./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/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 --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 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 13:40:53,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 13:40:53,343 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-20 13:40:53,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 13:40:53,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 13:40:53,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 13:40:53,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 13:40:53,368 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 13:40:53,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 13:40:53,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 13:40:53,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 13:40:53,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 13:40:53,371 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 13:40:53,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 13:40:53,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 13:40:53,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 13:40:53,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 13:40:53,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 13:40:53,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 13:40:53,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 13:40:53,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 13:40:53,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 13:40:53,377 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-20 13:40:53,377 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 13:40:53,377 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 13:40:53,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 13:40:53,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 13:40:53,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 13:40:53,378 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 13:40:53,378 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 13:40:53,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 13:40:53,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 13:40:53,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 13:40:53,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 13:40:53,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 13:40:53,379 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 13:40:53,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 13:40:53,380 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 13:40:53,380 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 13:40:53,380 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 13:40:53,380 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 13:40:53,381 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 [2024-11-20 13:40:53,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 13:40:53,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 13:40:53,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 13:40:53,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 13:40:53,585 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 13:40:53,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-11-20 13:40:54,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 13:40:55,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 13:40:55,176 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-11-20 13:40:55,211 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3b89327/16c848bf0ef84640b3042a0c4555e884/FLAG4fc5f1633 [2024-11-20 13:40:55,354 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3b89327/16c848bf0ef84640b3042a0c4555e884 [2024-11-20 13:40:55,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 13:40:55,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 13:40:55,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 13:40:55,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 13:40:55,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 13:40:55,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:40:55" (1/1) ... [2024-11-20 13:40:55,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610db3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:55, skipping insertion in model container [2024-11-20 13:40:55,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:40:55" (1/1) ... [2024-11-20 13:40:55,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 13:40:58,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 13:40:58,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 13:40:58,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-20 13:40:58,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-20 13:40:58,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-20 13:40:58,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-20 13:40:58,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2024-11-20 13:40:58,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 13:40:59,109 INFO L204 MainTranslator]: Completed translation [2024-11-20 13:40:59,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59 WrapperNode [2024-11-20 13:40:59,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 13:40:59,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 13:40:59,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 13:40:59,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 13:40:59,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,294 INFO L138 Inliner]: procedures = 1354, calls = 1464, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 526 [2024-11-20 13:40:59,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 13:40:59,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 13:40:59,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 13:40:59,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 13:40:59,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 13:40:59,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 13:40:59,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 13:40:59,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 13:40:59,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (1/1) ... [2024-11-20 13:40:59,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 13:40:59,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 13:40:59,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 13:40:59,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 13:40:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-20 13:40:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 13:40:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-11-20 13:40:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-11-20 13:40:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 13:40:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 13:40:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 13:40:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-20 13:40:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2024-11-20 13:40:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2024-11-20 13:40:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-20 13:40:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-20 13:40:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-20 13:40:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-20 13:40:59,429 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-20 13:40:59,729 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 13:40:59,730 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 13:41:00,267 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-20 13:41:00,268 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 13:41:00,337 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 13:41:00,337 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 13:41:00,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:41:00 BoogieIcfgContainer [2024-11-20 13:41:00,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 13:41:00,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 13:41:00,339 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 13:41:00,341 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 13:41:00,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:40:55" (1/3) ... [2024-11-20 13:41:00,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f193cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:41:00, skipping insertion in model container [2024-11-20 13:41:00,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:40:59" (2/3) ... [2024-11-20 13:41:00,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f193cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:41:00, skipping insertion in model container [2024-11-20 13:41:00,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:41:00" (3/3) ... [2024-11-20 13:41:00,343 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-11-20 13:41:00,355 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 13:41:00,355 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2024-11-20 13:41:00,355 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-20 13:41:00,450 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-20 13:41:00,491 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 583 places, 589 transitions, 1192 flow [2024-11-20 13:41:00,642 INFO L124 PetriNetUnfolderBase]: 13/587 cut-off events. [2024-11-20 13:41:00,642 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-20 13:41:00,651 INFO L83 FinitePrefix]: Finished finitePrefix Result has 596 conditions, 587 events. 13/587 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 574 event pairs, 0 based on Foata normal form. 0/533 useless extension candidates. Maximal degree in co-relation 518. Up to 4 conditions per place. [2024-11-20 13:41:00,651 INFO L82 GeneralOperation]: Start removeDead. Operand has 583 places, 589 transitions, 1192 flow [2024-11-20 13:41:00,658 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 577 places, 583 transitions, 1175 flow [2024-11-20 13:41:00,668 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 13:41:00,674 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5af5f7fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 13:41:00,674 INFO L334 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2024-11-20 13:41:00,687 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-20 13:41:00,687 INFO L124 PetriNetUnfolderBase]: 0/86 cut-off events. [2024-11-20 13:41:00,687 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-20 13:41:00,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:00,688 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:00,688 INFO L396 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)] === [2024-11-20 13:41:00,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:00,692 INFO L85 PathProgramCache]: Analyzing trace with hash -900943764, now seen corresponding path program 1 times [2024-11-20 13:41:00,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:00,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337950179] [2024-11-20 13:41:00,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:00,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:01,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:01,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337950179] [2024-11-20 13:41:01,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337950179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:01,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:01,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:01,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656735953] [2024-11-20 13:41:01,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:01,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:01,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:01,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:01,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:01,091 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:01,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 577 places, 583 transitions, 1175 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:01,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:01,098 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:01,279 INFO L124 PetriNetUnfolderBase]: 13/615 cut-off events. [2024-11-20 13:41:01,279 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-11-20 13:41:01,281 INFO L83 FinitePrefix]: Finished finitePrefix Result has 640 conditions, 615 events. 13/615 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 807 event pairs, 2 based on Foata normal form. 4/568 useless extension candidates. Maximal degree in co-relation 517. Up to 13 conditions per place. [2024-11-20 13:41:01,285 INFO L140 encePairwiseOnDemand]: 579/589 looper letters, 8 selfloop transitions, 2 changer transitions 1/573 dead transitions. [2024-11-20 13:41:01,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 573 transitions, 1175 flow [2024-11-20 13:41:01,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:01,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1722 transitions. [2024-11-20 13:41:01,304 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9745331069609507 [2024-11-20 13:41:01,305 INFO L175 Difference]: Start difference. First operand has 577 places, 583 transitions, 1175 flow. Second operand 3 states and 1722 transitions. [2024-11-20 13:41:01,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 573 transitions, 1175 flow [2024-11-20 13:41:01,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 570 places, 573 transitions, 1170 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-20 13:41:01,322 INFO L231 Difference]: Finished difference. Result has 570 places, 572 transitions, 1152 flow [2024-11-20 13:41:01,325 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1150, PETRI_DIFFERENCE_MINUEND_PLACES=568, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=573, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=571, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1152, PETRI_PLACES=570, PETRI_TRANSITIONS=572} [2024-11-20 13:41:01,329 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -7 predicate places. [2024-11-20 13:41:01,329 INFO L471 AbstractCegarLoop]: Abstraction has has 570 places, 572 transitions, 1152 flow [2024-11-20 13:41:01,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,331 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:01,331 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:01,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 13:41:01,332 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:01,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:01,332 INFO L85 PathProgramCache]: Analyzing trace with hash 566621390, now seen corresponding path program 1 times [2024-11-20 13:41:01,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:01,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712956860] [2024-11-20 13:41:01,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:01,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:01,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:01,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712956860] [2024-11-20 13:41:01,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712956860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:01,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:01,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:01,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233776355] [2024-11-20 13:41:01,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:01,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:01,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:01,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:01,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:01,455 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:01,457 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 570 places, 572 transitions, 1152 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,458 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:01,458 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:01,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:01,528 INFO L124 PetriNetUnfolderBase]: 13/613 cut-off events. [2024-11-20 13:41:01,528 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:01,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 635 conditions, 613 events. 13/613 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 805 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 540. Up to 13 conditions per place. [2024-11-20 13:41:01,535 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2024-11-20 13:41:01,535 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 571 transitions, 1170 flow [2024-11-20 13:41:01,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:01,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:01,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:01,539 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:01,539 INFO L175 Difference]: Start difference. First operand has 570 places, 572 transitions, 1152 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:01,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 571 transitions, 1170 flow [2024-11-20 13:41:01,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 571 transitions, 1166 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:01,548 INFO L231 Difference]: Finished difference. Result has 568 places, 571 transitions, 1150 flow [2024-11-20 13:41:01,549 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1146, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=571, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=569, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1150, PETRI_PLACES=568, PETRI_TRANSITIONS=571} [2024-11-20 13:41:01,549 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -9 predicate places. [2024-11-20 13:41:01,549 INFO L471 AbstractCegarLoop]: Abstraction has has 568 places, 571 transitions, 1150 flow [2024-11-20 13:41:01,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,551 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:01,552 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:01,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 13:41:01,552 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:01,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:01,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1640887486, now seen corresponding path program 1 times [2024-11-20 13:41:01,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:01,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740777564] [2024-11-20 13:41:01,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:01,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:01,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740777564] [2024-11-20 13:41:01,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740777564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:01,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:01,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:01,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795285783] [2024-11-20 13:41:01,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:01,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:01,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:01,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:01,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:01,657 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:01,668 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 571 transitions, 1150 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,668 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:01,668 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:01,668 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:01,732 INFO L124 PetriNetUnfolderBase]: 13/612 cut-off events. [2024-11-20 13:41:01,733 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:01,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 634 conditions, 612 events. 13/612 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 804 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 532. Up to 13 conditions per place. [2024-11-20 13:41:01,736 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/570 dead transitions. [2024-11-20 13:41:01,736 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 569 places, 570 transitions, 1168 flow [2024-11-20 13:41:01,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:01,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:01,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:01,739 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:01,739 INFO L175 Difference]: Start difference. First operand has 568 places, 571 transitions, 1150 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:01,739 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 569 places, 570 transitions, 1168 flow [2024-11-20 13:41:01,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 567 places, 570 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:01,745 INFO L231 Difference]: Finished difference. Result has 567 places, 570 transitions, 1148 flow [2024-11-20 13:41:01,746 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1144, PETRI_DIFFERENCE_MINUEND_PLACES=565, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=570, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=568, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1148, PETRI_PLACES=567, PETRI_TRANSITIONS=570} [2024-11-20 13:41:01,747 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -10 predicate places. [2024-11-20 13:41:01,747 INFO L471 AbstractCegarLoop]: Abstraction has has 567 places, 570 transitions, 1148 flow [2024-11-20 13:41:01,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,748 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:01,748 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:01,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 13:41:01,748 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:01,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:01,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2011674084, now seen corresponding path program 1 times [2024-11-20 13:41:01,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:01,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058330421] [2024-11-20 13:41:01,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:01,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:01,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:01,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058330421] [2024-11-20 13:41:01,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058330421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:01,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:01,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:01,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134118376] [2024-11-20 13:41:01,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:01,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:01,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:01,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:01,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:01,847 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 567 out of 589 [2024-11-20 13:41:01,849 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 570 transitions, 1148 flow. Second operand has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:01,849 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:01,849 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 567 of 589 [2024-11-20 13:41:01,849 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:01,986 INFO L124 PetriNetUnfolderBase]: 29/1068 cut-off events. [2024-11-20 13:41:01,987 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-20 13:41:01,989 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1099 conditions, 1068 events. 29/1068 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3008 event pairs, 5 based on Foata normal form. 0/973 useless extension candidates. Maximal degree in co-relation 990. Up to 20 conditions per place. [2024-11-20 13:41:01,991 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 9 selfloop transitions, 2 changer transitions 0/569 dead transitions. [2024-11-20 13:41:01,991 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 569 transitions, 1168 flow [2024-11-20 13:41:01,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1713 transitions. [2024-11-20 13:41:01,994 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969439728353141 [2024-11-20 13:41:01,994 INFO L175 Difference]: Start difference. First operand has 567 places, 570 transitions, 1148 flow. Second operand 3 states and 1713 transitions. [2024-11-20 13:41:01,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 569 transitions, 1168 flow [2024-11-20 13:41:01,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 569 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,001 INFO L231 Difference]: Finished difference. Result has 566 places, 569 transitions, 1146 flow [2024-11-20 13:41:02,003 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1142, PETRI_DIFFERENCE_MINUEND_PLACES=564, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=567, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1146, PETRI_PLACES=566, PETRI_TRANSITIONS=569} [2024-11-20 13:41:02,004 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -11 predicate places. [2024-11-20 13:41:02,004 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 569 transitions, 1146 flow [2024-11-20 13:41:02,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,005 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,006 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 13:41:02,006 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1379854176, now seen corresponding path program 1 times [2024-11-20 13:41:02,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221861422] [2024-11-20 13:41:02,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221861422] [2024-11-20 13:41:02,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221861422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55179564] [2024-11-20 13:41:02,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,106 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:02,107 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 569 transitions, 1146 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,108 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,108 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:02,108 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,177 INFO L124 PetriNetUnfolderBase]: 13/610 cut-off events. [2024-11-20 13:41:02,177 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:02,179 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 610 events. 13/610 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 805 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 516. Up to 13 conditions per place. [2024-11-20 13:41:02,180 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/568 dead transitions. [2024-11-20 13:41:02,180 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 568 transitions, 1164 flow [2024-11-20 13:41:02,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:02,184 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:02,184 INFO L175 Difference]: Start difference. First operand has 566 places, 569 transitions, 1146 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:02,184 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 568 transitions, 1164 flow [2024-11-20 13:41:02,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 565 places, 568 transitions, 1160 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,190 INFO L231 Difference]: Finished difference. Result has 565 places, 568 transitions, 1144 flow [2024-11-20 13:41:02,191 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=563, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=568, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1144, PETRI_PLACES=565, PETRI_TRANSITIONS=568} [2024-11-20 13:41:02,193 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -12 predicate places. [2024-11-20 13:41:02,193 INFO L471 AbstractCegarLoop]: Abstraction has has 565 places, 568 transitions, 1144 flow [2024-11-20 13:41:02,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,195 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,195 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 13:41:02,195 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1561327202, now seen corresponding path program 1 times [2024-11-20 13:41:02,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757616316] [2024-11-20 13:41:02,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757616316] [2024-11-20 13:41:02,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757616316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146747590] [2024-11-20 13:41:02,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,302 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 567 out of 589 [2024-11-20 13:41:02,304 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 568 transitions, 1144 flow. Second operand has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,304 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,304 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 567 of 589 [2024-11-20 13:41:02,304 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,387 INFO L124 PetriNetUnfolderBase]: 14/629 cut-off events. [2024-11-20 13:41:02,387 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-20 13:41:02,389 INFO L83 FinitePrefix]: Finished finitePrefix Result has 654 conditions, 629 events. 14/629 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 911 event pairs, 3 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 531. Up to 16 conditions per place. [2024-11-20 13:41:02,391 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 9 selfloop transitions, 2 changer transitions 0/567 dead transitions. [2024-11-20 13:41:02,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 567 transitions, 1164 flow [2024-11-20 13:41:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1713 transitions. [2024-11-20 13:41:02,395 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969439728353141 [2024-11-20 13:41:02,395 INFO L175 Difference]: Start difference. First operand has 565 places, 568 transitions, 1144 flow. Second operand 3 states and 1713 transitions. [2024-11-20 13:41:02,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 567 transitions, 1164 flow [2024-11-20 13:41:02,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 567 transitions, 1160 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,403 INFO L231 Difference]: Finished difference. Result has 564 places, 567 transitions, 1142 flow [2024-11-20 13:41:02,404 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=567, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1142, PETRI_PLACES=564, PETRI_TRANSITIONS=567} [2024-11-20 13:41:02,404 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -13 predicate places. [2024-11-20 13:41:02,404 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 567 transitions, 1142 flow [2024-11-20 13:41:02,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,406 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,406 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 13:41:02,406 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,407 INFO L85 PathProgramCache]: Analyzing trace with hash 192102921, now seen corresponding path program 1 times [2024-11-20 13:41:02,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095005051] [2024-11-20 13:41:02,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095005051] [2024-11-20 13:41:02,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095005051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87094446] [2024-11-20 13:41:02,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,487 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:02,489 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 567 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,489 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,489 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:02,489 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,544 INFO L124 PetriNetUnfolderBase]: 13/608 cut-off events. [2024-11-20 13:41:02,545 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:02,546 INFO L83 FinitePrefix]: Finished finitePrefix Result has 630 conditions, 608 events. 13/608 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 802 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 500. Up to 13 conditions per place. [2024-11-20 13:41:02,548 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/566 dead transitions. [2024-11-20 13:41:02,548 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 566 transitions, 1160 flow [2024-11-20 13:41:02,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:02,551 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:02,551 INFO L175 Difference]: Start difference. First operand has 564 places, 567 transitions, 1142 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:02,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 566 transitions, 1160 flow [2024-11-20 13:41:02,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 566 transitions, 1156 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,557 INFO L231 Difference]: Finished difference. Result has 563 places, 566 transitions, 1140 flow [2024-11-20 13:41:02,558 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=564, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1140, PETRI_PLACES=563, PETRI_TRANSITIONS=566} [2024-11-20 13:41:02,559 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -14 predicate places. [2024-11-20 13:41:02,559 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 566 transitions, 1140 flow [2024-11-20 13:41:02,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,560 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,560 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 13:41:02,561 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,561 INFO L85 PathProgramCache]: Analyzing trace with hash -402312711, now seen corresponding path program 1 times [2024-11-20 13:41:02,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900012589] [2024-11-20 13:41:02,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900012589] [2024-11-20 13:41:02,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900012589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592966508] [2024-11-20 13:41:02,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,626 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:02,627 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 566 transitions, 1140 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,627 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,627 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:02,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,682 INFO L124 PetriNetUnfolderBase]: 13/607 cut-off events. [2024-11-20 13:41:02,682 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:02,684 INFO L83 FinitePrefix]: Finished finitePrefix Result has 629 conditions, 607 events. 13/607 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 803 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 492. Up to 13 conditions per place. [2024-11-20 13:41:02,685 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/565 dead transitions. [2024-11-20 13:41:02,686 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 565 transitions, 1158 flow [2024-11-20 13:41:02,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:02,706 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:02,706 INFO L175 Difference]: Start difference. First operand has 563 places, 566 transitions, 1140 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:02,706 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 565 transitions, 1158 flow [2024-11-20 13:41:02,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 565 transitions, 1154 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,712 INFO L231 Difference]: Finished difference. Result has 562 places, 565 transitions, 1138 flow [2024-11-20 13:41:02,712 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1134, PETRI_DIFFERENCE_MINUEND_PLACES=560, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=565, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=562, PETRI_TRANSITIONS=565} [2024-11-20 13:41:02,713 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -15 predicate places. [2024-11-20 13:41:02,713 INFO L471 AbstractCegarLoop]: Abstraction has has 562 places, 565 transitions, 1138 flow [2024-11-20 13:41:02,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,714 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,714 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-20 13:41:02,715 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,715 INFO L85 PathProgramCache]: Analyzing trace with hash -12528038, now seen corresponding path program 1 times [2024-11-20 13:41:02,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129091516] [2024-11-20 13:41:02,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129091516] [2024-11-20 13:41:02,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129091516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121151954] [2024-11-20 13:41:02,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,779 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:02,780 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 565 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,781 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,781 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:02,781 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,837 INFO L124 PetriNetUnfolderBase]: 13/606 cut-off events. [2024-11-20 13:41:02,837 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:02,839 INFO L83 FinitePrefix]: Finished finitePrefix Result has 628 conditions, 606 events. 13/606 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 802 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 484. Up to 13 conditions per place. [2024-11-20 13:41:02,840 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/564 dead transitions. [2024-11-20 13:41:02,840 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 564 transitions, 1156 flow [2024-11-20 13:41:02,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:02,843 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:02,843 INFO L175 Difference]: Start difference. First operand has 562 places, 565 transitions, 1138 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:02,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 564 transitions, 1156 flow [2024-11-20 13:41:02,846 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 564 transitions, 1152 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,849 INFO L231 Difference]: Finished difference. Result has 561 places, 564 transitions, 1136 flow [2024-11-20 13:41:02,850 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1132, PETRI_DIFFERENCE_MINUEND_PLACES=559, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=562, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1136, PETRI_PLACES=561, PETRI_TRANSITIONS=564} [2024-11-20 13:41:02,851 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -16 predicate places. [2024-11-20 13:41:02,851 INFO L471 AbstractCegarLoop]: Abstraction has has 561 places, 564 transitions, 1136 flow [2024-11-20 13:41:02,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,852 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:02,852 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:02,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-20 13:41:02,852 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:02,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:02,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1866617929, now seen corresponding path program 1 times [2024-11-20 13:41:02,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:02,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841403032] [2024-11-20 13:41:02,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:02,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:02,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:02,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841403032] [2024-11-20 13:41:02,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841403032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:02,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:02,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:02,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246386190] [2024-11-20 13:41:02,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:02,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:02,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:02,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:02,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:02,926 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:02,928 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 561 places, 564 transitions, 1136 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:02,928 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:02,928 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:02,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:02,984 INFO L124 PetriNetUnfolderBase]: 13/605 cut-off events. [2024-11-20 13:41:02,985 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:02,986 INFO L83 FinitePrefix]: Finished finitePrefix Result has 627 conditions, 605 events. 13/605 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 803 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 476. Up to 13 conditions per place. [2024-11-20 13:41:02,988 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/563 dead transitions. [2024-11-20 13:41:02,988 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 563 transitions, 1154 flow [2024-11-20 13:41:02,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:02,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:02,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:02,991 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:02,991 INFO L175 Difference]: Start difference. First operand has 561 places, 564 transitions, 1136 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:02,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 563 transitions, 1154 flow [2024-11-20 13:41:02,993 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 563 transitions, 1150 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:02,997 INFO L231 Difference]: Finished difference. Result has 560 places, 563 transitions, 1134 flow [2024-11-20 13:41:02,998 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1130, PETRI_DIFFERENCE_MINUEND_PLACES=558, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=563, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=561, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1134, PETRI_PLACES=560, PETRI_TRANSITIONS=563} [2024-11-20 13:41:02,998 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -17 predicate places. [2024-11-20 13:41:02,998 INFO L471 AbstractCegarLoop]: Abstraction has has 560 places, 563 transitions, 1134 flow [2024-11-20 13:41:03,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,000 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,000 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-20 13:41:03,000 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1390155751, now seen corresponding path program 1 times [2024-11-20 13:41:03,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620897695] [2024-11-20 13:41:03,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620897695] [2024-11-20 13:41:03,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620897695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529379520] [2024-11-20 13:41:03,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,073 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:03,074 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 563 transitions, 1134 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,075 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,075 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:03,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,140 INFO L124 PetriNetUnfolderBase]: 13/604 cut-off events. [2024-11-20 13:41:03,140 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:03,142 INFO L83 FinitePrefix]: Finished finitePrefix Result has 626 conditions, 604 events. 13/604 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 802 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 468. Up to 13 conditions per place. [2024-11-20 13:41:03,143 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/562 dead transitions. [2024-11-20 13:41:03,143 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 562 transitions, 1152 flow [2024-11-20 13:41:03,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:03,147 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:03,147 INFO L175 Difference]: Start difference. First operand has 560 places, 563 transitions, 1134 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:03,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 562 transitions, 1152 flow [2024-11-20 13:41:03,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 559 places, 562 transitions, 1148 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:03,153 INFO L231 Difference]: Finished difference. Result has 559 places, 562 transitions, 1132 flow [2024-11-20 13:41:03,154 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1128, PETRI_DIFFERENCE_MINUEND_PLACES=557, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=562, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=560, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1132, PETRI_PLACES=559, PETRI_TRANSITIONS=562} [2024-11-20 13:41:03,155 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -18 predicate places. [2024-11-20 13:41:03,155 INFO L471 AbstractCegarLoop]: Abstraction has has 559 places, 562 transitions, 1132 flow [2024-11-20 13:41:03,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,156 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,156 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-20 13:41:03,156 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,157 INFO L85 PathProgramCache]: Analyzing trace with hash 2024556488, now seen corresponding path program 1 times [2024-11-20 13:41:03,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851996288] [2024-11-20 13:41:03,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851996288] [2024-11-20 13:41:03,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851996288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500834045] [2024-11-20 13:41:03,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,232 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 567 out of 589 [2024-11-20 13:41:03,234 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 559 places, 562 transitions, 1132 flow. Second operand has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,234 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,235 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 567 of 589 [2024-11-20 13:41:03,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,336 INFO L124 PetriNetUnfolderBase]: 29/1051 cut-off events. [2024-11-20 13:41:03,337 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-20 13:41:03,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1082 conditions, 1051 events. 29/1051 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 2969 event pairs, 5 based on Foata normal form. 0/967 useless extension candidates. Maximal degree in co-relation 917. Up to 20 conditions per place. [2024-11-20 13:41:03,342 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 9 selfloop transitions, 2 changer transitions 0/561 dead transitions. [2024-11-20 13:41:03,342 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 560 places, 561 transitions, 1152 flow [2024-11-20 13:41:03,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1713 transitions. [2024-11-20 13:41:03,345 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969439728353141 [2024-11-20 13:41:03,345 INFO L175 Difference]: Start difference. First operand has 559 places, 562 transitions, 1132 flow. Second operand 3 states and 1713 transitions. [2024-11-20 13:41:03,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 560 places, 561 transitions, 1152 flow [2024-11-20 13:41:03,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 561 transitions, 1148 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:03,351 INFO L231 Difference]: Finished difference. Result has 558 places, 561 transitions, 1130 flow [2024-11-20 13:41:03,352 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1126, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1130, PETRI_PLACES=558, PETRI_TRANSITIONS=561} [2024-11-20 13:41:03,353 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -19 predicate places. [2024-11-20 13:41:03,354 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 561 transitions, 1130 flow [2024-11-20 13:41:03,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.3333333333334) internal successors, (1705), 3 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,355 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,355 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-20 13:41:03,355 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1836566446, now seen corresponding path program 1 times [2024-11-20 13:41:03,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972681563] [2024-11-20 13:41:03,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972681563] [2024-11-20 13:41:03,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972681563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958986720] [2024-11-20 13:41:03,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,433 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:03,435 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 561 transitions, 1130 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,435 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,435 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:03,435 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,501 INFO L124 PetriNetUnfolderBase]: 13/602 cut-off events. [2024-11-20 13:41:03,501 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:03,503 INFO L83 FinitePrefix]: Finished finitePrefix Result has 624 conditions, 602 events. 13/602 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 798 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 452. Up to 13 conditions per place. [2024-11-20 13:41:03,504 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/560 dead transitions. [2024-11-20 13:41:03,504 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 560 transitions, 1148 flow [2024-11-20 13:41:03,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:03,507 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:03,507 INFO L175 Difference]: Start difference. First operand has 558 places, 561 transitions, 1130 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:03,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 560 transitions, 1148 flow [2024-11-20 13:41:03,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 560 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:03,513 INFO L231 Difference]: Finished difference. Result has 557 places, 560 transitions, 1128 flow [2024-11-20 13:41:03,514 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=558, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1128, PETRI_PLACES=557, PETRI_TRANSITIONS=560} [2024-11-20 13:41:03,515 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -20 predicate places. [2024-11-20 13:41:03,515 INFO L471 AbstractCegarLoop]: Abstraction has has 557 places, 560 transitions, 1128 flow [2024-11-20 13:41:03,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,516 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,516 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-20 13:41:03,516 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,517 INFO L85 PathProgramCache]: Analyzing trace with hash -754175733, now seen corresponding path program 1 times [2024-11-20 13:41:03,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955645744] [2024-11-20 13:41:03,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955645744] [2024-11-20 13:41:03,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955645744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595539600] [2024-11-20 13:41:03,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,584 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:03,586 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 560 transitions, 1128 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,586 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,586 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:03,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,641 INFO L124 PetriNetUnfolderBase]: 13/601 cut-off events. [2024-11-20 13:41:03,641 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:03,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 623 conditions, 601 events. 13/601 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 799 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 444. Up to 13 conditions per place. [2024-11-20 13:41:03,644 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/559 dead transitions. [2024-11-20 13:41:03,645 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 559 transitions, 1146 flow [2024-11-20 13:41:03,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:03,647 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:03,647 INFO L175 Difference]: Start difference. First operand has 557 places, 560 transitions, 1128 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:03,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 559 transitions, 1146 flow [2024-11-20 13:41:03,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 559 transitions, 1142 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:03,654 INFO L231 Difference]: Finished difference. Result has 556 places, 559 transitions, 1126 flow [2024-11-20 13:41:03,654 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1122, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=559, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1126, PETRI_PLACES=556, PETRI_TRANSITIONS=559} [2024-11-20 13:41:03,655 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -21 predicate places. [2024-11-20 13:41:03,655 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 559 transitions, 1126 flow [2024-11-20 13:41:03,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,657 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,657 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-20 13:41:03,657 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,657 INFO L85 PathProgramCache]: Analyzing trace with hash 101154397, now seen corresponding path program 1 times [2024-11-20 13:41:03,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477896571] [2024-11-20 13:41:03,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477896571] [2024-11-20 13:41:03,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477896571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116297287] [2024-11-20 13:41:03,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,730 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:03,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 559 transitions, 1126 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,732 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:03,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,789 INFO L124 PetriNetUnfolderBase]: 13/600 cut-off events. [2024-11-20 13:41:03,789 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:03,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 622 conditions, 600 events. 13/600 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 800 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 436. Up to 13 conditions per place. [2024-11-20 13:41:03,792 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/558 dead transitions. [2024-11-20 13:41:03,793 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 557 places, 558 transitions, 1144 flow [2024-11-20 13:41:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:03,796 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:03,796 INFO L175 Difference]: Start difference. First operand has 556 places, 559 transitions, 1126 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:03,796 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 557 places, 558 transitions, 1144 flow [2024-11-20 13:41:03,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 555 places, 558 transitions, 1140 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:03,802 INFO L231 Difference]: Finished difference. Result has 555 places, 558 transitions, 1124 flow [2024-11-20 13:41:03,803 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1120, PETRI_DIFFERENCE_MINUEND_PLACES=553, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=558, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1124, PETRI_PLACES=555, PETRI_TRANSITIONS=558} [2024-11-20 13:41:03,804 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -22 predicate places. [2024-11-20 13:41:03,804 INFO L471 AbstractCegarLoop]: Abstraction has has 555 places, 558 transitions, 1124 flow [2024-11-20 13:41:03,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,805 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:03,806 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:03,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-20 13:41:03,806 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:03,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:03,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1269091774, now seen corresponding path program 1 times [2024-11-20 13:41:03,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:03,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039912701] [2024-11-20 13:41:03,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:03,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:03,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:03,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039912701] [2024-11-20 13:41:03,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039912701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:03,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:03,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:03,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738511076] [2024-11-20 13:41:03,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:03,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:03,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:03,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:03,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:03,906 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:03,907 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 555 places, 558 transitions, 1124 flow. Second operand has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:03,908 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:03,908 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:03,908 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:03,987 INFO L124 PetriNetUnfolderBase]: 13/599 cut-off events. [2024-11-20 13:41:03,987 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:03,989 INFO L83 FinitePrefix]: Finished finitePrefix Result has 621 conditions, 599 events. 13/599 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 800 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 428. Up to 13 conditions per place. [2024-11-20 13:41:03,990 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 8 selfloop transitions, 2 changer transitions 0/557 dead transitions. [2024-11-20 13:41:03,991 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 557 transitions, 1142 flow [2024-11-20 13:41:03,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:03,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1715 transitions. [2024-11-20 13:41:03,994 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9705715902659876 [2024-11-20 13:41:03,994 INFO L175 Difference]: Start difference. First operand has 555 places, 558 transitions, 1124 flow. Second operand 3 states and 1715 transitions. [2024-11-20 13:41:03,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 557 transitions, 1142 flow [2024-11-20 13:41:03,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 554 places, 557 transitions, 1138 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:04,002 INFO L231 Difference]: Finished difference. Result has 554 places, 557 transitions, 1122 flow [2024-11-20 13:41:04,002 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1118, PETRI_DIFFERENCE_MINUEND_PLACES=552, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=555, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1122, PETRI_PLACES=554, PETRI_TRANSITIONS=557} [2024-11-20 13:41:04,002 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -23 predicate places. [2024-11-20 13:41:04,002 INFO L471 AbstractCegarLoop]: Abstraction has has 554 places, 557 transitions, 1122 flow [2024-11-20 13:41:04,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.3333333333334) internal successors, (1708), 3 states have internal predecessors, (1708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:04,004 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:04,004 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:04,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-20 13:41:04,004 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:04,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:04,005 INFO L85 PathProgramCache]: Analyzing trace with hash 883094120, now seen corresponding path program 1 times [2024-11-20 13:41:04,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:04,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443591917] [2024-11-20 13:41:04,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:04,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:04,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:04,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443591917] [2024-11-20 13:41:04,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443591917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:04,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:04,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:04,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956421892] [2024-11-20 13:41:04,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:04,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:04,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:04,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:04,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:04,085 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 589 [2024-11-20 13:41:04,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 554 places, 557 transitions, 1122 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:04,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:04,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 589 [2024-11-20 13:41:04,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:04,146 INFO L124 PetriNetUnfolderBase]: 18/664 cut-off events. [2024-11-20 13:41:04,146 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:04,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 696 conditions, 664 events. 18/664 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1138 event pairs, 5 based on Foata normal form. 0/624 useless extension candidates. Maximal degree in co-relation 496. Up to 21 conditions per place. [2024-11-20 13:41:04,150 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 10 selfloop transitions, 2 changer transitions 0/556 dead transitions. [2024-11-20 13:41:04,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 555 places, 556 transitions, 1144 flow [2024-11-20 13:41:04,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:04,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1711 transitions. [2024-11-20 13:41:04,153 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683078664402943 [2024-11-20 13:41:04,153 INFO L175 Difference]: Start difference. First operand has 554 places, 557 transitions, 1122 flow. Second operand 3 states and 1711 transitions. [2024-11-20 13:41:04,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 555 places, 556 transitions, 1144 flow [2024-11-20 13:41:04,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 553 places, 556 transitions, 1140 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:04,159 INFO L231 Difference]: Finished difference. Result has 553 places, 556 transitions, 1120 flow [2024-11-20 13:41:04,159 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1116, PETRI_DIFFERENCE_MINUEND_PLACES=551, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=556, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=554, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1120, PETRI_PLACES=553, PETRI_TRANSITIONS=556} [2024-11-20 13:41:04,160 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -24 predicate places. [2024-11-20 13:41:04,160 INFO L471 AbstractCegarLoop]: Abstraction has has 553 places, 556 transitions, 1120 flow [2024-11-20 13:41:04,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:04,161 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:04,161 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:04,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-20 13:41:04,161 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:04,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:04,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1841612199, now seen corresponding path program 1 times [2024-11-20 13:41:04,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:04,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999178848] [2024-11-20 13:41:04,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:04,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:04,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999178848] [2024-11-20 13:41:04,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999178848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:04,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:04,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:04,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709641885] [2024-11-20 13:41:04,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:04,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:04,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:04,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:04,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:04,242 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 589 [2024-11-20 13:41:04,243 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 553 places, 556 transitions, 1120 flow. Second operand has 3 states, 3 states have (on average 569.0) internal successors, (1707), 3 states have internal predecessors, (1707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:04,243 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:04,244 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 589 [2024-11-20 13:41:04,244 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:04,369 INFO L124 PetriNetUnfolderBase]: 34/1086 cut-off events. [2024-11-20 13:41:04,369 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-20 13:41:04,371 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1124 conditions, 1086 events. 34/1086 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3234 event pairs, 8 based on Foata normal form. 0/1013 useless extension candidates. Maximal degree in co-relation 917. Up to 25 conditions per place. [2024-11-20 13:41:04,373 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 9 selfloop transitions, 1 changer transitions 0/554 dead transitions. [2024-11-20 13:41:04,373 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 554 transitions, 1136 flow [2024-11-20 13:41:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1716 transitions. [2024-11-20 13:41:04,376 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9711375212224108 [2024-11-20 13:41:04,376 INFO L175 Difference]: Start difference. First operand has 553 places, 556 transitions, 1120 flow. Second operand 3 states and 1716 transitions. [2024-11-20 13:41:04,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 554 transitions, 1136 flow [2024-11-20 13:41:04,378 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 551 places, 554 transitions, 1132 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:04,382 INFO L231 Difference]: Finished difference. Result has 551 places, 554 transitions, 1114 flow [2024-11-20 13:41:04,383 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1112, PETRI_DIFFERENCE_MINUEND_PLACES=549, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=554, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1114, PETRI_PLACES=551, PETRI_TRANSITIONS=554} [2024-11-20 13:41:04,383 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -26 predicate places. [2024-11-20 13:41:04,383 INFO L471 AbstractCegarLoop]: Abstraction has has 551 places, 554 transitions, 1114 flow [2024-11-20 13:41:04,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.0) internal successors, (1707), 3 states have internal predecessors, (1707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:04,384 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:04,384 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:04,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-20 13:41:04,384 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:04,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:04,385 INFO L85 PathProgramCache]: Analyzing trace with hash -476324726, now seen corresponding path program 1 times [2024-11-20 13:41:04,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:04,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13666640] [2024-11-20 13:41:04,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:04,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:06,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:06,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13666640] [2024-11-20 13:41:06,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13666640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:06,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:06,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-20 13:41:06,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737243123] [2024-11-20 13:41:06,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:06,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 13:41:06,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:06,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 13:41:06,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-20 13:41:06,362 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 527 out of 589 [2024-11-20 13:41:06,368 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 551 places, 554 transitions, 1114 flow. Second operand has 10 states, 10 states have (on average 528.3) internal successors, (5283), 10 states have internal predecessors, (5283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:06,368 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:06,368 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 527 of 589 [2024-11-20 13:41:06,368 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:06,598 INFO L124 PetriNetUnfolderBase]: 126/1123 cut-off events. [2024-11-20 13:41:06,599 INFO L125 PetriNetUnfolderBase]: For 6/7 co-relation queries the response was YES. [2024-11-20 13:41:06,602 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1444 conditions, 1123 events. 126/1123 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 5242 event pairs, 98 based on Foata normal form. 0/1027 useless extension candidates. Maximal degree in co-relation 1235. Up to 242 conditions per place. [2024-11-20 13:41:06,605 INFO L140 encePairwiseOnDemand]: 579/589 looper letters, 42 selfloop transitions, 9 changer transitions 0/553 dead transitions. [2024-11-20 13:41:06,605 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 553 transitions, 1214 flow [2024-11-20 13:41:06,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-20 13:41:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-20 13:41:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5322 transitions. [2024-11-20 13:41:06,640 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9035653650254669 [2024-11-20 13:41:06,641 INFO L175 Difference]: Start difference. First operand has 551 places, 554 transitions, 1114 flow. Second operand 10 states and 5322 transitions. [2024-11-20 13:41:06,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 553 transitions, 1214 flow [2024-11-20 13:41:06,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 553 transitions, 1213 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:06,648 INFO L231 Difference]: Finished difference. Result has 558 places, 553 transitions, 1129 flow [2024-11-20 13:41:06,649 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1111, PETRI_DIFFERENCE_MINUEND_PLACES=549, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=553, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=544, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1129, PETRI_PLACES=558, PETRI_TRANSITIONS=553} [2024-11-20 13:41:06,649 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -19 predicate places. [2024-11-20 13:41:06,649 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 553 transitions, 1129 flow [2024-11-20 13:41:06,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 528.3) internal successors, (5283), 10 states have internal predecessors, (5283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:06,654 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:06,654 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:06,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-20 13:41:06,654 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:06,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:06,655 INFO L85 PathProgramCache]: Analyzing trace with hash 937749855, now seen corresponding path program 1 times [2024-11-20 13:41:06,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:06,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184671560] [2024-11-20 13:41:06,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:06,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:06,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:06,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184671560] [2024-11-20 13:41:06,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184671560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:06,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:06,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:06,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20334114] [2024-11-20 13:41:06,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:06,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:06,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:06,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:06,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:06,750 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 564 out of 589 [2024-11-20 13:41:06,752 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 553 transitions, 1129 flow. Second operand has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:06,752 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:06,753 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 564 of 589 [2024-11-20 13:41:06,753 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:06,886 INFO L124 PetriNetUnfolderBase]: 43/1350 cut-off events. [2024-11-20 13:41:06,886 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-20 13:41:06,889 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1400 conditions, 1350 events. 43/1350 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5337 event pairs, 9 based on Foata normal form. 0/1256 useless extension candidates. Maximal degree in co-relation 1193. Up to 31 conditions per place. [2024-11-20 13:41:06,892 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 12 selfloop transitions, 2 changer transitions 0/552 dead transitions. [2024-11-20 13:41:06,892 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 552 transitions, 1155 flow [2024-11-20 13:41:06,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1707 transitions. [2024-11-20 13:41:06,895 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.966044142614601 [2024-11-20 13:41:06,895 INFO L175 Difference]: Start difference. First operand has 558 places, 553 transitions, 1129 flow. Second operand 3 states and 1707 transitions. [2024-11-20 13:41:06,895 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 552 transitions, 1155 flow [2024-11-20 13:41:06,898 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 550 places, 552 transitions, 1137 flow, removed 0 selfloop flow, removed 9 redundant places. [2024-11-20 13:41:06,902 INFO L231 Difference]: Finished difference. Result has 550 places, 552 transitions, 1113 flow [2024-11-20 13:41:06,902 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1109, PETRI_DIFFERENCE_MINUEND_PLACES=548, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=552, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=550, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1113, PETRI_PLACES=550, PETRI_TRANSITIONS=552} [2024-11-20 13:41:06,903 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -27 predicate places. [2024-11-20 13:41:06,903 INFO L471 AbstractCegarLoop]: Abstraction has has 550 places, 552 transitions, 1113 flow [2024-11-20 13:41:06,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:06,903 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:06,904 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:06,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-20 13:41:06,904 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:06,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:06,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1198294635, now seen corresponding path program 1 times [2024-11-20 13:41:06,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:06,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503718034] [2024-11-20 13:41:06,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:06,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:06,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:06,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503718034] [2024-11-20 13:41:06,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503718034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:06,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:06,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:06,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952167526] [2024-11-20 13:41:06,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:06,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:06,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:06,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:06,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:06,985 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 589 [2024-11-20 13:41:06,987 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 550 places, 552 transitions, 1113 flow. Second operand has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:06,987 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:06,987 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 589 [2024-11-20 13:41:06,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:07,082 INFO L124 PetriNetUnfolderBase]: 45/1040 cut-off events. [2024-11-20 13:41:07,082 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-11-20 13:41:07,085 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 1040 events. 45/1040 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 3547 event pairs, 20 based on Foata normal form. 0/983 useless extension candidates. Maximal degree in co-relation 901. Up to 53 conditions per place. [2024-11-20 13:41:07,090 INFO L140 encePairwiseOnDemand]: 584/589 looper letters, 13 selfloop transitions, 1 changer transitions 0/548 dead transitions. [2024-11-20 13:41:07,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 548 places, 548 transitions, 1133 flow [2024-11-20 13:41:07,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1704 transitions. [2024-11-20 13:41:07,094 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9643463497453311 [2024-11-20 13:41:07,094 INFO L175 Difference]: Start difference. First operand has 550 places, 552 transitions, 1113 flow. Second operand 3 states and 1704 transitions. [2024-11-20 13:41:07,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 548 places, 548 transitions, 1133 flow [2024-11-20 13:41:07,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 548 transitions, 1129 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:07,100 INFO L231 Difference]: Finished difference. Result has 546 places, 548 transitions, 1103 flow [2024-11-20 13:41:07,101 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1101, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=548, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=547, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1103, PETRI_PLACES=546, PETRI_TRANSITIONS=548} [2024-11-20 13:41:07,101 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -31 predicate places. [2024-11-20 13:41:07,101 INFO L471 AbstractCegarLoop]: Abstraction has has 546 places, 548 transitions, 1103 flow [2024-11-20 13:41:07,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,102 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:07,102 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:07,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-20 13:41:07,102 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:07,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:07,103 INFO L85 PathProgramCache]: Analyzing trace with hash 35952578, now seen corresponding path program 1 times [2024-11-20 13:41:07,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:07,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610950853] [2024-11-20 13:41:07,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:07,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:07,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:07,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610950853] [2024-11-20 13:41:07,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610950853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:07,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:07,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:07,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889214916] [2024-11-20 13:41:07,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:07,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:07,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:07,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:07,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:07,207 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 589 [2024-11-20 13:41:07,209 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 548 transitions, 1103 flow. Second operand has 3 states, 3 states have (on average 572.6666666666666) internal successors, (1718), 3 states have internal predecessors, (1718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,210 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:07,210 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 589 [2024-11-20 13:41:07,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:07,277 INFO L124 PetriNetUnfolderBase]: 13/589 cut-off events. [2024-11-20 13:41:07,277 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:07,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 608 conditions, 589 events. 13/589 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 771 event pairs, 2 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 402. Up to 11 conditions per place. [2024-11-20 13:41:07,281 INFO L140 encePairwiseOnDemand]: 587/589 looper letters, 6 selfloop transitions, 1 changer transitions 0/547 dead transitions. [2024-11-20 13:41:07,281 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 547 places, 547 transitions, 1115 flow [2024-11-20 13:41:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:07,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1724 transitions. [2024-11-20 13:41:07,286 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9756649688737974 [2024-11-20 13:41:07,286 INFO L175 Difference]: Start difference. First operand has 546 places, 548 transitions, 1103 flow. Second operand 3 states and 1724 transitions. [2024-11-20 13:41:07,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 547 places, 547 transitions, 1115 flow [2024-11-20 13:41:07,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 547 transitions, 1114 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:07,292 INFO L231 Difference]: Finished difference. Result has 546 places, 547 transitions, 1102 flow [2024-11-20 13:41:07,293 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1100, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=547, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=546, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1102, PETRI_PLACES=546, PETRI_TRANSITIONS=547} [2024-11-20 13:41:07,293 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -31 predicate places. [2024-11-20 13:41:07,293 INFO L471 AbstractCegarLoop]: Abstraction has has 546 places, 547 transitions, 1102 flow [2024-11-20 13:41:07,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 572.6666666666666) internal successors, (1718), 3 states have internal predecessors, (1718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,295 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:07,295 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:07,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-20 13:41:07,295 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:07,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:07,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1034539988, now seen corresponding path program 1 times [2024-11-20 13:41:07,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:07,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020269302] [2024-11-20 13:41:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:07,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:07,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:07,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:07,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020269302] [2024-11-20 13:41:07,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020269302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:07,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:07,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:07,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636019399] [2024-11-20 13:41:07,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:07,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:07,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:07,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:07,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:07,406 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 564 out of 589 [2024-11-20 13:41:07,407 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 547 transitions, 1102 flow. Second operand has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,408 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:07,408 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 564 of 589 [2024-11-20 13:41:07,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:07,488 INFO L124 PetriNetUnfolderBase]: 23/716 cut-off events. [2024-11-20 13:41:07,488 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-20 13:41:07,491 INFO L83 FinitePrefix]: Finished finitePrefix Result has 760 conditions, 716 events. 23/716 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1577 event pairs, 8 based on Foata normal form. 0/683 useless extension candidates. Maximal degree in co-relation 554. Up to 30 conditions per place. [2024-11-20 13:41:07,493 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 13 selfloop transitions, 2 changer transitions 0/546 dead transitions. [2024-11-20 13:41:07,494 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 547 places, 546 transitions, 1130 flow [2024-11-20 13:41:07,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:07,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1708 transitions. [2024-11-20 13:41:07,499 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9666100735710244 [2024-11-20 13:41:07,500 INFO L175 Difference]: Start difference. First operand has 546 places, 547 transitions, 1102 flow. Second operand 3 states and 1708 transitions. [2024-11-20 13:41:07,500 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 547 places, 546 transitions, 1130 flow [2024-11-20 13:41:07,502 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 546 transitions, 1129 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:07,506 INFO L231 Difference]: Finished difference. Result has 546 places, 546 transitions, 1103 flow [2024-11-20 13:41:07,507 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1099, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=546, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=544, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1103, PETRI_PLACES=546, PETRI_TRANSITIONS=546} [2024-11-20 13:41:07,508 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -31 predicate places. [2024-11-20 13:41:07,508 INFO L471 AbstractCegarLoop]: Abstraction has has 546 places, 546 transitions, 1103 flow [2024-11-20 13:41:07,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,508 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:07,509 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:07,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-20 13:41:07,509 INFO L396 AbstractCegarLoop]: === Iteration 24 === 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)] === [2024-11-20 13:41:07,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:07,509 INFO L85 PathProgramCache]: Analyzing trace with hash -330907592, now seen corresponding path program 1 times [2024-11-20 13:41:07,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:07,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905807268] [2024-11-20 13:41:07,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:07,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:07,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905807268] [2024-11-20 13:41:07,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905807268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:07,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:07,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:07,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138571626] [2024-11-20 13:41:07,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:07,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:07,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:07,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:07,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:07,602 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 564 out of 589 [2024-11-20 13:41:07,604 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 546 transitions, 1103 flow. Second operand has 3 states, 3 states have (on average 565.0) internal successors, (1695), 3 states have internal predecessors, (1695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,604 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:07,604 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 564 of 589 [2024-11-20 13:41:07,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:07,722 INFO L124 PetriNetUnfolderBase]: 44/1080 cut-off events. [2024-11-20 13:41:07,722 INFO L125 PetriNetUnfolderBase]: For 7/8 co-relation queries the response was YES. [2024-11-20 13:41:07,726 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1156 conditions, 1080 events. 44/1080 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3623 event pairs, 2 based on Foata normal form. 0/1024 useless extension candidates. Maximal degree in co-relation 985. Up to 43 conditions per place. [2024-11-20 13:41:07,729 INFO L140 encePairwiseOnDemand]: 583/589 looper letters, 16 selfloop transitions, 3 changer transitions 0/549 dead transitions. [2024-11-20 13:41:07,729 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 549 transitions, 1151 flow [2024-11-20 13:41:07,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1714 transitions. [2024-11-20 13:41:07,732 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9700056593095643 [2024-11-20 13:41:07,732 INFO L175 Difference]: Start difference. First operand has 546 places, 546 transitions, 1103 flow. Second operand 3 states and 1714 transitions. [2024-11-20 13:41:07,732 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 549 transitions, 1151 flow [2024-11-20 13:41:07,735 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 549 transitions, 1147 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-20 13:41:07,743 INFO L231 Difference]: Finished difference. Result has 544 places, 544 transitions, 1106 flow [2024-11-20 13:41:07,744 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1093, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1106, PETRI_PLACES=544, PETRI_TRANSITIONS=544} [2024-11-20 13:41:07,744 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -33 predicate places. [2024-11-20 13:41:07,744 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 544 transitions, 1106 flow [2024-11-20 13:41:07,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 565.0) internal successors, (1695), 3 states have internal predecessors, (1695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,745 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:07,745 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:07,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-20 13:41:07,746 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:07,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:07,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1751181272, now seen corresponding path program 1 times [2024-11-20 13:41:07,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:07,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033280660] [2024-11-20 13:41:07,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:07,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:07,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033280660] [2024-11-20 13:41:07,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033280660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:07,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:07,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:07,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441165688] [2024-11-20 13:41:07,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:07,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:07,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:07,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:07,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:07,836 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 589 [2024-11-20 13:41:07,837 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 544 transitions, 1106 flow. Second operand has 3 states, 3 states have (on average 572.3333333333334) internal successors, (1717), 3 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:07,837 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:07,837 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 589 [2024-11-20 13:41:07,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:07,980 INFO L124 PetriNetUnfolderBase]: 45/1349 cut-off events. [2024-11-20 13:41:07,980 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-20 13:41:07,984 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1431 conditions, 1349 events. 45/1349 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 5361 event pairs, 0 based on Foata normal form. 0/1278 useless extension candidates. Maximal degree in co-relation 1224. Up to 38 conditions per place. [2024-11-20 13:41:07,989 INFO L140 encePairwiseOnDemand]: 587/589 looper letters, 10 selfloop transitions, 1 changer transitions 0/546 dead transitions. [2024-11-20 13:41:07,989 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 546 transitions, 1134 flow [2024-11-20 13:41:07,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:07,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1725 transitions. [2024-11-20 13:41:07,992 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9762308998302207 [2024-11-20 13:41:07,992 INFO L175 Difference]: Start difference. First operand has 544 places, 544 transitions, 1106 flow. Second operand 3 states and 1725 transitions. [2024-11-20 13:41:07,993 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 546 transitions, 1134 flow [2024-11-20 13:41:07,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 546 transitions, 1131 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:07,999 INFO L231 Difference]: Finished difference. Result has 544 places, 543 transitions, 1103 flow [2024-11-20 13:41:08,000 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1101, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=542, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1103, PETRI_PLACES=544, PETRI_TRANSITIONS=543} [2024-11-20 13:41:08,000 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -33 predicate places. [2024-11-20 13:41:08,000 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 543 transitions, 1103 flow [2024-11-20 13:41:08,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 572.3333333333334) internal successors, (1717), 3 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,001 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:08,001 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:08,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-20 13:41:08,002 INFO L396 AbstractCegarLoop]: === Iteration 26 === 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)] === [2024-11-20 13:41:08,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:08,002 INFO L85 PathProgramCache]: Analyzing trace with hash 291238833, now seen corresponding path program 1 times [2024-11-20 13:41:08,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:08,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829864946] [2024-11-20 13:41:08,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:08,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:08,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:08,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829864946] [2024-11-20 13:41:08,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829864946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:08,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:08,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:08,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390558732] [2024-11-20 13:41:08,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:08,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:08,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:08,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:08,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:08,090 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 589 [2024-11-20 13:41:08,091 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 543 transitions, 1103 flow. Second operand has 3 states, 3 states have (on average 567.0) internal successors, (1701), 3 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:08,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 589 [2024-11-20 13:41:08,092 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:08,182 INFO L124 PetriNetUnfolderBase]: 30/863 cut-off events. [2024-11-20 13:41:08,182 INFO L125 PetriNetUnfolderBase]: For 15/17 co-relation queries the response was YES. [2024-11-20 13:41:08,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 937 conditions, 863 events. 30/863 cut-off events. For 15/17 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2485 event pairs, 10 based on Foata normal form. 0/825 useless extension candidates. Maximal degree in co-relation 730. Up to 44 conditions per place. [2024-11-20 13:41:08,189 INFO L140 encePairwiseOnDemand]: 586/589 looper letters, 14 selfloop transitions, 2 changer transitions 0/543 dead transitions. [2024-11-20 13:41:08,189 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 543 transitions, 1135 flow [2024-11-20 13:41:08,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:08,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1711 transitions. [2024-11-20 13:41:08,192 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683078664402943 [2024-11-20 13:41:08,192 INFO L175 Difference]: Start difference. First operand has 544 places, 543 transitions, 1103 flow. Second operand 3 states and 1711 transitions. [2024-11-20 13:41:08,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 543 transitions, 1135 flow [2024-11-20 13:41:08,195 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 543 transitions, 1134 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:08,200 INFO L231 Difference]: Finished difference. Result has 545 places, 543 transitions, 1110 flow [2024-11-20 13:41:08,201 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1100, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1110, PETRI_PLACES=545, PETRI_TRANSITIONS=543} [2024-11-20 13:41:08,201 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -32 predicate places. [2024-11-20 13:41:08,201 INFO L471 AbstractCegarLoop]: Abstraction has has 545 places, 543 transitions, 1110 flow [2024-11-20 13:41:08,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.0) internal successors, (1701), 3 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,202 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:08,202 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:08,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-20 13:41:08,203 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:08,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:08,203 INFO L85 PathProgramCache]: Analyzing trace with hash 742020650, now seen corresponding path program 1 times [2024-11-20 13:41:08,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:08,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656762324] [2024-11-20 13:41:08,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:08,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:08,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:08,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656762324] [2024-11-20 13:41:08,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656762324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:08,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:08,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:08,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351110345] [2024-11-20 13:41:08,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:08,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:08,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:08,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:08,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:08,292 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 589 [2024-11-20 13:41:08,293 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 545 places, 543 transitions, 1110 flow. Second operand has 3 states, 3 states have (on average 572.3333333333334) internal successors, (1717), 3 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,293 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:08,293 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 589 [2024-11-20 13:41:08,294 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:08,515 INFO L124 PetriNetUnfolderBase]: 45/1331 cut-off events. [2024-11-20 13:41:08,515 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-11-20 13:41:08,520 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1417 conditions, 1331 events. 45/1331 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 5316 event pairs, 0 based on Foata normal form. 0/1271 useless extension candidates. Maximal degree in co-relation 1403. Up to 38 conditions per place. [2024-11-20 13:41:08,522 INFO L140 encePairwiseOnDemand]: 587/589 looper letters, 10 selfloop transitions, 1 changer transitions 0/545 dead transitions. [2024-11-20 13:41:08,523 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 545 transitions, 1138 flow [2024-11-20 13:41:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1725 transitions. [2024-11-20 13:41:08,526 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9762308998302207 [2024-11-20 13:41:08,526 INFO L175 Difference]: Start difference. First operand has 545 places, 543 transitions, 1110 flow. Second operand 3 states and 1725 transitions. [2024-11-20 13:41:08,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 545 transitions, 1138 flow [2024-11-20 13:41:08,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 545 places, 545 transitions, 1136 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:08,534 INFO L231 Difference]: Finished difference. Result has 545 places, 542 transitions, 1108 flow [2024-11-20 13:41:08,534 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1106, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1108, PETRI_PLACES=545, PETRI_TRANSITIONS=542} [2024-11-20 13:41:08,535 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -32 predicate places. [2024-11-20 13:41:08,535 INFO L471 AbstractCegarLoop]: Abstraction has has 545 places, 542 transitions, 1108 flow [2024-11-20 13:41:08,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 572.3333333333334) internal successors, (1717), 3 states have internal predecessors, (1717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,535 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:08,536 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:08,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-20 13:41:08,536 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-20 13:41:08,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:08,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1834968674, now seen corresponding path program 1 times [2024-11-20 13:41:08,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:08,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294731689] [2024-11-20 13:41:08,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:08,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:08,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:08,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294731689] [2024-11-20 13:41:08,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294731689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:08,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:08,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 13:41:08,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012755250] [2024-11-20 13:41:08,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:08,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 13:41:08,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:08,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 13:41:08,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 13:41:08,627 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 589 [2024-11-20 13:41:08,628 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 545 places, 542 transitions, 1108 flow. Second operand has 3 states, 3 states have (on average 572.6666666666666) internal successors, (1718), 3 states have internal predecessors, (1718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,628 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:08,628 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 589 [2024-11-20 13:41:08,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:08,705 INFO L124 PetriNetUnfolderBase]: 23/802 cut-off events. [2024-11-20 13:41:08,705 INFO L125 PetriNetUnfolderBase]: For 11/13 co-relation queries the response was YES. [2024-11-20 13:41:08,708 INFO L83 FinitePrefix]: Finished finitePrefix Result has 859 conditions, 802 events. 23/802 cut-off events. For 11/13 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2039 event pairs, 6 based on Foata normal form. 0/775 useless extension candidates. Maximal degree in co-relation 650. Up to 24 conditions per place. [2024-11-20 13:41:08,709 INFO L140 encePairwiseOnDemand]: 587/589 looper letters, 7 selfloop transitions, 1 changer transitions 1/542 dead transitions. [2024-11-20 13:41:08,709 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 542 transitions, 1127 flow [2024-11-20 13:41:08,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 13:41:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-20 13:41:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1723 transitions. [2024-11-20 13:41:08,712 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9750990379173741 [2024-11-20 13:41:08,712 INFO L175 Difference]: Start difference. First operand has 545 places, 542 transitions, 1108 flow. Second operand 3 states and 1723 transitions. [2024-11-20 13:41:08,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 542 transitions, 1127 flow [2024-11-20 13:41:08,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 545 places, 542 transitions, 1126 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:08,718 INFO L231 Difference]: Finished difference. Result has 545 places, 541 transitions, 1107 flow [2024-11-20 13:41:08,718 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1105, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1107, PETRI_PLACES=545, PETRI_TRANSITIONS=541} [2024-11-20 13:41:08,719 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -32 predicate places. [2024-11-20 13:41:08,719 INFO L471 AbstractCegarLoop]: Abstraction has has 545 places, 541 transitions, 1107 flow [2024-11-20 13:41:08,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 572.6666666666666) internal successors, (1718), 3 states have internal predecessors, (1718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:08,719 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:08,720 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:08,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-20 13:41:08,720 INFO L396 AbstractCegarLoop]: === Iteration 29 === 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)] === [2024-11-20 13:41:08,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:08,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1828364174, now seen corresponding path program 1 times [2024-11-20 13:41:08,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:08,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228183140] [2024-11-20 13:41:08,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:08,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:10,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:10,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:10,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228183140] [2024-11-20 13:41:10,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228183140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:10,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:10,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-20 13:41:10,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852241896] [2024-11-20 13:41:10,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:10,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 13:41:10,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:10,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 13:41:10,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-20 13:41:10,480 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 589 [2024-11-20 13:41:10,483 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 545 places, 541 transitions, 1107 flow. Second operand has 10 states, 10 states have (on average 527.0) internal successors, (5270), 10 states have internal predecessors, (5270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:10,483 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:10,483 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 589 [2024-11-20 13:41:10,483 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:11,020 INFO L124 PetriNetUnfolderBase]: 303/2873 cut-off events. [2024-11-20 13:41:11,020 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-20 13:41:11,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3542 conditions, 2873 events. 303/2873 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 22249 event pairs, 47 based on Foata normal form. 0/2727 useless extension candidates. Maximal degree in co-relation 3334. Up to 323 conditions per place. [2024-11-20 13:41:11,032 INFO L140 encePairwiseOnDemand]: 555/589 looper letters, 67 selfloop transitions, 45 changer transitions 6/599 dead transitions. [2024-11-20 13:41:11,032 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 554 places, 599 transitions, 1465 flow [2024-11-20 13:41:11,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-20 13:41:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-20 13:41:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5366 transitions. [2024-11-20 13:41:11,039 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9110356536502546 [2024-11-20 13:41:11,039 INFO L175 Difference]: Start difference. First operand has 545 places, 541 transitions, 1107 flow. Second operand 10 states and 5366 transitions. [2024-11-20 13:41:11,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 554 places, 599 transitions, 1465 flow [2024-11-20 13:41:11,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 553 places, 599 transitions, 1464 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-20 13:41:11,046 INFO L231 Difference]: Finished difference. Result has 562 places, 578 transitions, 1423 flow [2024-11-20 13:41:11,046 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1106, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=510, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1423, PETRI_PLACES=562, PETRI_TRANSITIONS=578} [2024-11-20 13:41:11,047 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, -15 predicate places. [2024-11-20 13:41:11,047 INFO L471 AbstractCegarLoop]: Abstraction has has 562 places, 578 transitions, 1423 flow [2024-11-20 13:41:11,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 527.0) internal successors, (5270), 10 states have internal predecessors, (5270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:11,048 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:11,048 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:11,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-20 13:41:11,049 INFO L396 AbstractCegarLoop]: === Iteration 30 === 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)] === [2024-11-20 13:41:11,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:11,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1282006491, now seen corresponding path program 1 times [2024-11-20 13:41:11,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:11,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858785963] [2024-11-20 13:41:11,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:11,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:16,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:16,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858785963] [2024-11-20 13:41:16,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858785963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:16,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:16,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-20 13:41:16,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356079754] [2024-11-20 13:41:16,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:16,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-20 13:41:16,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:16,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-20 13:41:16,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-11-20 13:41:20,177 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 486 out of 589 [2024-11-20 13:41:20,191 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 578 transitions, 1423 flow. Second operand has 32 states, 32 states have (on average 488.15625) internal successors, (15621), 32 states have internal predecessors, (15621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:20,191 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:20,191 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 486 of 589 [2024-11-20 13:41:20,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:22,722 INFO L124 PetriNetUnfolderBase]: 852/4823 cut-off events. [2024-11-20 13:41:22,722 INFO L125 PetriNetUnfolderBase]: For 666/734 co-relation queries the response was YES. [2024-11-20 13:41:22,737 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7831 conditions, 4823 events. 852/4823 cut-off events. For 666/734 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 41294 event pairs, 56 based on Foata normal form. 74/4691 useless extension candidates. Maximal degree in co-relation 7584. Up to 548 conditions per place. [2024-11-20 13:41:22,747 INFO L140 encePairwiseOnDemand]: 522/589 looper letters, 186 selfloop transitions, 93 changer transitions 4/727 dead transitions. [2024-11-20 13:41:22,747 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 727 transitions, 2567 flow [2024-11-20 13:41:22,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-20 13:41:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2024-11-20 13:41:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 14339 transitions. [2024-11-20 13:41:22,758 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8394707569814414 [2024-11-20 13:41:22,758 INFO L175 Difference]: Start difference. First operand has 562 places, 578 transitions, 1423 flow. Second operand 29 states and 14339 transitions. [2024-11-20 13:41:22,758 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 727 transitions, 2567 flow [2024-11-20 13:41:22,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 584 places, 727 transitions, 2567 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-20 13:41:22,771 INFO L231 Difference]: Finished difference. Result has 595 places, 608 transitions, 1943 flow [2024-11-20 13:41:22,771 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1423, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=578, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=1943, PETRI_PLACES=595, PETRI_TRANSITIONS=608} [2024-11-20 13:41:22,771 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, 18 predicate places. [2024-11-20 13:41:22,772 INFO L471 AbstractCegarLoop]: Abstraction has has 595 places, 608 transitions, 1943 flow [2024-11-20 13:41:22,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 488.15625) internal successors, (15621), 32 states have internal predecessors, (15621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:22,775 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:22,775 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:22,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-20 13:41:22,775 INFO L396 AbstractCegarLoop]: === Iteration 31 === 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)] === [2024-11-20 13:41:22,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:22,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1129037955, now seen corresponding path program 2 times [2024-11-20 13:41:22,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:22,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895472204] [2024-11-20 13:41:22,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:22,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:27,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:27,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895472204] [2024-11-20 13:41:27,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895472204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:27,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:27,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-20 13:41:27,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864469615] [2024-11-20 13:41:27,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:27,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-20 13:41:27,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:27,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-20 13:41:27,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-20 13:41:30,506 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 589 [2024-11-20 13:41:30,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 595 places, 608 transitions, 1943 flow. Second operand has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:30,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:30,514 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 589 [2024-11-20 13:41:30,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:33,693 INFO L124 PetriNetUnfolderBase]: 1460/7033 cut-off events. [2024-11-20 13:41:33,693 INFO L125 PetriNetUnfolderBase]: For 5112/5429 co-relation queries the response was YES. [2024-11-20 13:41:33,722 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14746 conditions, 7033 events. 1460/7033 cut-off events. For 5112/5429 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 64996 event pairs, 48 based on Foata normal form. 110/6849 useless extension candidates. Maximal degree in co-relation 14454. Up to 1180 conditions per place. [2024-11-20 13:41:33,738 INFO L140 encePairwiseOnDemand]: 522/589 looper letters, 366 selfloop transitions, 147 changer transitions 0/951 dead transitions. [2024-11-20 13:41:33,739 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 951 transitions, 5258 flow [2024-11-20 13:41:33,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-20 13:41:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-20 13:41:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17589 transitions. [2024-11-20 13:41:33,748 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.829513299377476 [2024-11-20 13:41:33,749 INFO L175 Difference]: Start difference. First operand has 595 places, 608 transitions, 1943 flow. Second operand 36 states and 17589 transitions. [2024-11-20 13:41:33,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 630 places, 951 transitions, 5258 flow [2024-11-20 13:41:33,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 613 places, 951 transitions, 5187 flow, removed 0 selfloop flow, removed 17 redundant places. [2024-11-20 13:41:33,777 INFO L231 Difference]: Finished difference. Result has 628 places, 712 transitions, 3280 flow [2024-11-20 13:41:33,778 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=1883, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=608, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=507, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=3280, PETRI_PLACES=628, PETRI_TRANSITIONS=712} [2024-11-20 13:41:33,778 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, 51 predicate places. [2024-11-20 13:41:33,778 INFO L471 AbstractCegarLoop]: Abstraction has has 628 places, 712 transitions, 3280 flow [2024-11-20 13:41:33,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:33,781 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:33,781 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:33,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-20 13:41:33,782 INFO L396 AbstractCegarLoop]: === Iteration 32 === 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)] === [2024-11-20 13:41:33,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:33,782 INFO L85 PathProgramCache]: Analyzing trace with hash 201140959, now seen corresponding path program 3 times [2024-11-20 13:41:33,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:33,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808878089] [2024-11-20 13:41:33,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:33,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:37,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:37,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:37,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808878089] [2024-11-20 13:41:37,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808878089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:37,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:37,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-20 13:41:37,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418682467] [2024-11-20 13:41:37,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:37,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-20 13:41:37,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:37,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-20 13:41:37,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-20 13:41:41,209 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 589 [2024-11-20 13:41:41,217 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 628 places, 712 transitions, 3280 flow. Second operand has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:41,217 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:41,217 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 589 [2024-11-20 13:41:41,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:44,430 INFO L124 PetriNetUnfolderBase]: 1714/8219 cut-off events. [2024-11-20 13:41:44,430 INFO L125 PetriNetUnfolderBase]: For 14752/15606 co-relation queries the response was YES. [2024-11-20 13:41:44,471 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20403 conditions, 8219 events. 1714/8219 cut-off events. For 14752/15606 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 78168 event pairs, 119 based on Foata normal form. 239/8120 useless extension candidates. Maximal degree in co-relation 20088. Up to 839 conditions per place. [2024-11-20 13:41:44,492 INFO L140 encePairwiseOnDemand]: 522/589 looper letters, 399 selfloop transitions, 206 changer transitions 0/1043 dead transitions. [2024-11-20 13:41:44,492 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 663 places, 1043 transitions, 7258 flow [2024-11-20 13:41:44,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-20 13:41:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-20 13:41:44,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17577 transitions. [2024-11-20 13:41:44,501 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8289473684210527 [2024-11-20 13:41:44,501 INFO L175 Difference]: Start difference. First operand has 628 places, 712 transitions, 3280 flow. Second operand 36 states and 17577 transitions. [2024-11-20 13:41:44,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 663 places, 1043 transitions, 7258 flow [2024-11-20 13:41:44,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 644 places, 1043 transitions, 7193 flow, removed 14 selfloop flow, removed 19 redundant places. [2024-11-20 13:41:44,561 INFO L231 Difference]: Finished difference. Result has 660 places, 817 transitions, 5219 flow [2024-11-20 13:41:44,562 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=3219, PETRI_DIFFERENCE_MINUEND_PLACES=609, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=712, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=104, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=5219, PETRI_PLACES=660, PETRI_TRANSITIONS=817} [2024-11-20 13:41:44,562 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, 83 predicate places. [2024-11-20 13:41:44,563 INFO L471 AbstractCegarLoop]: Abstraction has has 660 places, 817 transitions, 5219 flow [2024-11-20 13:41:44,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:44,565 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:44,565 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:44,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-20 13:41:44,565 INFO L396 AbstractCegarLoop]: === Iteration 33 === 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)] === [2024-11-20 13:41:44,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:44,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1706757885, now seen corresponding path program 4 times [2024-11-20 13:41:44,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:44,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335435698] [2024-11-20 13:41:44,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:41:48,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:41:48,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:41:48,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335435698] [2024-11-20 13:41:48,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335435698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:41:48,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:41:48,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-20 13:41:48,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114150780] [2024-11-20 13:41:48,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:41:48,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-20 13:41:48,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:41:48,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-20 13:41:48,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=852, Unknown=0, NotChecked=0, Total=992 [2024-11-20 13:41:52,141 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 486 out of 589 [2024-11-20 13:41:52,146 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 660 places, 817 transitions, 5219 flow. Second operand has 32 states, 32 states have (on average 488.15625) internal successors, (15621), 32 states have internal predecessors, (15621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:52,146 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:41:52,146 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 486 of 589 [2024-11-20 13:41:52,146 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:41:55,834 INFO L124 PetriNetUnfolderBase]: 1910/9319 cut-off events. [2024-11-20 13:41:55,834 INFO L125 PetriNetUnfolderBase]: For 28529/29326 co-relation queries the response was YES. [2024-11-20 13:41:55,877 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26442 conditions, 9319 events. 1910/9319 cut-off events. For 28529/29326 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 91805 event pairs, 85 based on Foata normal form. 423/9336 useless extension candidates. Maximal degree in co-relation 26084. Up to 1290 conditions per place. [2024-11-20 13:41:55,898 INFO L140 encePairwiseOnDemand]: 522/589 looper letters, 392 selfloop transitions, 233 changer transitions 0/1069 dead transitions. [2024-11-20 13:41:55,899 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 689 places, 1069 transitions, 9033 flow [2024-11-20 13:41:55,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-20 13:41:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2024-11-20 13:41:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 14831 transitions. [2024-11-20 13:41:55,906 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8393322014714205 [2024-11-20 13:41:55,906 INFO L175 Difference]: Start difference. First operand has 660 places, 817 transitions, 5219 flow. Second operand 30 states and 14831 transitions. [2024-11-20 13:41:55,906 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 689 places, 1069 transitions, 9033 flow [2024-11-20 13:41:56,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 670 places, 1069 transitions, 8814 flow, removed 91 selfloop flow, removed 19 redundant places. [2024-11-20 13:41:56,009 INFO L231 Difference]: Finished difference. Result has 681 places, 868 transitions, 6680 flow [2024-11-20 13:41:56,010 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=5044, PETRI_DIFFERENCE_MINUEND_PLACES=641, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=817, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=185, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=607, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=6680, PETRI_PLACES=681, PETRI_TRANSITIONS=868} [2024-11-20 13:41:56,010 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, 104 predicate places. [2024-11-20 13:41:56,010 INFO L471 AbstractCegarLoop]: Abstraction has has 681 places, 868 transitions, 6680 flow [2024-11-20 13:41:56,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 488.15625) internal successors, (15621), 32 states have internal predecessors, (15621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:41:56,012 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:41:56,012 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:41:56,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-20 13:41:56,013 INFO L396 AbstractCegarLoop]: === Iteration 34 === 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)] === [2024-11-20 13:41:56,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:41:56,013 INFO L85 PathProgramCache]: Analyzing trace with hash 996681567, now seen corresponding path program 5 times [2024-11-20 13:41:56,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:41:56,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414611137] [2024-11-20 13:41:56,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:41:56,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:41:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:42:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:42:00,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:42:00,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414611137] [2024-11-20 13:42:00,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414611137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:42:00,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:42:00,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-20 13:42:00,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947765632] [2024-11-20 13:42:00,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:42:00,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-20 13:42:00,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:42:00,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-20 13:42:00,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-20 13:42:03,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 589 [2024-11-20 13:42:03,869 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 681 places, 868 transitions, 6680 flow. Second operand has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:42:03,869 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:42:03,869 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 589 [2024-11-20 13:42:03,870 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-20 13:42:08,471 INFO L124 PetriNetUnfolderBase]: 2425/11449 cut-off events. [2024-11-20 13:42:08,471 INFO L125 PetriNetUnfolderBase]: For 55077/56519 co-relation queries the response was YES. [2024-11-20 13:42:08,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36350 conditions, 11449 events. 2425/11449 cut-off events. For 55077/56519 co-relation queries the response was YES. Maximal size of possible extension queue 258. Compared 118205 event pairs, 219 based on Foata normal form. 347/11287 useless extension candidates. Maximal degree in co-relation 35966. Up to 1717 conditions per place. [2024-11-20 13:42:08,593 INFO L140 encePairwiseOnDemand]: 522/589 looper letters, 568 selfloop transitions, 229 changer transitions 0/1235 dead transitions. [2024-11-20 13:42:08,594 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 716 places, 1235 transitions, 12648 flow [2024-11-20 13:42:08,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-20 13:42:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-20 13:42:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17614 transitions. [2024-11-20 13:42:08,601 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8306923222033579 [2024-11-20 13:42:08,602 INFO L175 Difference]: Start difference. First operand has 681 places, 868 transitions, 6680 flow. Second operand 36 states and 17614 transitions. [2024-11-20 13:42:08,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 716 places, 1235 transitions, 12648 flow [2024-11-20 13:42:08,778 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 699 places, 1235 transitions, 12518 flow, removed 17 selfloop flow, removed 17 redundant places. [2024-11-20 13:42:08,788 INFO L231 Difference]: Finished difference. Result has 714 places, 963 transitions, 9008 flow [2024-11-20 13:42:08,788 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=589, PETRI_DIFFERENCE_MINUEND_FLOW=6558, PETRI_DIFFERENCE_MINUEND_PLACES=664, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=868, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=147, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=666, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=9008, PETRI_PLACES=714, PETRI_TRANSITIONS=963} [2024-11-20 13:42:08,789 INFO L277 CegarLoopForPetriNet]: 577 programPoint places, 137 predicate places. [2024-11-20 13:42:08,789 INFO L471 AbstractCegarLoop]: Abstraction has has 714 places, 963 transitions, 9008 flow [2024-11-20 13:42:08,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 482.25714285714287) internal successors, (16879), 35 states have internal predecessors, (16879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:42:08,791 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-20 13:42:08,791 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 13:42:08,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-20 13:42:08,791 INFO L396 AbstractCegarLoop]: === Iteration 35 === 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)] === [2024-11-20 13:42:08,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 13:42:08,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1925642947, now seen corresponding path program 6 times [2024-11-20 13:42:08,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 13:42:08,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888983664] [2024-11-20 13:42:08,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 13:42:08,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 13:42:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 13:42:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 13:42:13,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 13:42:13,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888983664] [2024-11-20 13:42:13,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888983664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 13:42:13,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 13:42:13,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-20 13:42:13,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797666323] [2024-11-20 13:42:13,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 13:42:13,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-20 13:42:13,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 13:42:13,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-20 13:42:13,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=858, Unknown=0, NotChecked=0, Total=992 [2024-11-20 13:42:17,297 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 486 out of 589 [2024-11-20 13:42:17,302 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 714 places, 963 transitions, 9008 flow. Second operand has 32 states, 32 states have (on average 488.15625) internal successors, (15621), 32 states have internal predecessors, (15621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 13:42:17,302 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-20 13:42:17,302 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 486 of 589 [2024-11-20 13:42:17,302 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand