:30:45,051 INFO L85 PathProgramCache]: Analyzing trace with hash 113269482, now seen corresponding path program 4 times [2023-08-29 01:30:45,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:30:45,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488481881] [2023-08-29 01:30:45,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:30:45,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:30:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:30:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:30:50,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:30:50,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488481881] [2023-08-29 01:30:50,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488481881] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:30:50,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:30:50,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:30:50,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943128059] [2023-08-29 01:30:50,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:30:50,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:30:50,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:30:50,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:30:50,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:30:51,695 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 1139 [2023-08-29 01:30:51,708 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 01:30:51,708 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:30:51,708 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 1139 [2023-08-29 01:30:51,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:31:07,387 INFO L130 PetriNetUnfolder]: 16316/39561 cut-off events. [2023-08-29 01:31:07,387 INFO L131 PetriNetUnfolder]: For 557537/564768 co-relation queries the response was YES. [2023-08-29 01:31:07,709 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 01:31:07,829 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1478 selfloop transitions, 687 changer transitions 0/2221 dead transitions. [2023-08-29 01:31:07,829 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 2221 transitions, 49303 flow [2023-08-29 01:31:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 01:31:07,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 01:31:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6914 transitions. [2023-08-29 01:31:07,858 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4335883607174213 [2023-08-29 01:31:07,858 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6914 transitions. [2023-08-29 01:31:07,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6914 transitions. [2023-08-29 01:31:07,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:31:07,859 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6914 transitions. [2023-08-29 01:31:07,871 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 01:31:07,885 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 01:31:07,886 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 01:31:07,886 INFO L175 Difference]: Start difference. First operand has 239 places, 1539 transitions, 31149 flow. Second operand 14 states and 6914 transitions. [2023-08-29 01:31:07,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 2221 transitions, 49303 flow [2023-08-29 01:31:11,475 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 01:31:11,507 INFO L231 Difference]: Finished difference. Result has 261 places, 1878 transitions, 42943 flow [2023-08-29 01:31:11,508 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 01:31:11,508 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 148 predicate places. [2023-08-29 01:31:11,508 INFO L495 AbstractCegarLoop]: Abstraction has has 261 places, 1878 transitions, 42943 flow [2023-08-29 01:31:11,509 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 01:31:11,509 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:31:11,509 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:31:11,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-29 01:31:11,509 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 01:31:11,510 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:31:11,510 INFO L85 PathProgramCache]: Analyzing trace with hash 830999316, now seen corresponding path program 5 times [2023-08-29 01:31:11,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:31:11,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19583615] [2023-08-29 01:31:11,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:31:11,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:31:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:31:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:31:17,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:31:17,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19583615] [2023-08-29 01:31:17,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19583615] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:31:17,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:31:17,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:31:17,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670529851] [2023-08-29 01:31:17,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:31:17,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:31:17,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:31:17,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:31:17,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:31:18,255 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-29 01:31:18,258 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 01:31:18,258 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:31:18,258 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-29 01:31:18,258 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:31:40,010 INFO L130 PetriNetUnfolder]: 18489/45309 cut-off events. [2023-08-29 01:31:40,011 INFO L131 PetriNetUnfolder]: For 763956/772508 co-relation queries the response was YES. [2023-08-29 01:31:40,511 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 01:31:40,657 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1237 selfloop transitions, 1007 changer transitions 0/2300 dead transitions. [2023-08-29 01:31:40,657 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 2300 transitions, 56555 flow [2023-08-29 01:31:40,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 01:31:40,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 01:31:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6894 transitions. [2023-08-29 01:31:40,662 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4323341276809231 [2023-08-29 01:31:40,662 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6894 transitions. [2023-08-29 01:31:40,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6894 transitions. [2023-08-29 01:31:40,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:31:40,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6894 transitions. [2023-08-29 01:31:40,692 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 01:31:40,847 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 01:31:40,848 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 01:31:40,848 INFO L175 Difference]: Start difference. First operand has 261 places, 1878 transitions, 42943 flow. Second operand 14 states and 6894 transitions. [2023-08-29 01:31:40,848 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 2300 transitions, 56555 flow [2023-08-29 01:31:46,050 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 01:31:46,089 INFO L231 Difference]: Finished difference. Result has 283 places, 2100 transitions, 53655 flow [2023-08-29 01:31:46,091 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 01:31:46,091 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 170 predicate places. [2023-08-29 01:31:46,091 INFO L495 AbstractCegarLoop]: Abstraction has has 283 places, 2100 transitions, 53655 flow [2023-08-29 01:31:46,092 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 01:31:46,092 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:31:46,092 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:31:46,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-29 01:31:46,093 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 01:31:46,093 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:31:46,093 INFO L85 PathProgramCache]: Analyzing trace with hash -789791224, now seen corresponding path program 6 times [2023-08-29 01:31:46,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:31:46,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094851167] [2023-08-29 01:31:46,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:31:46,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:31:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:31:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:31:51,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:31:51,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094851167] [2023-08-29 01:31:51,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094851167] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:31:51,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:31:51,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:31:51,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988423537] [2023-08-29 01:31:51,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:31:51,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:31:51,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:31:51,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:31:51,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:31:52,267 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:31:52,269 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 01:31:52,269 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:31:52,269 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:31:52,269 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:20,807 INFO L130 PetriNetUnfolder]: 21179/52262 cut-off events. [2023-08-29 01:32:20,807 INFO L131 PetriNetUnfolder]: For 1039141/1048988 co-relation queries the response was YES. [2023-08-29 01:32:21,644 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 01:32:21,819 INFO L137 encePairwiseOnDemand]: 1109/1139 looper letters, 1588 selfloop transitions, 1094 changer transitions 0/2738 dead transitions. [2023-08-29 01:32:21,819 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 2738 transitions, 74677 flow [2023-08-29 01:32:21,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 01:32:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 01:32:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-29 01:32:21,823 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-29 01:32:21,823 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-29 01:32:21,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-29 01:32:21,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:21,824 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-29 01:32:21,828 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 01:32:21,834 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 01:32:21,835 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 01:32:21,835 INFO L175 Difference]: Start difference. First operand has 283 places, 2100 transitions, 53655 flow. Second operand 14 states and 6872 transitions. [2023-08-29 01:32:21,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 2738 transitions, 74677 flow [2023-08-29 01:32:29,350 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 01:32:29,393 INFO L231 Difference]: Finished difference. Result has 304 places, 2420 transitions, 68416 flow [2023-08-29 01:32:29,394 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 01:32:29,395 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 191 predicate places. [2023-08-29 01:32:29,396 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 2420 transitions, 68416 flow [2023-08-29 01:32:29,396 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 01:32:29,397 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:29,397 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:32:29,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-29 01:32:29,397 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 01:32:29,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:29,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1375051648, now seen corresponding path program 7 times [2023-08-29 01:32:29,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:29,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100399376] [2023-08-29 01:32:29,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:29,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:35,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:32:35,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:35,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100399376] [2023-08-29 01:32:35,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100399376] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:35,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:35,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:32:35,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975297722] [2023-08-29 01:32:35,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:35,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:32:35,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:32:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:32:37,111 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:32:37,113 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 01:32:37,113 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:37,114 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:32:37,114 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:13,982 INFO L130 PetriNetUnfolder]: 23490/58347 cut-off events. [2023-08-29 01:33:13,982 INFO L131 PetriNetUnfolder]: For 1369139/1380595 co-relation queries the response was YES. [2023-08-29 01:33:14,951 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 01:33:15,196 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1401 selfloop transitions, 1400 changer transitions 0/2857 dead transitions. [2023-08-29 01:33:15,197 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 2857 transitions, 85041 flow [2023-08-29 01:33:15,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-29 01:33:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-29 01:33:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7348 transitions. [2023-08-29 01:33:15,202 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43008486976880306 [2023-08-29 01:33:15,202 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7348 transitions. [2023-08-29 01:33:15,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7348 transitions. [2023-08-29 01:33:15,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:15,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7348 transitions. [2023-08-29 01:33:15,209 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 01:33:15,216 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 01:33:15,217 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 01:33:15,217 INFO L175 Difference]: Start difference. First operand has 304 places, 2420 transitions, 68416 flow. Second operand 15 states and 7348 transitions. [2023-08-29 01:33:15,217 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 2857 transitions, 85041 flow [2023-08-29 01:33:26,150 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 01:33:26,200 INFO L231 Difference]: Finished difference. Result has 328 places, 2663 transitions, 82625 flow [2023-08-29 01:33:26,201 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 01:33:26,202 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 215 predicate places. [2023-08-29 01:33:26,202 INFO L495 AbstractCegarLoop]: Abstraction has has 328 places, 2663 transitions, 82625 flow [2023-08-29 01:33:26,203 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 01:33:26,203 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:26,203 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:33:26,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-29 01:33:26,203 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 01:33:26,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:26,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1091926736, now seen corresponding path program 8 times [2023-08-29 01:33:26,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:26,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755819555] [2023-08-29 01:33:26,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:26,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:33:31,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:31,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755819555] [2023-08-29 01:33:31,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755819555] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:31,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:31,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:33:31,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622411677] [2023-08-29 01:33:31,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:31,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:33:31,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:31,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:33:31,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:33:32,316 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:33:32,318 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 01:33:32,318 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:32,318 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:33:32,319 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:20,233 INFO L130 PetriNetUnfolder]: 26028/64947 cut-off events. [2023-08-29 01:34:20,234 INFO L131 PetriNetUnfolder]: For 1747045/1759911 co-relation queries the response was YES. [2023-08-29 01:34:21,381 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 01:34:21,609 INFO L137 encePairwiseOnDemand]: 1108/1139 looper letters, 1713 selfloop transitions, 1488 changer transitions 0/3257 dead transitions. [2023-08-29 01:34:21,609 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 3257 transitions, 105969 flow [2023-08-29 01:34:21,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-29 01:34:21,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-29 01:34:21,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-29 01:34:21,613 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-29 01:34:21,613 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-29 01:34:21,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-29 01:34:21,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:21,615 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-29 01:34:21,618 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 01:34:21,624 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 01:34:21,625 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 01:34:21,625 INFO L175 Difference]: Start difference. First operand has 328 places, 2663 transitions, 82625 flow. Second operand 14 states and 6872 transitions. [2023-08-29 01:34:21,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 3257 transitions, 105969 flow [2023-08-29 01:34:37,803 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 01:34:37,870 INFO L231 Difference]: Finished difference. Result has 350 places, 2964 transitions, 100255 flow [2023-08-29 01:34:37,872 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 01:34:37,873 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 237 predicate places. [2023-08-29 01:34:37,873 INFO L495 AbstractCegarLoop]: Abstraction has has 350 places, 2964 transitions, 100255 flow [2023-08-29 01:34:37,873 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 01:34:37,874 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:37,874 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:34:37,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-29 01:34:37,874 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 01:34:37,874 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:37,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1756423724, now seen corresponding path program 9 times [2023-08-29 01:34:37,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:37,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948182824] [2023-08-29 01:34:37,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:37,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:34:44,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:44,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948182824] [2023-08-29 01:34:44,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948182824] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:44,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:44,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:34:44,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123800344] [2023-08-29 01:34:44,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:44,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:34:44,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:44,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:34:44,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:34:45,023 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-29 01:34:45,025 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 01:34:45,025 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:45,025 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-29 01:34:45,025 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:35:46,139 INFO L130 PetriNetUnfolder]: 28501/71433 cut-off events. [2023-08-29 01:35:46,139 INFO L131 PetriNetUnfolder]: For 2250582/2265224 co-relation queries the response was YES. [2023-08-29 01:35:47,813 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 01:35:48,089 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1580 selfloop transitions, 1780 changer transitions 0/3416 dead transitions. [2023-08-29 01:35:48,090 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 3416 transitions, 119907 flow [2023-08-29 01:35:48,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-29 01:35:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-29 01:35:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 7862 transitions. [2023-08-29 01:35:48,110 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4314091308165057 [2023-08-29 01:35:48,110 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 7862 transitions. [2023-08-29 01:35:48,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 7862 transitions. [2023-08-29 01:35:48,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:35:48,111 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 7862 transitions. [2023-08-29 01:35:48,131 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 01:35:48,138 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 01:35:48,139 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 01:35:48,139 INFO L175 Difference]: Start difference. First operand has 350 places, 2964 transitions, 100255 flow. Second operand 16 states and 7862 transitions. [2023-08-29 01:35:48,139 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 3416 transitions, 119907 flow [2023-08-29 01:36:09,950 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 01:36:10,023 INFO L231 Difference]: Finished difference. Result has 376 places, 3228 transitions, 118235 flow [2023-08-29 01:36:10,025 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 01:36:10,026 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 263 predicate places. [2023-08-29 01:36:10,026 INFO L495 AbstractCegarLoop]: Abstraction has has 376 places, 3228 transitions, 118235 flow [2023-08-29 01:36:10,027 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 01:36:10,027 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:36:10,027 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:36:10,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-29 01:36:10,027 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 01:36:10,027 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:36:10,027 INFO L85 PathProgramCache]: Analyzing trace with hash -322670396, now seen corresponding path program 10 times [2023-08-29 01:36:10,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:36:10,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081213225] [2023-08-29 01:36:10,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:36:10,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:36:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:36:14,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:36:14,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:36:14,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081213225] [2023-08-29 01:36:14,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081213225] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:36:14,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:36:14,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:36:14,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364204312] [2023-08-29 01:36:14,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:36:14,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:36:14,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:36:14,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:36:14,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:36:15,772 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-29 01:36:15,774 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 01:36:15,774 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:36:15,774 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-29 01:36:15,775 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Killed by 15