./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version f8ab0bd5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 f16b4cfe031f645c2fa5eeec572887c79d8e9243727503d849e4b19e0e31cc63 --- Real Ultimate output --- This is Ultimate 0.3.0-?-f8ab0bd-m [2025-03-13 22:11:59,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-13 22:11:59,536 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-13 22:11:59,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-13 22:11:59,540 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-13 22:11:59,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-13 22:11:59,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-13 22:11:59,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-13 22:11:59,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-13 22:11:59,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-13 22:11:59,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * Use SBE=true [2025-03-13 22:11:59,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-13 22:11:59,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-13 22:11:59,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-13 22:11:59,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-13 22:11:59,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-13 22:11:59,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-13 22:11:59,569 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-13 22:11:59,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:11:59,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-13 22:11:59,570 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> f16b4cfe031f645c2fa5eeec572887c79d8e9243727503d849e4b19e0e31cc63 [2025-03-13 22:11:59,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-13 22:11:59,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-13 22:11:59,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-13 22:11:59,802 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-13 22:11:59,802 INFO L274 PluginConnector]: CDTParser initialized [2025-03-13 22:11:59,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2025-03-13 22:12:00,961 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa43fcdfc/99696e538f044d5ca928f8dfad71b14e/FLAGac809ec0d [2025-03-13 22:12:01,440 INFO L384 CDTParser]: Found 1 translation units. [2025-03-13 22:12:01,441 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2025-03-13 22:12:01,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa43fcdfc/99696e538f044d5ca928f8dfad71b14e/FLAGac809ec0d [2025-03-13 22:12:01,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa43fcdfc/99696e538f044d5ca928f8dfad71b14e [2025-03-13 22:12:01,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-13 22:12:01,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-13 22:12:01,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-13 22:12:01,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-13 22:12:01,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-13 22:12:01,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:12:01" (1/1) ... [2025-03-13 22:12:01,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205378b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:01, skipping insertion in model container [2025-03-13 22:12:01,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:12:01" (1/1) ... [2025-03-13 22:12:01,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-13 22:12:05,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:12:05,693 INFO L200 MainTranslator]: Completed pre-run [2025-03-13 22:12:05,819 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] [2025-03-13 22:12:05,820 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] [2025-03-13 22:12:05,820 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] [2025-03-13 22:12:05,820 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] [2025-03-13 22:12:05,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2025-03-13 22:12:05,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:12:06,311 INFO L204 MainTranslator]: Completed translation [2025-03-13 22:12:06,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06 WrapperNode [2025-03-13 22:12:06,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-13 22:12:06,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-13 22:12:06,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-13 22:12:06,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-13 22:12:06,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,449 INFO L138 Inliner]: procedures = 1354, calls = 1480, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 610 [2025-03-13 22:12:06,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-13 22:12:06,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-13 22:12:06,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-13 22:12:06,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-13 22:12:06,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,486 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,493 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-13 22:12:06,504 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-13 22:12:06,504 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-13 22:12:06,504 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-13 22:12:06,505 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (1/1) ... [2025-03-13 22:12:06,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:12:06,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-13 22:12:06,535 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) [2025-03-13 22:12:06,537 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 [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-13 22:12:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-13 22:12:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2025-03-13 22:12:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2025-03-13 22:12:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-13 22:12:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-13 22:12:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-03-13 22:12:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2025-03-13 22:12:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2025-03-13 22:12:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-13 22:12:06,556 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-13 22:12:06,902 INFO L256 CfgBuilder]: Building ICFG [2025-03-13 22:12:06,904 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-13 22:12:07,172 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6551: havoc access_ok_#t~nondet1286#1; [2025-03-13 22:12:07,172 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6543: havoc __put_user_#t~nondet1284#1; [2025-03-13 22:12:07,172 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6636: havoc nvram_read_byte_#t~nondet1302#1; [2025-03-13 22:12:07,376 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6551: havoc access_ok_#t~nondet1286#1; [2025-03-13 22:12:07,376 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6535: havoc __get_user_#t~nondet1282#1; [2025-03-13 22:12:07,646 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6632: havoc nvram_get_size_#t~nondet1301#1; [2025-03-13 22:12:07,647 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6650: havoc printk_#t~nondet1304#1; [2025-03-13 22:12:07,647 INFO L1326 $ProcedureCfgBuilder]: dead code at ProgramPoint L6624: havoc misc_register_#t~nondet1299#1; [2025-03-13 22:12:07,648 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-13 22:12:07,649 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-13 22:12:07,649 INFO L318 CfgBuilder]: Performing block encoding [2025-03-13 22:12:07,774 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-13 22:12:07,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:12:07 BoogieIcfgContainer [2025-03-13 22:12:07,775 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-13 22:12:07,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-13 22:12:07,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-13 22:12:07,780 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-13 22:12:07,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.03 10:12:01" (1/3) ... [2025-03-13 22:12:07,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f9ca0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:12:07, skipping insertion in model container [2025-03-13 22:12:07,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:12:06" (2/3) ... [2025-03-13 22:12:07,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f9ca0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:12:07, skipping insertion in model container [2025-03-13 22:12:07,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:12:07" (3/3) ... [2025-03-13 22:12:07,782 INFO L128 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_write_nvram.i [2025-03-13 22:12:07,792 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-13 22:12:07,796 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG char_generic_nvram_read_nvram_write_nvram.i that has 3 procedures, 590 locations, 1 initial locations, 2 loop locations, and 45 error locations. [2025-03-13 22:12:07,796 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-13 22:12:07,917 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-03-13 22:12:07,946 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 596 places, 608 transitions, 1230 flow [2025-03-13 22:12:08,117 INFO L124 PetriNetUnfolderBase]: 19/606 cut-off events. [2025-03-13 22:12:08,118 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-13 22:12:08,130 INFO L83 FinitePrefix]: Finished finitePrefix Result has 615 conditions, 606 events. 19/606 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 847 event pairs, 0 based on Foata normal form. 0/542 useless extension candidates. Maximal degree in co-relation 472. Up to 4 conditions per place. [2025-03-13 22:12:08,130 INFO L82 GeneralOperation]: Start removeDead. Operand has 596 places, 608 transitions, 1230 flow [2025-03-13 22:12:08,140 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 590 places, 602 transitions, 1213 flow [2025-03-13 22:12:08,148 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-13 22:12:08,159 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;@59c2796c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-13 22:12:08,159 INFO L334 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2025-03-13 22:12:08,174 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-13 22:12:08,174 INFO L124 PetriNetUnfolderBase]: 0/87 cut-off events. [2025-03-13 22:12:08,174 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:12:08,174 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:08,175 INFO L206 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] [2025-03-13 22:12:08,175 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:08,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:08,179 INFO L85 PathProgramCache]: Analyzing trace with hash -351807171, now seen corresponding path program 1 times [2025-03-13 22:12:08,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:08,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614666447] [2025-03-13 22:12:08,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:08,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:08,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-03-13 22:12:08,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-03-13 22:12:08,326 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:08,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:08,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:08,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614666447] [2025-03-13 22:12:08,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614666447] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:08,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:08,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:08,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204846233] [2025-03-13 22:12:08,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:08,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:08,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:08,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:08,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:08,605 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:08,613 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 590 places, 602 transitions, 1213 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:08,613 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:08,613 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:08,615 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:08,870 INFO L124 PetriNetUnfolderBase]: 60/1145 cut-off events. [2025-03-13 22:12:08,870 INFO L125 PetriNetUnfolderBase]: For 36/37 co-relation queries the response was YES. [2025-03-13 22:12:08,876 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1240 conditions, 1145 events. 60/1145 cut-off events. For 36/37 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4360 event pairs, 24 based on Foata normal form. 35/1074 useless extension candidates. Maximal degree in co-relation 779. Up to 68 conditions per place. [2025-03-13 22:12:08,884 INFO L140 encePairwiseOnDemand]: 590/608 looper letters, 14 selfloop transitions, 2 changer transitions 1/582 dead transitions. [2025-03-13 22:12:08,884 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 579 places, 582 transitions, 1205 flow [2025-03-13 22:12:08,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2025-03-13 22:12:08,903 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9583333333333334 [2025-03-13 22:12:08,904 INFO L175 Difference]: Start difference. First operand has 590 places, 602 transitions, 1213 flow. Second operand 3 states and 1748 transitions. [2025-03-13 22:12:08,905 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 579 places, 582 transitions, 1205 flow [2025-03-13 22:12:08,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 582 transitions, 1200 flow, removed 0 selfloop flow, removed 3 redundant places. [2025-03-13 22:12:08,923 INFO L231 Difference]: Finished difference. Result has 576 places, 581 transitions, 1170 flow [2025-03-13 22:12:08,925 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1168, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=582, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=580, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1170, PETRI_PLACES=576, PETRI_TRANSITIONS=581} [2025-03-13 22:12:08,929 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -14 predicate places. [2025-03-13 22:12:08,930 INFO L471 AbstractCegarLoop]: Abstraction has has 576 places, 581 transitions, 1170 flow [2025-03-13 22:12:08,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:08,931 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:08,932 INFO L206 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] [2025-03-13 22:12:08,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-13 22:12:08,933 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:08,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:08,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1322622929, now seen corresponding path program 1 times [2025-03-13 22:12:08,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:08,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16139663] [2025-03-13 22:12:08,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:08,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:08,955 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-03-13 22:12:08,970 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-03-13 22:12:08,970 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:08,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:09,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:09,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16139663] [2025-03-13 22:12:09,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16139663] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:09,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:09,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:09,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832504920] [2025-03-13 22:12:09,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:09,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:09,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:09,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:09,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:09,066 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 608 [2025-03-13 22:12:09,068 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 576 places, 581 transitions, 1170 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) [2025-03-13 22:12:09,069 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:09,069 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 608 [2025-03-13 22:12:09,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:09,275 INFO L124 PetriNetUnfolderBase]: 61/1184 cut-off events. [2025-03-13 22:12:09,275 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2025-03-13 22:12:09,279 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1277 conditions, 1184 events. 61/1184 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4500 event pairs, 29 based on Foata normal form. 0/1073 useless extension candidates. Maximal degree in co-relation 1182. Up to 74 conditions per place. [2025-03-13 22:12:09,283 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 15 selfloop transitions, 2 changer transitions 0/580 dead transitions. [2025-03-13 22:12:09,283 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 576 places, 580 transitions, 1202 flow [2025-03-13 22:12:09,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:09,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1731 transitions. [2025-03-13 22:12:09,289 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9490131578947368 [2025-03-13 22:12:09,289 INFO L175 Difference]: Start difference. First operand has 576 places, 581 transitions, 1170 flow. Second operand 3 states and 1731 transitions. [2025-03-13 22:12:09,289 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 576 places, 580 transitions, 1202 flow [2025-03-13 22:12:09,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 574 places, 580 transitions, 1198 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:09,298 INFO L231 Difference]: Finished difference. Result has 574 places, 580 transitions, 1168 flow [2025-03-13 22:12:09,299 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1164, PETRI_DIFFERENCE_MINUEND_PLACES=572, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=580, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=578, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1168, PETRI_PLACES=574, PETRI_TRANSITIONS=580} [2025-03-13 22:12:09,300 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -16 predicate places. [2025-03-13 22:12:09,300 INFO L471 AbstractCegarLoop]: Abstraction has has 574 places, 580 transitions, 1168 flow [2025-03-13 22:12:09,301 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) [2025-03-13 22:12:09,301 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:09,302 INFO L206 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] [2025-03-13 22:12:09,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-13 22:12:09,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:09,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:09,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2146364163, now seen corresponding path program 1 times [2025-03-13 22:12:09,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:09,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642453301] [2025-03-13 22:12:09,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:09,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:09,330 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-13 22:12:09,340 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-13 22:12:09,340 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:09,340 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:09,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:09,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642453301] [2025-03-13 22:12:09,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642453301] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:09,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:09,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:09,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444249393] [2025-03-13 22:12:09,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:09,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:09,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:09,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:09,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:09,426 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:09,428 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 574 places, 580 transitions, 1168 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:09,428 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:09,428 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:09,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:09,628 INFO L124 PetriNetUnfolderBase]: 60/1142 cut-off events. [2025-03-13 22:12:09,631 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:09,638 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1227 conditions, 1142 events. 60/1142 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4360 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1125. Up to 68 conditions per place. [2025-03-13 22:12:09,642 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/579 dead transitions. [2025-03-13 22:12:09,646 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 575 places, 579 transitions, 1198 flow [2025-03-13 22:12:09,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:09,650 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:09,650 INFO L175 Difference]: Start difference. First operand has 574 places, 580 transitions, 1168 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:09,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 575 places, 579 transitions, 1198 flow [2025-03-13 22:12:09,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 573 places, 579 transitions, 1194 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:09,664 INFO L231 Difference]: Finished difference. Result has 573 places, 579 transitions, 1166 flow [2025-03-13 22:12:09,668 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1162, PETRI_DIFFERENCE_MINUEND_PLACES=571, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=579, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=577, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1166, PETRI_PLACES=573, PETRI_TRANSITIONS=579} [2025-03-13 22:12:09,669 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -17 predicate places. [2025-03-13 22:12:09,669 INFO L471 AbstractCegarLoop]: Abstraction has has 573 places, 579 transitions, 1166 flow [2025-03-13 22:12:09,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:09,670 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:09,670 INFO L206 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] [2025-03-13 22:12:09,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-13 22:12:09,670 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:09,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:09,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1620452787, now seen corresponding path program 1 times [2025-03-13 22:12:09,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:09,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331253784] [2025-03-13 22:12:09,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:09,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:09,713 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-03-13 22:12:09,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-03-13 22:12:09,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:09,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:09,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:09,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331253784] [2025-03-13 22:12:09,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331253784] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:09,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:09,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:09,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125515769] [2025-03-13 22:12:09,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:09,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:09,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:09,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:09,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:09,795 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 608 [2025-03-13 22:12:09,797 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 579 transitions, 1166 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) [2025-03-13 22:12:09,797 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:09,797 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 608 [2025-03-13 22:12:09,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:09,946 INFO L124 PetriNetUnfolderBase]: 67/1205 cut-off events. [2025-03-13 22:12:09,946 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2025-03-13 22:12:09,950 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1302 conditions, 1205 events. 67/1205 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 4960 event pairs, 29 based on Foata normal form. 0/1095 useless extension candidates. Maximal degree in co-relation 1193. Up to 80 conditions per place. [2025-03-13 22:12:09,955 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 15 selfloop transitions, 2 changer transitions 0/578 dead transitions. [2025-03-13 22:12:09,955 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 578 transitions, 1198 flow [2025-03-13 22:12:09,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1731 transitions. [2025-03-13 22:12:09,958 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9490131578947368 [2025-03-13 22:12:09,959 INFO L175 Difference]: Start difference. First operand has 573 places, 579 transitions, 1166 flow. Second operand 3 states and 1731 transitions. [2025-03-13 22:12:09,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 578 transitions, 1198 flow [2025-03-13 22:12:09,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 572 places, 578 transitions, 1194 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:09,967 INFO L231 Difference]: Finished difference. Result has 572 places, 578 transitions, 1164 flow [2025-03-13 22:12:09,968 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1160, PETRI_DIFFERENCE_MINUEND_PLACES=570, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=578, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=576, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1164, PETRI_PLACES=572, PETRI_TRANSITIONS=578} [2025-03-13 22:12:09,968 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -18 predicate places. [2025-03-13 22:12:09,968 INFO L471 AbstractCegarLoop]: Abstraction has has 572 places, 578 transitions, 1164 flow [2025-03-13 22:12:09,969 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) [2025-03-13 22:12:09,969 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:09,969 INFO L206 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] [2025-03-13 22:12:09,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-13 22:12:09,970 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:09,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:09,970 INFO L85 PathProgramCache]: Analyzing trace with hash -30194708, now seen corresponding path program 1 times [2025-03-13 22:12:09,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:09,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340966311] [2025-03-13 22:12:09,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:09,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:09,985 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-13 22:12:09,998 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-13 22:12:09,998 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:09,998 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:10,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:10,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:10,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340966311] [2025-03-13 22:12:10,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340966311] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:10,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:10,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:10,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363540937] [2025-03-13 22:12:10,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:10,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:10,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:10,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:10,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:10,065 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:10,067 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 572 places, 578 transitions, 1164 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,068 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:10,068 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:10,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:10,201 INFO L124 PetriNetUnfolderBase]: 60/1140 cut-off events. [2025-03-13 22:12:10,202 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:10,205 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1225 conditions, 1140 events. 60/1140 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4322 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1109. Up to 68 conditions per place. [2025-03-13 22:12:10,208 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/577 dead transitions. [2025-03-13 22:12:10,209 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 577 transitions, 1194 flow [2025-03-13 22:12:10,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:10,214 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:10,214 INFO L175 Difference]: Start difference. First operand has 572 places, 578 transitions, 1164 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:10,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 577 transitions, 1194 flow [2025-03-13 22:12:10,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 571 places, 577 transitions, 1190 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:10,222 INFO L231 Difference]: Finished difference. Result has 571 places, 577 transitions, 1162 flow [2025-03-13 22:12:10,223 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1158, PETRI_DIFFERENCE_MINUEND_PLACES=569, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=575, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1162, PETRI_PLACES=571, PETRI_TRANSITIONS=577} [2025-03-13 22:12:10,225 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -19 predicate places. [2025-03-13 22:12:10,225 INFO L471 AbstractCegarLoop]: Abstraction has has 571 places, 577 transitions, 1162 flow [2025-03-13 22:12:10,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,226 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:10,226 INFO L206 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] [2025-03-13 22:12:10,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-13 22:12:10,226 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:10,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:10,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1256547324, now seen corresponding path program 1 times [2025-03-13 22:12:10,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:10,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248701659] [2025-03-13 22:12:10,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:10,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:10,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-13 22:12:10,252 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-13 22:12:10,253 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:10,253 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:10,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:10,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248701659] [2025-03-13 22:12:10,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248701659] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:10,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:10,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:10,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446494479] [2025-03-13 22:12:10,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:10,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:10,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:10,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:10,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:10,322 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:10,324 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 571 places, 577 transitions, 1162 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,324 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:10,324 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:10,324 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:10,473 INFO L124 PetriNetUnfolderBase]: 60/1139 cut-off events. [2025-03-13 22:12:10,474 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:10,477 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1224 conditions, 1139 events. 60/1139 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4330 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1101. Up to 68 conditions per place. [2025-03-13 22:12:10,479 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/576 dead transitions. [2025-03-13 22:12:10,479 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 572 places, 576 transitions, 1192 flow [2025-03-13 22:12:10,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:10,483 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:10,483 INFO L175 Difference]: Start difference. First operand has 571 places, 577 transitions, 1162 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:10,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 572 places, 576 transitions, 1192 flow [2025-03-13 22:12:10,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 570 places, 576 transitions, 1188 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:10,490 INFO L231 Difference]: Finished difference. Result has 570 places, 576 transitions, 1160 flow [2025-03-13 22:12:10,491 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1156, PETRI_DIFFERENCE_MINUEND_PLACES=568, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=574, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1160, PETRI_PLACES=570, PETRI_TRANSITIONS=576} [2025-03-13 22:12:10,491 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -20 predicate places. [2025-03-13 22:12:10,491 INFO L471 AbstractCegarLoop]: Abstraction has has 570 places, 576 transitions, 1160 flow [2025-03-13 22:12:10,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,492 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:10,492 INFO L206 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] [2025-03-13 22:12:10,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-13 22:12:10,493 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:10,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:10,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1668118081, now seen corresponding path program 1 times [2025-03-13 22:12:10,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:10,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542934984] [2025-03-13 22:12:10,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:10,511 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-03-13 22:12:10,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-03-13 22:12:10,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:10,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:10,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:10,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542934984] [2025-03-13 22:12:10,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542934984] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:10,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:10,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:10,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598672079] [2025-03-13 22:12:10,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:10,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:10,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:10,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:10,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:10,592 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:10,594 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 570 places, 576 transitions, 1160 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:10,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:10,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:10,732 INFO L124 PetriNetUnfolderBase]: 60/1138 cut-off events. [2025-03-13 22:12:10,732 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:10,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1223 conditions, 1138 events. 60/1138 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4328 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1093. Up to 68 conditions per place. [2025-03-13 22:12:10,738 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/575 dead transitions. [2025-03-13 22:12:10,738 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 571 places, 575 transitions, 1190 flow [2025-03-13 22:12:10,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:10,741 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:10,741 INFO L175 Difference]: Start difference. First operand has 570 places, 576 transitions, 1160 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:10,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 571 places, 575 transitions, 1190 flow [2025-03-13 22:12:10,743 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 569 places, 575 transitions, 1186 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:10,747 INFO L231 Difference]: Finished difference. Result has 569 places, 575 transitions, 1158 flow [2025-03-13 22:12:10,748 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1154, PETRI_DIFFERENCE_MINUEND_PLACES=567, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=573, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1158, PETRI_PLACES=569, PETRI_TRANSITIONS=575} [2025-03-13 22:12:10,748 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -21 predicate places. [2025-03-13 22:12:10,749 INFO L471 AbstractCegarLoop]: Abstraction has has 569 places, 575 transitions, 1158 flow [2025-03-13 22:12:10,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,750 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:10,750 INFO L206 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] [2025-03-13 22:12:10,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-13 22:12:10,750 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:10,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:10,751 INFO L85 PathProgramCache]: Analyzing trace with hash -2051978074, now seen corresponding path program 1 times [2025-03-13 22:12:10,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:10,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281226825] [2025-03-13 22:12:10,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:10,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:10,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-13 22:12:10,775 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-13 22:12:10,776 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:10,776 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:10,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:10,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:10,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281226825] [2025-03-13 22:12:10,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281226825] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:10,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:10,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:10,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923009289] [2025-03-13 22:12:10,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:10,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:10,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:10,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:10,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:10,824 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:10,827 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 569 places, 575 transitions, 1158 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:10,827 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:10,828 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:10,828 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:10,980 INFO L124 PetriNetUnfolderBase]: 60/1137 cut-off events. [2025-03-13 22:12:10,980 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:10,999 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1222 conditions, 1137 events. 60/1137 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4333 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1085. Up to 68 conditions per place. [2025-03-13 22:12:11,002 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/574 dead transitions. [2025-03-13 22:12:11,002 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 574 transitions, 1188 flow [2025-03-13 22:12:11,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:11,006 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:11,006 INFO L175 Difference]: Start difference. First operand has 569 places, 575 transitions, 1158 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:11,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 574 transitions, 1188 flow [2025-03-13 22:12:11,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 574 transitions, 1184 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:11,022 INFO L231 Difference]: Finished difference. Result has 568 places, 574 transitions, 1156 flow [2025-03-13 22:12:11,023 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1152, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=574, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=572, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1156, PETRI_PLACES=568, PETRI_TRANSITIONS=574} [2025-03-13 22:12:11,024 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -22 predicate places. [2025-03-13 22:12:11,024 INFO L471 AbstractCegarLoop]: Abstraction has has 568 places, 574 transitions, 1156 flow [2025-03-13 22:12:11,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,026 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:11,026 INFO L206 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] [2025-03-13 22:12:11,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-13 22:12:11,027 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:11,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:11,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1861733272, now seen corresponding path program 1 times [2025-03-13 22:12:11,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:11,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343477384] [2025-03-13 22:12:11,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:11,050 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-13 22:12:11,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-13 22:12:11,059 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:11,059 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:11,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:11,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343477384] [2025-03-13 22:12:11,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343477384] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:11,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:11,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:11,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506639976] [2025-03-13 22:12:11,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:11,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:11,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:11,113 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:11,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:11,119 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:11,121 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 574 transitions, 1156 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,121 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:11,121 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:11,121 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:11,251 INFO L124 PetriNetUnfolderBase]: 60/1136 cut-off events. [2025-03-13 22:12:11,251 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:11,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1221 conditions, 1136 events. 60/1136 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4309 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1077. Up to 68 conditions per place. [2025-03-13 22:12:11,257 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/573 dead transitions. [2025-03-13 22:12:11,257 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 569 places, 573 transitions, 1186 flow [2025-03-13 22:12:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:11,260 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:11,260 INFO L175 Difference]: Start difference. First operand has 568 places, 574 transitions, 1156 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:11,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 569 places, 573 transitions, 1186 flow [2025-03-13 22:12:11,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 567 places, 573 transitions, 1182 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:11,266 INFO L231 Difference]: Finished difference. Result has 567 places, 573 transitions, 1154 flow [2025-03-13 22:12:11,267 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1150, PETRI_DIFFERENCE_MINUEND_PLACES=565, 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=1154, PETRI_PLACES=567, PETRI_TRANSITIONS=573} [2025-03-13 22:12:11,268 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -23 predicate places. [2025-03-13 22:12:11,268 INFO L471 AbstractCegarLoop]: Abstraction has has 567 places, 573 transitions, 1154 flow [2025-03-13 22:12:11,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,269 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:11,269 INFO L206 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] [2025-03-13 22:12:11,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-13 22:12:11,269 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:11,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:11,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1617734729, now seen corresponding path program 1 times [2025-03-13 22:12:11,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:11,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556989219] [2025-03-13 22:12:11,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:11,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:11,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-13 22:12:11,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-13 22:12:11,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:11,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:11,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:11,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556989219] [2025-03-13 22:12:11,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556989219] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:11,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:11,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:11,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137191859] [2025-03-13 22:12:11,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:11,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:11,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:11,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:11,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:11,344 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:11,345 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 573 transitions, 1154 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,345 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:11,345 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:11,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:11,496 INFO L124 PetriNetUnfolderBase]: 60/1135 cut-off events. [2025-03-13 22:12:11,496 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:11,498 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1220 conditions, 1135 events. 60/1135 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4292 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1069. Up to 68 conditions per place. [2025-03-13 22:12:11,500 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/572 dead transitions. [2025-03-13 22:12:11,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 572 transitions, 1184 flow [2025-03-13 22:12:11,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:11,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:11,503 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:11,503 INFO L175 Difference]: Start difference. First operand has 567 places, 573 transitions, 1154 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:11,503 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 572 transitions, 1184 flow [2025-03-13 22:12:11,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 572 transitions, 1180 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:11,508 INFO L231 Difference]: Finished difference. Result has 566 places, 572 transitions, 1152 flow [2025-03-13 22:12:11,508 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1148, PETRI_DIFFERENCE_MINUEND_PLACES=564, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=572, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=570, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1152, PETRI_PLACES=566, PETRI_TRANSITIONS=572} [2025-03-13 22:12:11,509 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -24 predicate places. [2025-03-13 22:12:11,509 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 572 transitions, 1152 flow [2025-03-13 22:12:11,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,510 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:11,510 INFO L206 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] [2025-03-13 22:12:11,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-13 22:12:11,510 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:11,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:11,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1048523883, now seen corresponding path program 1 times [2025-03-13 22:12:11,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:11,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41274194] [2025-03-13 22:12:11,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:11,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:11,525 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-13 22:12:11,532 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-13 22:12:11,533 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:11,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:11,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:11,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:11,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41274194] [2025-03-13 22:12:11,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41274194] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:11,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:11,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:11,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859191667] [2025-03-13 22:12:11,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:11,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:11,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:11,576 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:11,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:11,587 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:11,588 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 572 transitions, 1152 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,588 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:11,588 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:11,588 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:11,748 INFO L124 PetriNetUnfolderBase]: 60/1134 cut-off events. [2025-03-13 22:12:11,748 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:11,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1219 conditions, 1134 events. 60/1134 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4290 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1061. Up to 68 conditions per place. [2025-03-13 22:12:11,753 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2025-03-13 22:12:11,753 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 571 transitions, 1182 flow [2025-03-13 22:12:11,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:11,760 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:11,760 INFO L175 Difference]: Start difference. First operand has 566 places, 572 transitions, 1152 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:11,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 571 transitions, 1182 flow [2025-03-13 22:12:11,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 565 places, 571 transitions, 1178 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:11,770 INFO L231 Difference]: Finished difference. Result has 565 places, 571 transitions, 1150 flow [2025-03-13 22:12:11,771 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1146, PETRI_DIFFERENCE_MINUEND_PLACES=563, 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=565, PETRI_TRANSITIONS=571} [2025-03-13 22:12:11,771 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -25 predicate places. [2025-03-13 22:12:11,771 INFO L471 AbstractCegarLoop]: Abstraction has has 565 places, 571 transitions, 1150 flow [2025-03-13 22:12:11,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,776 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:11,776 INFO L206 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] [2025-03-13 22:12:11,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-13 22:12:11,776 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:11,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:11,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1129436444, now seen corresponding path program 1 times [2025-03-13 22:12:11,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:11,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533539993] [2025-03-13 22:12:11,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:11,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:11,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-03-13 22:12:11,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-03-13 22:12:11,848 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:11,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:11,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:11,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533539993] [2025-03-13 22:12:11,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533539993] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:11,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:11,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:11,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824673628] [2025-03-13 22:12:11,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:11,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:11,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:11,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:11,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:11,926 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 570 out of 608 [2025-03-13 22:12:11,928 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 571 transitions, 1150 flow. Second operand has 3 states, 3 states have (on average 571.3333333333334) internal successors, (1714), 3 states have internal predecessors, (1714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:11,928 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:11,928 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 570 of 608 [2025-03-13 22:12:11,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:12,096 INFO L124 PetriNetUnfolderBase]: 72/1282 cut-off events. [2025-03-13 22:12:12,096 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2025-03-13 22:12:12,099 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1388 conditions, 1282 events. 72/1282 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5330 event pairs, 35 based on Foata normal form. 0/1175 useless extension candidates. Maximal degree in co-relation 1223. Up to 87 conditions per place. [2025-03-13 22:12:12,102 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 16 selfloop transitions, 2 changer transitions 0/570 dead transitions. [2025-03-13 22:12:12,103 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 570 transitions, 1184 flow [2025-03-13 22:12:12,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1729 transitions. [2025-03-13 22:12:12,105 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9479166666666666 [2025-03-13 22:12:12,105 INFO L175 Difference]: Start difference. First operand has 565 places, 571 transitions, 1150 flow. Second operand 3 states and 1729 transitions. [2025-03-13 22:12:12,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 570 transitions, 1184 flow [2025-03-13 22:12:12,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 570 transitions, 1180 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:12,111 INFO L231 Difference]: Finished difference. Result has 564 places, 570 transitions, 1148 flow [2025-03-13 22:12:12,112 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1144, PETRI_DIFFERENCE_MINUEND_PLACES=562, 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=564, PETRI_TRANSITIONS=570} [2025-03-13 22:12:12,112 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -26 predicate places. [2025-03-13 22:12:12,112 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 570 transitions, 1148 flow [2025-03-13 22:12:12,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 571.3333333333334) internal successors, (1714), 3 states have internal predecessors, (1714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,113 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:12,113 INFO L206 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] [2025-03-13 22:12:12,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-13 22:12:12,113 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:12,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:12,114 INFO L85 PathProgramCache]: Analyzing trace with hash 2140253497, now seen corresponding path program 1 times [2025-03-13 22:12:12,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:12,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874653309] [2025-03-13 22:12:12,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:12,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-13 22:12:12,134 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-13 22:12:12,134 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:12,134 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:12,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:12,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874653309] [2025-03-13 22:12:12,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874653309] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:12,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:12,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:12,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290899805] [2025-03-13 22:12:12,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:12,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:12,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:12,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:12,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:12,187 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:12,189 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 570 transitions, 1148 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,189 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:12,189 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:12,189 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:12,306 INFO L124 PetriNetUnfolderBase]: 60/1132 cut-off events. [2025-03-13 22:12:12,306 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:12,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1217 conditions, 1132 events. 60/1132 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4303 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1045. Up to 68 conditions per place. [2025-03-13 22:12:12,312 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/569 dead transitions. [2025-03-13 22:12:12,312 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 569 transitions, 1178 flow [2025-03-13 22:12:12,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:12,315 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:12,315 INFO L175 Difference]: Start difference. First operand has 564 places, 570 transitions, 1148 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:12,315 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 569 transitions, 1178 flow [2025-03-13 22:12:12,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 569 transitions, 1174 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:12,320 INFO L231 Difference]: Finished difference. Result has 563 places, 569 transitions, 1146 flow [2025-03-13 22:12:12,321 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1142, PETRI_DIFFERENCE_MINUEND_PLACES=561, 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=563, PETRI_TRANSITIONS=569} [2025-03-13 22:12:12,321 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -27 predicate places. [2025-03-13 22:12:12,321 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 569 transitions, 1146 flow [2025-03-13 22:12:12,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,322 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:12,322 INFO L206 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] [2025-03-13 22:12:12,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-13 22:12:12,322 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:12,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:12,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1387074495, now seen corresponding path program 1 times [2025-03-13 22:12:12,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:12,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927659274] [2025-03-13 22:12:12,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:12,337 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-13 22:12:12,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-13 22:12:12,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:12,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:12,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:12,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:12,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927659274] [2025-03-13 22:12:12,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927659274] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:12,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:12,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:12,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530091086] [2025-03-13 22:12:12,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:12,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:12,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:12,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:12,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:12,391 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:12,392 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 569 transitions, 1146 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,392 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:12,392 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:12,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:12,524 INFO L124 PetriNetUnfolderBase]: 60/1131 cut-off events. [2025-03-13 22:12:12,524 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:12,527 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1216 conditions, 1131 events. 60/1131 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4316 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1037. Up to 68 conditions per place. [2025-03-13 22:12:12,529 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/568 dead transitions. [2025-03-13 22:12:12,529 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 568 transitions, 1176 flow [2025-03-13 22:12:12,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:12,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:12,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:12,532 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:12,532 INFO L175 Difference]: Start difference. First operand has 563 places, 569 transitions, 1146 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:12,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 568 transitions, 1176 flow [2025-03-13 22:12:12,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 568 transitions, 1172 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:12,537 INFO L231 Difference]: Finished difference. Result has 562 places, 568 transitions, 1144 flow [2025-03-13 22:12:12,538 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=560, 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=562, PETRI_TRANSITIONS=568} [2025-03-13 22:12:12,539 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -28 predicate places. [2025-03-13 22:12:12,539 INFO L471 AbstractCegarLoop]: Abstraction has has 562 places, 568 transitions, 1144 flow [2025-03-13 22:12:12,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,539 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:12,540 INFO L206 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] [2025-03-13 22:12:12,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-13 22:12:12,540 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:12,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:12,540 INFO L85 PathProgramCache]: Analyzing trace with hash -407193481, now seen corresponding path program 1 times [2025-03-13 22:12:12,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:12,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058360648] [2025-03-13 22:12:12,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:12,559 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-13 22:12:12,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-13 22:12:12,568 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:12,568 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:12,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:12,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058360648] [2025-03-13 22:12:12,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058360648] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:12,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:12,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:12,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100696894] [2025-03-13 22:12:12,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:12,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:12,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:12,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:12,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:12,626 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:12,628 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 568 transitions, 1144 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,628 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:12,628 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:12,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:12,792 INFO L124 PetriNetUnfolderBase]: 60/1130 cut-off events. [2025-03-13 22:12:12,792 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:12,799 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1215 conditions, 1130 events. 60/1130 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4304 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1029. Up to 68 conditions per place. [2025-03-13 22:12:12,818 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/567 dead transitions. [2025-03-13 22:12:12,818 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 567 transitions, 1174 flow [2025-03-13 22:12:12,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:12,822 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:12,822 INFO L175 Difference]: Start difference. First operand has 562 places, 568 transitions, 1144 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:12,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 567 transitions, 1174 flow [2025-03-13 22:12:12,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 567 transitions, 1170 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:12,832 INFO L231 Difference]: Finished difference. Result has 561 places, 567 transitions, 1142 flow [2025-03-13 22:12:12,833 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=559, 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=561, PETRI_TRANSITIONS=567} [2025-03-13 22:12:12,837 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -29 predicate places. [2025-03-13 22:12:12,838 INFO L471 AbstractCegarLoop]: Abstraction has has 561 places, 567 transitions, 1142 flow [2025-03-13 22:12:12,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,839 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:12,839 INFO L206 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] [2025-03-13 22:12:12,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-13 22:12:12,839 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:12,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:12,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1695692575, now seen corresponding path program 1 times [2025-03-13 22:12:12,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:12,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950014492] [2025-03-13 22:12:12,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:12,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:12,871 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-13 22:12:12,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-13 22:12:12,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:12,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:12,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:12,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:12,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950014492] [2025-03-13 22:12:12,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950014492] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:12,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:12,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:12,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123419299] [2025-03-13 22:12:12,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:12,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:12,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:12,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:12,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:12,952 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:12,954 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 561 places, 567 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:12,954 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:12,954 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:12,954 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:13,107 INFO L124 PetriNetUnfolderBase]: 60/1129 cut-off events. [2025-03-13 22:12:13,108 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:13,111 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1214 conditions, 1129 events. 60/1129 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4304 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1021. Up to 68 conditions per place. [2025-03-13 22:12:13,113 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/566 dead transitions. [2025-03-13 22:12:13,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 566 transitions, 1172 flow [2025-03-13 22:12:13,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:13,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-13 22:12:13,116 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-13 22:12:13,116 INFO L175 Difference]: Start difference. First operand has 561 places, 567 transitions, 1142 flow. Second operand 3 states and 1733 transitions. [2025-03-13 22:12:13,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 566 transitions, 1172 flow [2025-03-13 22:12:13,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 566 transitions, 1168 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:13,122 INFO L231 Difference]: Finished difference. Result has 560 places, 566 transitions, 1140 flow [2025-03-13 22:12:13,122 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=558, 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=560, PETRI_TRANSITIONS=566} [2025-03-13 22:12:13,123 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -30 predicate places. [2025-03-13 22:12:13,123 INFO L471 AbstractCegarLoop]: Abstraction has has 560 places, 566 transitions, 1140 flow [2025-03-13 22:12:13,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:13,124 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:13,124 INFO L206 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] [2025-03-13 22:12:13,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-13 22:12:13,124 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:13,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:13,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1926939758, now seen corresponding path program 1 times [2025-03-13 22:12:13,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:13,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223935363] [2025-03-13 22:12:13,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:13,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:13,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-13 22:12:13,150 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-13 22:12:13,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:13,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:13,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:13,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223935363] [2025-03-13 22:12:13,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223935363] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:13,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:13,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:13,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279340243] [2025-03-13 22:12:13,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:13,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:13,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:13,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:13,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:13,207 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-13 22:12:13,209 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 566 transitions, 1140 flow. Second operand has 3 states, 3 states have (on average 570.3333333333334) internal successors, (1711), 3 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:13,209 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:13,209 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-13 22:12:13,209 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:13,343 INFO L124 PetriNetUnfolderBase]: 78/1311 cut-off events. [2025-03-13 22:12:13,343 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2025-03-13 22:12:13,346 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1424 conditions, 1311 events. 78/1311 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 5803 event pairs, 35 based on Foata normal form. 0/1205 useless extension candidates. Maximal degree in co-relation 1224. Up to 94 conditions per place. [2025-03-13 22:12:13,349 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 17 selfloop transitions, 2 changer transitions 0/565 dead transitions. [2025-03-13 22:12:13,349 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 565 transitions, 1176 flow [2025-03-13 22:12:13,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1727 transitions. [2025-03-13 22:12:13,352 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9468201754385965 [2025-03-13 22:12:13,352 INFO L175 Difference]: Start difference. First operand has 560 places, 566 transitions, 1140 flow. Second operand 3 states and 1727 transitions. [2025-03-13 22:12:13,352 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 565 transitions, 1176 flow [2025-03-13 22:12:13,354 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 559 places, 565 transitions, 1172 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:13,357 INFO L231 Difference]: Finished difference. Result has 559 places, 565 transitions, 1138 flow [2025-03-13 22:12:13,358 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1134, PETRI_DIFFERENCE_MINUEND_PLACES=557, 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=559, PETRI_TRANSITIONS=565} [2025-03-13 22:12:13,358 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -31 predicate places. [2025-03-13 22:12:13,358 INFO L471 AbstractCegarLoop]: Abstraction has has 559 places, 565 transitions, 1138 flow [2025-03-13 22:12:13,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.3333333333334) internal successors, (1711), 3 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:13,359 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:13,359 INFO L206 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] [2025-03-13 22:12:13,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-13 22:12:13,359 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:13,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:13,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1203601368, now seen corresponding path program 1 times [2025-03-13 22:12:13,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:13,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682496334] [2025-03-13 22:12:13,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:13,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:13,383 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-13 22:12:13,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-13 22:12:13,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:13,392 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:13,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:13,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682496334] [2025-03-13 22:12:13,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682496334] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:13,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:13,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:13,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981645014] [2025-03-13 22:12:13,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:13,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:13,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:13,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:13,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:13,445 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-13 22:12:13,447 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 559 places, 565 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:13,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:13,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-13 22:12:13,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:13,612 INFO L124 PetriNetUnfolderBase]: 105/1572 cut-off events. [2025-03-13 22:12:13,612 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2025-03-13 22:12:13,616 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1711 conditions, 1572 events. 105/1572 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 7874 event pairs, 48 based on Foata normal form. 0/1456 useless extension candidates. Maximal degree in co-relation 1504. Up to 118 conditions per place. [2025-03-13 22:12:13,619 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 17 selfloop transitions, 1 changer transitions 0/562 dead transitions. [2025-03-13 22:12:13,619 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 562 transitions, 1168 flow [2025-03-13 22:12:13,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1728 transitions. [2025-03-13 22:12:13,622 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9473684210526315 [2025-03-13 22:12:13,622 INFO L175 Difference]: Start difference. First operand has 559 places, 565 transitions, 1138 flow. Second operand 3 states and 1728 transitions. [2025-03-13 22:12:13,622 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 562 transitions, 1168 flow [2025-03-13 22:12:13,624 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 562 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:13,629 INFO L231 Difference]: Finished difference. Result has 556 places, 562 transitions, 1130 flow [2025-03-13 22:12:13,629 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1128, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=562, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=561, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1130, PETRI_PLACES=556, PETRI_TRANSITIONS=562} [2025-03-13 22:12:13,630 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -34 predicate places. [2025-03-13 22:12:13,630 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 562 transitions, 1130 flow [2025-03-13 22:12:13,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:13,634 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:13,634 INFO L206 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] [2025-03-13 22:12:13,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-13 22:12:13,634 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:13,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:13,637 INFO L85 PathProgramCache]: Analyzing trace with hash 585039272, now seen corresponding path program 1 times [2025-03-13 22:12:13,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:13,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467273869] [2025-03-13 22:12:13,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:13,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:13,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-13 22:12:13,701 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-13 22:12:13,701 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:13,701 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:15,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:15,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467273869] [2025-03-13 22:12:15,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467273869] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:15,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:15,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-13 22:12:15,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124103534] [2025-03-13 22:12:15,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:15,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-13 22:12:15,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:15,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-13 22:12:15,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-03-13 22:12:15,836 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 563 out of 608 [2025-03-13 22:12:15,839 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 562 transitions, 1130 flow. Second operand has 10 states, 10 states have (on average 564.3) internal successors, (5643), 10 states have internal predecessors, (5643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:15,839 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:15,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 563 of 608 [2025-03-13 22:12:15,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:15,981 INFO L124 PetriNetUnfolderBase]: 60/1121 cut-off events. [2025-03-13 22:12:15,981 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:15,984 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1214 conditions, 1121 events. 60/1121 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4250 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 1005. Up to 70 conditions per place. [2025-03-13 22:12:15,986 INFO L140 encePairwiseOnDemand]: 598/608 looper letters, 16 selfloop transitions, 9 changer transitions 0/561 dead transitions. [2025-03-13 22:12:15,986 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 561 transitions, 1178 flow [2025-03-13 22:12:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-13 22:12:15,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2025-03-13 22:12:15,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5656 transitions. [2025-03-13 22:12:15,994 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9302631578947368 [2025-03-13 22:12:15,994 INFO L175 Difference]: Start difference. First operand has 556 places, 562 transitions, 1130 flow. Second operand 10 states and 5656 transitions. [2025-03-13 22:12:15,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 561 transitions, 1178 flow [2025-03-13 22:12:15,996 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 561 transitions, 1177 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:16,000 INFO L231 Difference]: Finished difference. Result has 563 places, 561 transitions, 1145 flow [2025-03-13 22:12:16,000 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1127, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=552, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1145, PETRI_PLACES=563, PETRI_TRANSITIONS=561} [2025-03-13 22:12:16,001 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -27 predicate places. [2025-03-13 22:12:16,001 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 561 transitions, 1145 flow [2025-03-13 22:12:16,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 564.3) internal successors, (5643), 10 states have internal predecessors, (5643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,004 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:16,004 INFO L206 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] [2025-03-13 22:12:16,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-13 22:12:16,004 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:16,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:16,005 INFO L85 PathProgramCache]: Analyzing trace with hash -964282052, now seen corresponding path program 1 times [2025-03-13 22:12:16,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:16,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833871221] [2025-03-13 22:12:16,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:16,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:16,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-03-13 22:12:16,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-03-13 22:12:16,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:16,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:16,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:16,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833871221] [2025-03-13 22:12:16,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833871221] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:16,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:16,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:16,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870849868] [2025-03-13 22:12:16,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:16,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:16,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:16,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:16,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:16,099 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-13 22:12:16,101 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 561 transitions, 1145 flow. Second operand has 3 states, 3 states have (on average 570.3333333333334) internal successors, (1711), 3 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,101 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:16,101 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-13 22:12:16,101 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:16,254 INFO L124 PetriNetUnfolderBase]: 78/1304 cut-off events. [2025-03-13 22:12:16,254 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2025-03-13 22:12:16,257 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1425 conditions, 1304 events. 78/1304 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 5733 event pairs, 35 based on Foata normal form. 0/1208 useless extension candidates. Maximal degree in co-relation 1218. Up to 94 conditions per place. [2025-03-13 22:12:16,259 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 17 selfloop transitions, 2 changer transitions 0/560 dead transitions. [2025-03-13 22:12:16,259 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 560 transitions, 1181 flow [2025-03-13 22:12:16,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1727 transitions. [2025-03-13 22:12:16,262 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9468201754385965 [2025-03-13 22:12:16,263 INFO L175 Difference]: Start difference. First operand has 563 places, 561 transitions, 1145 flow. Second operand 3 states and 1727 transitions. [2025-03-13 22:12:16,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 560 transitions, 1181 flow [2025-03-13 22:12:16,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 555 places, 560 transitions, 1163 flow, removed 0 selfloop flow, removed 9 redundant places. [2025-03-13 22:12:16,268 INFO L231 Difference]: Finished difference. Result has 555 places, 560 transitions, 1129 flow [2025-03-13 22:12:16,268 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1125, PETRI_DIFFERENCE_MINUEND_PLACES=553, 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=1129, PETRI_PLACES=555, PETRI_TRANSITIONS=560} [2025-03-13 22:12:16,269 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -35 predicate places. [2025-03-13 22:12:16,269 INFO L471 AbstractCegarLoop]: Abstraction has has 555 places, 560 transitions, 1129 flow [2025-03-13 22:12:16,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.3333333333334) internal successors, (1711), 3 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,269 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:16,269 INFO L206 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] [2025-03-13 22:12:16,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-13 22:12:16,269 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:16,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:16,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1010641038, now seen corresponding path program 1 times [2025-03-13 22:12:16,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:16,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559325999] [2025-03-13 22:12:16,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:16,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:16,292 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 228 statements into 1 equivalence classes. [2025-03-13 22:12:16,301 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 228 of 228 statements. [2025-03-13 22:12:16,301 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:16,301 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:12:16,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:16,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559325999] [2025-03-13 22:12:16,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559325999] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:16,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:16,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:16,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501638740] [2025-03-13 22:12:16,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:16,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:16,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:16,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:16,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:16,355 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-13 22:12:16,357 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 555 places, 560 transitions, 1129 flow. Second operand has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,357 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:16,357 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-13 22:12:16,357 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:16,578 INFO L124 PetriNetUnfolderBase]: 105/1580 cut-off events. [2025-03-13 22:12:16,578 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2025-03-13 22:12:16,582 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1720 conditions, 1580 events. 105/1580 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 7936 event pairs, 48 based on Foata normal form. 0/1471 useless extension candidates. Maximal degree in co-relation 1514. Up to 118 conditions per place. [2025-03-13 22:12:16,585 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 17 selfloop transitions, 1 changer transitions 0/557 dead transitions. [2025-03-13 22:12:16,585 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 554 places, 557 transitions, 1159 flow [2025-03-13 22:12:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1728 transitions. [2025-03-13 22:12:16,588 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9473684210526315 [2025-03-13 22:12:16,588 INFO L175 Difference]: Start difference. First operand has 555 places, 560 transitions, 1129 flow. Second operand 3 states and 1728 transitions. [2025-03-13 22:12:16,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 554 places, 557 transitions, 1159 flow [2025-03-13 22:12:16,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 557 transitions, 1155 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:16,594 INFO L231 Difference]: Finished difference. Result has 552 places, 557 transitions, 1121 flow [2025-03-13 22:12:16,594 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1119, PETRI_DIFFERENCE_MINUEND_PLACES=550, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1121, PETRI_PLACES=552, PETRI_TRANSITIONS=557} [2025-03-13 22:12:16,595 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-13 22:12:16,595 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 557 transitions, 1121 flow [2025-03-13 22:12:16,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,596 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:16,596 INFO L206 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] [2025-03-13 22:12:16,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-13 22:12:16,596 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:16,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:16,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1361290938, now seen corresponding path program 1 times [2025-03-13 22:12:16,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:16,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083943023] [2025-03-13 22:12:16,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:16,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:16,617 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-03-13 22:12:16,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-03-13 22:12:16,628 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:16,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:16,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:16,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:16,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083943023] [2025-03-13 22:12:16,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083943023] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:16,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:16,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:16,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888339495] [2025-03-13 22:12:16,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:16,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:16,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:16,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:16,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:16,708 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 576 out of 608 [2025-03-13 22:12:16,709 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 557 transitions, 1121 flow. Second operand has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:16,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 576 of 608 [2025-03-13 22:12:16,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:16,822 INFO L124 PetriNetUnfolderBase]: 60/1113 cut-off events. [2025-03-13 22:12:16,822 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-13 22:12:16,825 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1195 conditions, 1113 events. 60/1113 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4215 event pairs, 24 based on Foata normal form. 0/1039 useless extension candidates. Maximal degree in co-relation 989. Up to 66 conditions per place. [2025-03-13 22:12:16,828 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 12 selfloop transitions, 1 changer transitions 0/556 dead transitions. [2025-03-13 22:12:16,828 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 556 transitions, 1145 flow [2025-03-13 22:12:16,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:16,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1742 transitions. [2025-03-13 22:12:16,831 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9550438596491229 [2025-03-13 22:12:16,831 INFO L175 Difference]: Start difference. First operand has 552 places, 557 transitions, 1121 flow. Second operand 3 states and 1742 transitions. [2025-03-13 22:12:16,831 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 556 transitions, 1145 flow [2025-03-13 22:12:16,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 556 transitions, 1144 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:16,837 INFO L231 Difference]: Finished difference. Result has 552 places, 556 transitions, 1120 flow [2025-03-13 22:12:16,838 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1118, PETRI_DIFFERENCE_MINUEND_PLACES=550, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=556, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=555, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1120, PETRI_PLACES=552, PETRI_TRANSITIONS=556} [2025-03-13 22:12:16,838 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-13 22:12:16,838 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 556 transitions, 1120 flow [2025-03-13 22:12:16,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:16,840 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:16,840 INFO L206 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] [2025-03-13 22:12:16,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-13 22:12:16,840 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:16,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:16,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1827006046, now seen corresponding path program 1 times [2025-03-13 22:12:16,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:16,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288011193] [2025-03-13 22:12:16,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:16,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:16,862 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 283 statements into 1 equivalence classes. [2025-03-13 22:12:16,870 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 283 of 283 statements. [2025-03-13 22:12:16,871 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:16,871 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:16,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:16,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:16,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288011193] [2025-03-13 22:12:16,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288011193] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:16,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:16,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:16,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005728910] [2025-03-13 22:12:16,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:16,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:16,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:16,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:16,922 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:16,963 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 608 [2025-03-13 22:12:16,965 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 556 transitions, 1120 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) [2025-03-13 22:12:16,965 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:16,965 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 608 [2025-03-13 22:12:16,965 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:17,111 INFO L124 PetriNetUnfolderBase]: 105/1353 cut-off events. [2025-03-13 22:12:17,111 INFO L125 PetriNetUnfolderBase]: For 19/20 co-relation queries the response was YES. [2025-03-13 22:12:17,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1505 conditions, 1353 events. 105/1353 cut-off events. For 19/20 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 6633 event pairs, 48 based on Foata normal form. 0/1245 useless extension candidates. Maximal degree in co-relation 1299. Up to 130 conditions per place. [2025-03-13 22:12:17,117 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 21 selfloop transitions, 2 changer transitions 0/555 dead transitions. [2025-03-13 22:12:17,117 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 555 transitions, 1164 flow [2025-03-13 22:12:17,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1722 transitions. [2025-03-13 22:12:17,120 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.944078947368421 [2025-03-13 22:12:17,120 INFO L175 Difference]: Start difference. First operand has 552 places, 556 transitions, 1120 flow. Second operand 3 states and 1722 transitions. [2025-03-13 22:12:17,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 555 transitions, 1164 flow [2025-03-13 22:12:17,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 555 transitions, 1163 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:17,126 INFO L231 Difference]: Finished difference. Result has 552 places, 555 transitions, 1121 flow [2025-03-13 22:12:17,126 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1117, PETRI_DIFFERENCE_MINUEND_PLACES=550, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=555, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1121, PETRI_PLACES=552, PETRI_TRANSITIONS=555} [2025-03-13 22:12:17,127 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-13 22:12:17,127 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 555 transitions, 1121 flow [2025-03-13 22:12:17,127 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) [2025-03-13 22:12:17,127 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:17,128 INFO L206 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] [2025-03-13 22:12:17,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-13 22:12:17,128 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:17,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:17,129 INFO L85 PathProgramCache]: Analyzing trace with hash -520893774, now seen corresponding path program 1 times [2025-03-13 22:12:17,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:17,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557900045] [2025-03-13 22:12:17,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:17,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:17,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 287 statements into 1 equivalence classes. [2025-03-13 22:12:17,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 287 of 287 statements. [2025-03-13 22:12:17,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:17,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:17,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:17,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557900045] [2025-03-13 22:12:17,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557900045] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:17,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:17,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:17,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293832616] [2025-03-13 22:12:17,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:17,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:17,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:17,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:17,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:17,247 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 608 [2025-03-13 22:12:17,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 555 transitions, 1121 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) [2025-03-13 22:12:17,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:17,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 608 [2025-03-13 22:12:17,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:17,517 INFO L124 PetriNetUnfolderBase]: 152/1679 cut-off events. [2025-03-13 22:12:17,517 INFO L125 PetriNetUnfolderBase]: For 19/20 co-relation queries the response was YES. [2025-03-13 22:12:17,520 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1918 conditions, 1679 events. 152/1679 cut-off events. For 19/20 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 9045 event pairs, 53 based on Foata normal form. 0/1572 useless extension candidates. Maximal degree in co-relation 1718. Up to 194 conditions per place. [2025-03-13 22:12:17,522 INFO L140 encePairwiseOnDemand]: 599/608 looper letters, 26 selfloop transitions, 4 changer transitions 0/557 dead transitions. [2025-03-13 22:12:17,522 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 557 transitions, 1189 flow [2025-03-13 22:12:17,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1721 transitions. [2025-03-13 22:12:17,524 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9435307017543859 [2025-03-13 22:12:17,524 INFO L175 Difference]: Start difference. First operand has 552 places, 555 transitions, 1121 flow. Second operand 3 states and 1721 transitions. [2025-03-13 22:12:17,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 557 transitions, 1189 flow [2025-03-13 22:12:17,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 547 places, 557 transitions, 1185 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:12:17,532 INFO L231 Difference]: Finished difference. Result has 548 places, 552 transitions, 1127 flow [2025-03-13 22:12:17,533 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1107, PETRI_DIFFERENCE_MINUEND_PLACES=545, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=546, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1127, PETRI_PLACES=548, PETRI_TRANSITIONS=552} [2025-03-13 22:12:17,533 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -42 predicate places. [2025-03-13 22:12:17,533 INFO L471 AbstractCegarLoop]: Abstraction has has 548 places, 552 transitions, 1127 flow [2025-03-13 22:12:17,533 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) [2025-03-13 22:12:17,534 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:17,534 INFO L206 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] [2025-03-13 22:12:17,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-13 22:12:17,534 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:17,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:17,535 INFO L85 PathProgramCache]: Analyzing trace with hash -176734587, now seen corresponding path program 1 times [2025-03-13 22:12:17,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:17,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600189218] [2025-03-13 22:12:17,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:17,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:17,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 291 statements into 1 equivalence classes. [2025-03-13 22:12:17,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 291 of 291 statements. [2025-03-13 22:12:17,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:17,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:17,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:17,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600189218] [2025-03-13 22:12:17,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600189218] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:17,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:17,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:17,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685396261] [2025-03-13 22:12:17,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:17,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:17,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:17,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:17,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:17,614 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 608 [2025-03-13 22:12:17,615 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 548 places, 552 transitions, 1127 flow. Second operand has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:17,615 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:17,615 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 608 [2025-03-13 22:12:17,615 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:17,784 INFO L124 PetriNetUnfolderBase]: 86/1441 cut-off events. [2025-03-13 22:12:17,784 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2025-03-13 22:12:17,788 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1601 conditions, 1441 events. 86/1441 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 6797 event pairs, 9 based on Foata normal form. 0/1368 useless extension candidates. Maximal degree in co-relation 1394. Up to 100 conditions per place. [2025-03-13 22:12:17,790 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 18 selfloop transitions, 1 changer transitions 0/556 dead transitions. [2025-03-13 22:12:17,790 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 556 transitions, 1175 flow [2025-03-13 22:12:17,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1745 transitions. [2025-03-13 22:12:17,792 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9566885964912281 [2025-03-13 22:12:17,792 INFO L175 Difference]: Start difference. First operand has 548 places, 552 transitions, 1127 flow. Second operand 3 states and 1745 transitions. [2025-03-13 22:12:17,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 556 transitions, 1175 flow [2025-03-13 22:12:17,794 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 556 transitions, 1171 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:17,797 INFO L231 Difference]: Finished difference. Result has 548 places, 551 transitions, 1123 flow [2025-03-13 22:12:17,798 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1121, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=551, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=550, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1123, PETRI_PLACES=548, PETRI_TRANSITIONS=551} [2025-03-13 22:12:17,798 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -42 predicate places. [2025-03-13 22:12:17,798 INFO L471 AbstractCegarLoop]: Abstraction has has 548 places, 551 transitions, 1123 flow [2025-03-13 22:12:17,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:17,798 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:17,799 INFO L206 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] [2025-03-13 22:12:17,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-13 22:12:17,799 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:17,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:17,799 INFO L85 PathProgramCache]: Analyzing trace with hash -558276928, now seen corresponding path program 1 times [2025-03-13 22:12:17,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:17,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561059404] [2025-03-13 22:12:17,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:17,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:17,819 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 292 statements into 1 equivalence classes. [2025-03-13 22:12:17,826 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 292 of 292 statements. [2025-03-13 22:12:17,826 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:17,826 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:17,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:17,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561059404] [2025-03-13 22:12:17,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561059404] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:17,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:17,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:17,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446732039] [2025-03-13 22:12:17,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:17,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:17,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:17,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:17,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:17,900 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 567 out of 608 [2025-03-13 22:12:17,902 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 548 places, 551 transitions, 1123 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) [2025-03-13 22:12:17,902 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:17,902 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 567 of 608 [2025-03-13 22:12:17,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:18,178 INFO L124 PetriNetUnfolderBase]: 110/1495 cut-off events. [2025-03-13 22:12:18,178 INFO L125 PetriNetUnfolderBase]: For 28/29 co-relation queries the response was YES. [2025-03-13 22:12:18,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1690 conditions, 1495 events. 110/1495 cut-off events. For 28/29 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 7477 event pairs, 46 based on Foata normal form. 0/1404 useless extension candidates. Maximal degree in co-relation 1483. Up to 141 conditions per place. [2025-03-13 22:12:18,185 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 23 selfloop transitions, 2 changer transitions 0/551 dead transitions. [2025-03-13 22:12:18,186 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 551 transitions, 1173 flow [2025-03-13 22:12:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:18,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1725 transitions. [2025-03-13 22:12:18,188 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9457236842105263 [2025-03-13 22:12:18,188 INFO L175 Difference]: Start difference. First operand has 548 places, 551 transitions, 1123 flow. Second operand 3 states and 1725 transitions. [2025-03-13 22:12:18,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 551 transitions, 1173 flow [2025-03-13 22:12:18,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 551 transitions, 1172 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:18,194 INFO L231 Difference]: Finished difference. Result has 549 places, 551 transitions, 1130 flow [2025-03-13 22:12:18,195 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1120, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=548, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1130, PETRI_PLACES=549, PETRI_TRANSITIONS=551} [2025-03-13 22:12:18,195 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -41 predicate places. [2025-03-13 22:12:18,195 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 551 transitions, 1130 flow [2025-03-13 22:12:18,196 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) [2025-03-13 22:12:18,196 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:18,196 INFO L206 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] [2025-03-13 22:12:18,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-13 22:12:18,196 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:18,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:18,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1956803654, now seen corresponding path program 1 times [2025-03-13 22:12:18,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:18,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829349086] [2025-03-13 22:12:18,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:18,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:18,218 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-03-13 22:12:18,225 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-03-13 22:12:18,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:18,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:18,279 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:18,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:18,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829349086] [2025-03-13 22:12:18,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829349086] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:18,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:18,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:18,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193619098] [2025-03-13 22:12:18,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:18,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:18,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:18,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:18,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:18,289 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-13 22:12:18,291 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 549 places, 551 transitions, 1130 flow. Second operand has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:18,291 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:18,291 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-13 22:12:18,291 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:18,523 INFO L124 PetriNetUnfolderBase]: 135/2044 cut-off events. [2025-03-13 22:12:18,523 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2025-03-13 22:12:18,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2267 conditions, 2044 events. 135/2044 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 12224 event pairs, 45 based on Foata normal form. 0/1946 useless extension candidates. Maximal degree in co-relation 2253. Up to 157 conditions per place. [2025-03-13 22:12:18,529 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 11 selfloop transitions, 1 changer transitions 112/552 dead transitions. [2025-03-13 22:12:18,529 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 552 transitions, 1172 flow [2025-03-13 22:12:18,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1737 transitions. [2025-03-13 22:12:18,531 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9523026315789473 [2025-03-13 22:12:18,531 INFO L175 Difference]: Start difference. First operand has 549 places, 551 transitions, 1130 flow. Second operand 3 states and 1737 transitions. [2025-03-13 22:12:18,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 552 transitions, 1172 flow [2025-03-13 22:12:18,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 552 transitions, 1170 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:18,540 INFO L231 Difference]: Finished difference. Result has 549 places, 439 transitions, 905 flow [2025-03-13 22:12:18,541 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=549, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=548, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=905, PETRI_PLACES=549, PETRI_TRANSITIONS=439} [2025-03-13 22:12:18,541 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -41 predicate places. [2025-03-13 22:12:18,541 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 439 transitions, 905 flow [2025-03-13 22:12:18,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.3333333333334) internal successors, (1720), 3 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:18,542 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:12:18,542 INFO L206 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] [2025-03-13 22:12:18,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-13 22:12:18,542 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2025-03-13 22:12:18,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:12:18,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1552481450, now seen corresponding path program 1 times [2025-03-13 22:12:18,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:12:18,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752370314] [2025-03-13 22:12:18,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:12:18,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:12:18,564 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 297 statements into 1 equivalence classes. [2025-03-13 22:12:18,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 297 of 297 statements. [2025-03-13 22:12:18,572 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:12:18,572 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:12:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-13 22:12:18,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:12:18,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752370314] [2025-03-13 22:12:18,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752370314] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:12:18,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:12:18,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:12:18,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291686325] [2025-03-13 22:12:18,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:12:18,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:12:18,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:12:18,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:12:18,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:12:18,630 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 608 [2025-03-13 22:12:18,632 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 549 places, 439 transitions, 905 flow. Second operand has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:18,632 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:12:18,632 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 608 [2025-03-13 22:12:18,632 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:12:18,703 INFO L124 PetriNetUnfolderBase]: 29/597 cut-off events. [2025-03-13 22:12:18,703 INFO L125 PetriNetUnfolderBase]: For 10/12 co-relation queries the response was YES. [2025-03-13 22:12:18,704 INFO L83 FinitePrefix]: Finished finitePrefix Result has 701 conditions, 597 events. 29/597 cut-off events. For 10/12 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1116 event pairs, 5 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 492. Up to 34 conditions per place. [2025-03-13 22:12:18,705 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 0 selfloop transitions, 0 changer transitions 443/443 dead transitions. [2025-03-13 22:12:18,705 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 446 places, 443 transitions, 944 flow [2025-03-13 22:12:18,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:12:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:12:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1741 transitions. [2025-03-13 22:12:18,707 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9544956140350878 [2025-03-13 22:12:18,708 INFO L175 Difference]: Start difference. First operand has 549 places, 439 transitions, 905 flow. Second operand 3 states and 1741 transitions. [2025-03-13 22:12:18,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 446 places, 443 transitions, 944 flow [2025-03-13 22:12:18,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 445 places, 443 transitions, 943 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:12:18,712 INFO L231 Difference]: Finished difference. Result has 445 places, 0 transitions, 0 flow [2025-03-13 22:12:18,713 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=608, PETRI_DIFFERENCE_MINUEND_FLOW=902, PETRI_DIFFERENCE_MINUEND_PLACES=443, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=438, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=438, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=445, PETRI_TRANSITIONS=0} [2025-03-13 22:12:18,716 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -145 predicate places. [2025-03-13 22:12:18,716 INFO L471 AbstractCegarLoop]: Abstraction has has 445 places, 0 transitions, 0 flow [2025-03-13 22:12:18,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE (66 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE (65 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (64 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr6ASSERT_VIOLATIONDATA_RACE (63 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr5ASSERT_VIOLATIONDATA_RACE (62 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE (61 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr3ASSERT_VIOLATIONDATA_RACE (60 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE (59 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE (58 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (57 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (56 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (55 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (54 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (53 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (52 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (51 of 67 remaining) [2025-03-13 22:12:18,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (50 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (49 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (48 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (47 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (46 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (45 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (44 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (43 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (42 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (41 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (40 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (39 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (38 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (37 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (36 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (35 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (34 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (33 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (32 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (30 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (29 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (28 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (27 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (26 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (25 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 67 remaining) [2025-03-13 22:12:18,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE (19 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE (18 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (17 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr6ASSERT_VIOLATIONDATA_RACE (16 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr5ASSERT_VIOLATIONDATA_RACE (15 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE (14 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr3ASSERT_VIOLATIONDATA_RACE (13 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE (12 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE (11 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (10 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (9 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (8 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (7 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (6 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (5 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (4 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (3 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (2 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (1 of 67 remaining) [2025-03-13 22:12:18,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (0 of 67 remaining) [2025-03-13 22:12:18,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-13 22:12:18,723 INFO L422 BasicCegarLoop]: Path program 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] [2025-03-13 22:12:18,729 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-13 22:12:18,729 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-13 22:12:18,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 10:12:18 BasicIcfg [2025-03-13 22:12:18,735 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-13 22:12:18,736 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-13 22:12:18,736 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-13 22:12:18,736 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-13 22:12:18,737 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:12:07" (3/4) ... [2025-03-13 22:12:18,738 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-13 22:12:18,740 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_read_nvram [2025-03-13 22:12:18,740 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_write_nvram [2025-03-13 22:12:18,748 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2025-03-13 22:12:18,748 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2025-03-13 22:12:18,749 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-03-13 22:12:18,749 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-13 22:12:18,749 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-13 22:12:18,853 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-13 22:12:18,853 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-13 22:12:18,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-13 22:12:18,854 INFO L158 Benchmark]: Toolchain (without parser) took 17311.77ms. Allocated memory was 142.6MB in the beginning and 503.3MB in the end (delta: 360.7MB). Free memory was 93.7MB in the beginning and 431.7MB in the end (delta: -338.0MB). Peak memory consumption was 159.2MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,854 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:12:18,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4769.61ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 93.7MB in the beginning and 101.0MB in the end (delta: -7.2MB). Peak memory consumption was 180.6MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.69ms. Allocated memory is still 310.4MB. Free memory was 101.0MB in the beginning and 85.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,855 INFO L158 Benchmark]: Boogie Preprocessor took 52.39ms. Allocated memory is still 310.4MB. Free memory was 85.1MB in the beginning and 79.6MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:12:18,855 INFO L158 Benchmark]: IcfgBuilder took 1271.28ms. Allocated memory is still 310.4MB. Free memory was 79.6MB in the beginning and 153.2MB in the end (delta: -73.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,855 INFO L158 Benchmark]: TraceAbstraction took 10958.52ms. Allocated memory was 310.4MB in the beginning and 251.7MB in the end (delta: -58.7MB). Free memory was 153.2MB in the beginning and 54.4MB in the end (delta: 98.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,855 INFO L158 Benchmark]: Witness Printer took 117.27ms. Allocated memory was 251.7MB in the beginning and 503.3MB in the end (delta: 251.7MB). Free memory was 54.4MB in the beginning and 431.7MB in the end (delta: -377.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2025-03-13 22:12:18,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4769.61ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 93.7MB in the beginning and 101.0MB in the end (delta: -7.2MB). Peak memory consumption was 180.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.69ms. Allocated memory is still 310.4MB. Free memory was 101.0MB in the beginning and 85.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.39ms. Allocated memory is still 310.4MB. Free memory was 85.1MB in the beginning and 79.6MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1271.28ms. Allocated memory is still 310.4MB. Free memory was 79.6MB in the beginning and 153.2MB in the end (delta: -73.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10958.52ms. Allocated memory was 310.4MB in the beginning and 251.7MB in the end (delta: -58.7MB). Free memory was 153.2MB in the beginning and 54.4MB in the end (delta: 98.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Witness Printer took 117.27ms. Allocated memory was 251.7MB in the beginning and 503.3MB in the end (delta: 251.7MB). Free memory was 54.4MB in the beginning and 431.7MB in the end (delta: -377.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5817]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6766]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6867]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6868]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6869]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6870]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6871]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6872]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6873]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6874]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6875]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6876]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6877]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6878]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6879]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6880]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6881]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6882]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6883]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6884]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6884]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6885]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6886]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6887]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6810]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6811]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6812]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 832 locations, 67 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 10.8s, OverallIterations: 28, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 508 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 175 mSDsluCounter, 139 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 99 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1083 IncrementalHoareTripleChecker+Invalid, 1182 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99 mSolverCounterUnsat, 139 mSDtfsCounter, 1083 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1213occurred in iteration=0, InterpolantAutomatonStates: 91, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 5281 NumberOfCodeBlocks, 5281 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 5253 ConstructedInterpolants, 0 QuantifiedInterpolants, 5614 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 42/42 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 45 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-13 22:12:18,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE