./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 8fc3dc66 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-?-8fc3dc6-m [2025-03-17 11:00:38,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 11:00:38,170 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-17 11:00:38,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 11:00:38,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 11:00:38,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 11:00:38,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 11:00:38,189 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 11:00:38,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 11:00:38,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 11:00:38,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 11:00:38,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 11:00:38,190 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 11:00:38,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 11:00:38,191 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 11:00:38,192 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:00:38,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 11:00:38,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 11:00:38,193 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 [2025-03-17 11:00:38,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 11:00:38,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 11:00:38,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 11:00:38,394 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 11:00:38,394 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 11:00:38,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2025-03-17 11:00:39,578 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db03582d7/2ea1b47d56354eb9981be9f48a4da627/FLAGf9851dedf [2025-03-17 11:00:40,001 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 11:00:40,004 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2025-03-17 11:00:40,036 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db03582d7/2ea1b47d56354eb9981be9f48a4da627/FLAGf9851dedf [2025-03-17 11:00:40,153 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db03582d7/2ea1b47d56354eb9981be9f48a4da627 [2025-03-17 11:00:40,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 11:00:40,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 11:00:40,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 11:00:40,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 11:00:40,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 11:00:40,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:00:40" (1/1) ... [2025-03-17 11:00:40,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782066b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:40, skipping insertion in model container [2025-03-17 11:00:40,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:00:40" (1/1) ... [2025-03-17 11:00:40,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 11:00:44,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:00:44,543 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 11:00:44,662 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] [2025-03-17 11:00:44,664 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] [2025-03-17 11:00:44,664 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] [2025-03-17 11:00:44,664 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] [2025-03-17 11:00:44,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2025-03-17 11:00:44,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:00:45,048 INFO L204 MainTranslator]: Completed translation [2025-03-17 11:00:45,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45 WrapperNode [2025-03-17 11:00:45,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 11:00:45,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 11:00:45,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 11:00:45,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 11:00:45,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,176 INFO L138 Inliner]: procedures = 1354, calls = 1480, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 610 [2025-03-17 11:00:45,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 11:00:45,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 11:00:45,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 11:00:45,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 11:00:45,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,208 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 11:00:45,237 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 11:00:45,237 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 11:00:45,237 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 11:00:45,240 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (1/1) ... [2025-03-17 11:00:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:00:45,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 11:00:45,268 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) [2025-03-17 11:00:45,273 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 [2025-03-17 11:00:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-17 11:00:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 11:00:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2025-03-17 11:00:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2025-03-17 11:00:45,289 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2025-03-17 11:00:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 11:00:45,290 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-17 11:00:45,594 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 11:00:45,596 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 11:00:45,833 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6551: havoc access_ok_#t~nondet1286#1; [2025-03-17 11:00:45,834 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6543: havoc __put_user_#t~nondet1284#1; [2025-03-17 11:00:45,834 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6636: havoc nvram_read_byte_#t~nondet1302#1; [2025-03-17 11:00:45,958 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6551: havoc access_ok_#t~nondet1286#1; [2025-03-17 11:00:45,958 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6535: havoc __get_user_#t~nondet1282#1; [2025-03-17 11:00:46,183 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6632: havoc nvram_get_size_#t~nondet1301#1; [2025-03-17 11:00:46,184 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6650: havoc printk_#t~nondet1304#1; [2025-03-17 11:00:46,184 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6624: havoc misc_register_#t~nondet1299#1; [2025-03-17 11:00:46,185 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-17 11:00:46,185 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 11:00:46,304 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 11:00:46,304 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 11:00:46,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:00:46 BoogieIcfgContainer [2025-03-17 11:00:46,304 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 11:00:46,308 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 11:00:46,309 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 11:00:46,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 11:00:46,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:00:40" (1/3) ... [2025-03-17 11:00:46,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5757a008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:00:46, skipping insertion in model container [2025-03-17 11:00:46,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:00:45" (2/3) ... [2025-03-17 11:00:46,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5757a008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:00:46, skipping insertion in model container [2025-03-17 11:00:46,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:00:46" (3/3) ... [2025-03-17 11:00:46,316 INFO L128 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_write_nvram.i [2025-03-17 11:00:46,327 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 11:00:46,330 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. [2025-03-17 11:00:46,330 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-17 11:00:46,477 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-03-17 11:00:46,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 596 places, 608 transitions, 1230 flow [2025-03-17 11:00:46,709 INFO L124 PetriNetUnfolderBase]: 19/606 cut-off events. [2025-03-17 11:00:46,714 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-17 11:00:46,728 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 846 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. [2025-03-17 11:00:46,728 INFO L82 GeneralOperation]: Start removeDead. Operand has 596 places, 608 transitions, 1230 flow [2025-03-17 11:00:46,736 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 590 places, 602 transitions, 1213 flow [2025-03-17 11:00:46,745 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:00:46,756 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;@5015b285, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:00:46,756 INFO L334 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2025-03-17 11:00:46,774 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:00:46,774 INFO L124 PetriNetUnfolderBase]: 0/87 cut-off events. [2025-03-17 11:00:46,775 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:00:46,775 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:46,775 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] [2025-03-17 11:00:46,776 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)] === [2025-03-17 11:00:46,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:46,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1147975804, now seen corresponding path program 1 times [2025-03-17 11:00:46,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:46,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988668992] [2025-03-17 11:00:46,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:46,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-03-17 11:00:46,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-03-17 11:00:46,929 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:46,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:47,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:47,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988668992] [2025-03-17 11:00:47,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988668992] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:47,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:47,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:47,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745315727] [2025-03-17 11:00:47,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:47,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:47,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:47,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:47,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:47,202 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:47,209 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) [2025-03-17 11:00:47,209 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:47,209 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:47,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:47,505 INFO L124 PetriNetUnfolderBase]: 60/1145 cut-off events. [2025-03-17 11:00:47,505 INFO L125 PetriNetUnfolderBase]: For 37/38 co-relation queries the response was YES. [2025-03-17 11:00:47,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1240 conditions, 1145 events. 60/1145 cut-off events. For 37/38 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 4339 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. [2025-03-17 11:00:47,515 INFO L140 encePairwiseOnDemand]: 590/608 looper letters, 14 selfloop transitions, 2 changer transitions 1/582 dead transitions. [2025-03-17 11:00:47,515 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 579 places, 582 transitions, 1205 flow [2025-03-17 11:00:47,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2025-03-17 11:00:47,534 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9583333333333334 [2025-03-17 11:00:47,538 INFO L175 Difference]: Start difference. First operand has 590 places, 602 transitions, 1213 flow. Second operand 3 states and 1748 transitions. [2025-03-17 11:00:47,538 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 579 places, 582 transitions, 1205 flow [2025-03-17 11:00:47,549 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 582 transitions, 1200 flow, removed 0 selfloop flow, removed 3 redundant places. [2025-03-17 11:00:47,557 INFO L231 Difference]: Finished difference. Result has 576 places, 581 transitions, 1170 flow [2025-03-17 11:00:47,559 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} [2025-03-17 11:00:47,561 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -14 predicate places. [2025-03-17 11:00:47,562 INFO L471 AbstractCegarLoop]: Abstraction has has 576 places, 581 transitions, 1170 flow [2025-03-17 11:00:47,563 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) [2025-03-17 11:00:47,563 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:47,563 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] [2025-03-17 11:00:47,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 11:00:47,563 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)] === [2025-03-17 11:00:47,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:47,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1475052583, now seen corresponding path program 1 times [2025-03-17 11:00:47,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:47,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324728147] [2025-03-17 11:00:47,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:47,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:47,605 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-03-17 11:00:47,615 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-03-17 11:00:47,618 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:47,618 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:47,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:47,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324728147] [2025-03-17 11:00:47,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324728147] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:47,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:47,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:47,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74563160] [2025-03-17 11:00:47,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:47,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:47,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:47,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:47,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:47,717 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 608 [2025-03-17 11:00:47,719 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) [2025-03-17 11:00:47,719 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:47,719 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 608 [2025-03-17 11:00:47,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:47,935 INFO L124 PetriNetUnfolderBase]: 61/1184 cut-off events. [2025-03-17 11:00:47,935 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2025-03-17 11:00:47,939 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 4540 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. [2025-03-17 11:00:47,943 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 15 selfloop transitions, 2 changer transitions 0/580 dead transitions. [2025-03-17 11:00:47,944 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 576 places, 580 transitions, 1202 flow [2025-03-17 11:00:47,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1731 transitions. [2025-03-17 11:00:47,949 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9490131578947368 [2025-03-17 11:00:47,950 INFO L175 Difference]: Start difference. First operand has 576 places, 581 transitions, 1170 flow. Second operand 3 states and 1731 transitions. [2025-03-17 11:00:47,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 576 places, 580 transitions, 1202 flow [2025-03-17 11:00:47,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 574 places, 580 transitions, 1198 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:47,958 INFO L231 Difference]: Finished difference. Result has 574 places, 580 transitions, 1168 flow [2025-03-17 11:00:47,958 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} [2025-03-17 11:00:47,959 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -16 predicate places. [2025-03-17 11:00:47,959 INFO L471 AbstractCegarLoop]: Abstraction has has 574 places, 580 transitions, 1168 flow [2025-03-17 11:00:47,960 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) [2025-03-17 11:00:47,960 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:47,960 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] [2025-03-17 11:00:47,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 11:00:47,960 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)] === [2025-03-17 11:00:47,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:47,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1757666944, now seen corresponding path program 1 times [2025-03-17 11:00:47,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:47,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372722621] [2025-03-17 11:00:47,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:47,982 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-17 11:00:47,997 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-17 11:00:47,998 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:48,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:48,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:48,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372722621] [2025-03-17 11:00:48,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372722621] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:48,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:48,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:48,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055154651] [2025-03-17 11:00:48,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:48,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:48,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:48,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:48,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:48,076 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:48,078 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) [2025-03-17 11:00:48,079 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:48,079 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:48,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:48,229 INFO L124 PetriNetUnfolderBase]: 60/1142 cut-off events. [2025-03-17 11:00:48,229 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:48,234 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 4329 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. [2025-03-17 11:00:48,238 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/579 dead transitions. [2025-03-17 11:00:48,238 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 575 places, 579 transitions, 1198 flow [2025-03-17 11:00:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:48,242 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:48,242 INFO L175 Difference]: Start difference. First operand has 574 places, 580 transitions, 1168 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:48,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 575 places, 579 transitions, 1198 flow [2025-03-17 11:00:48,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 573 places, 579 transitions, 1194 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:48,249 INFO L231 Difference]: Finished difference. Result has 573 places, 579 transitions, 1166 flow [2025-03-17 11:00:48,250 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} [2025-03-17 11:00:48,251 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -17 predicate places. [2025-03-17 11:00:48,251 INFO L471 AbstractCegarLoop]: Abstraction has has 573 places, 579 transitions, 1166 flow [2025-03-17 11:00:48,252 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) [2025-03-17 11:00:48,252 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:48,252 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] [2025-03-17 11:00:48,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 11:00:48,253 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)] === [2025-03-17 11:00:48,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:48,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1107472526, now seen corresponding path program 1 times [2025-03-17 11:00:48,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:48,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449323455] [2025-03-17 11:00:48,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:48,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:48,300 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-03-17 11:00:48,311 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-03-17 11:00:48,312 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:48,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:48,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:48,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449323455] [2025-03-17 11:00:48,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449323455] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:48,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:48,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:48,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557553986] [2025-03-17 11:00:48,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:48,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:48,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:48,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:48,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:48,395 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 571 out of 608 [2025-03-17 11:00:48,397 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) [2025-03-17 11:00:48,397 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:48,397 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 571 of 608 [2025-03-17 11:00:48,397 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:48,550 INFO L124 PetriNetUnfolderBase]: 67/1205 cut-off events. [2025-03-17 11:00:48,550 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2025-03-17 11:00:48,554 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 4967 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. [2025-03-17 11:00:48,557 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 15 selfloop transitions, 2 changer transitions 0/578 dead transitions. [2025-03-17 11:00:48,557 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 578 transitions, 1198 flow [2025-03-17 11:00:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:48,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1731 transitions. [2025-03-17 11:00:48,561 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9490131578947368 [2025-03-17 11:00:48,561 INFO L175 Difference]: Start difference. First operand has 573 places, 579 transitions, 1166 flow. Second operand 3 states and 1731 transitions. [2025-03-17 11:00:48,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 578 transitions, 1198 flow [2025-03-17 11:00:48,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 572 places, 578 transitions, 1194 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:48,570 INFO L231 Difference]: Finished difference. Result has 572 places, 578 transitions, 1164 flow [2025-03-17 11:00:48,571 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} [2025-03-17 11:00:48,572 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -18 predicate places. [2025-03-17 11:00:48,572 INFO L471 AbstractCegarLoop]: Abstraction has has 572 places, 578 transitions, 1164 flow [2025-03-17 11:00:48,573 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) [2025-03-17 11:00:48,574 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:48,574 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] [2025-03-17 11:00:48,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 11:00:48,574 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)] === [2025-03-17 11:00:48,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:48,575 INFO L85 PathProgramCache]: Analyzing trace with hash 342647878, now seen corresponding path program 1 times [2025-03-17 11:00:48,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:48,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428355963] [2025-03-17 11:00:48,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:48,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:48,595 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-17 11:00:48,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-17 11:00:48,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:48,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:48,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:48,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:48,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428355963] [2025-03-17 11:00:48,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428355963] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:48,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:48,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:48,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850103671] [2025-03-17 11:00:48,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:48,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:48,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:48,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:48,661 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:48,671 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:48,673 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) [2025-03-17 11:00:48,674 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:48,674 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:48,674 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:48,853 INFO L124 PetriNetUnfolderBase]: 60/1140 cut-off events. [2025-03-17 11:00:48,853 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:48,856 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 4341 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. [2025-03-17 11:00:48,859 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/577 dead transitions. [2025-03-17 11:00:48,859 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 577 transitions, 1194 flow [2025-03-17 11:00:48,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:48,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:48,865 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:48,865 INFO L175 Difference]: Start difference. First operand has 572 places, 578 transitions, 1164 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:48,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 577 transitions, 1194 flow [2025-03-17 11:00:48,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 571 places, 577 transitions, 1190 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:48,872 INFO L231 Difference]: Finished difference. Result has 571 places, 577 transitions, 1162 flow [2025-03-17 11:00:48,873 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} [2025-03-17 11:00:48,874 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -19 predicate places. [2025-03-17 11:00:48,875 INFO L471 AbstractCegarLoop]: Abstraction has has 571 places, 577 transitions, 1162 flow [2025-03-17 11:00:48,876 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) [2025-03-17 11:00:48,876 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:48,876 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] [2025-03-17 11:00:48,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 11:00:48,876 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)] === [2025-03-17 11:00:48,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:48,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1632696998, now seen corresponding path program 1 times [2025-03-17 11:00:48,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:48,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985806109] [2025-03-17 11:00:48,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:48,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:48,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 11:00:48,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 11:00:48,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:48,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:48,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:48,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:48,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985806109] [2025-03-17 11:00:48,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985806109] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:48,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:48,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:48,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030698512] [2025-03-17 11:00:48,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:48,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:48,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:48,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:48,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:48,964 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:48,966 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) [2025-03-17 11:00:48,966 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:48,966 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:48,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:49,103 INFO L124 PetriNetUnfolderBase]: 60/1139 cut-off events. [2025-03-17 11:00:49,103 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:49,106 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 4347 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. [2025-03-17 11:00:49,109 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/576 dead transitions. [2025-03-17 11:00:49,109 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 572 places, 576 transitions, 1192 flow [2025-03-17 11:00:49,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:49,112 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:49,112 INFO L175 Difference]: Start difference. First operand has 571 places, 577 transitions, 1162 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:49,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 572 places, 576 transitions, 1192 flow [2025-03-17 11:00:49,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 570 places, 576 transitions, 1188 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:49,118 INFO L231 Difference]: Finished difference. Result has 570 places, 576 transitions, 1160 flow [2025-03-17 11:00:49,119 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} [2025-03-17 11:00:49,120 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -20 predicate places. [2025-03-17 11:00:49,120 INFO L471 AbstractCegarLoop]: Abstraction has has 570 places, 576 transitions, 1160 flow [2025-03-17 11:00:49,121 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) [2025-03-17 11:00:49,121 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:49,121 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] [2025-03-17 11:00:49,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 11:00:49,121 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)] === [2025-03-17 11:00:49,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:49,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1799967667, now seen corresponding path program 1 times [2025-03-17 11:00:49,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:49,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788907678] [2025-03-17 11:00:49,122 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:49,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:49,135 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-03-17 11:00:49,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-03-17 11:00:49,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:49,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:49,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:49,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788907678] [2025-03-17 11:00:49,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788907678] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:49,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:49,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:49,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983475057] [2025-03-17 11:00:49,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:49,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:49,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:49,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:49,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:49,198 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:49,200 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) [2025-03-17 11:00:49,200 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:49,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:49,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:49,362 INFO L124 PetriNetUnfolderBase]: 60/1138 cut-off events. [2025-03-17 11:00:49,362 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:49,365 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 4350 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. [2025-03-17 11:00:49,367 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/575 dead transitions. [2025-03-17 11:00:49,367 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 571 places, 575 transitions, 1190 flow [2025-03-17 11:00:49,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:49,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:49,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:49,372 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:49,372 INFO L175 Difference]: Start difference. First operand has 570 places, 576 transitions, 1160 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:49,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 571 places, 575 transitions, 1190 flow [2025-03-17 11:00:49,375 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 569 places, 575 transitions, 1186 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:49,380 INFO L231 Difference]: Finished difference. Result has 569 places, 575 transitions, 1158 flow [2025-03-17 11:00:49,380 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} [2025-03-17 11:00:49,382 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -21 predicate places. [2025-03-17 11:00:49,382 INFO L471 AbstractCegarLoop]: Abstraction has has 569 places, 575 transitions, 1158 flow [2025-03-17 11:00:49,383 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) [2025-03-17 11:00:49,383 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:49,383 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] [2025-03-17 11:00:49,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 11:00:49,384 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)] === [2025-03-17 11:00:49,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:49,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1695396589, now seen corresponding path program 1 times [2025-03-17 11:00:49,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:49,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561933798] [2025-03-17 11:00:49,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:49,404 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-17 11:00:49,411 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-17 11:00:49,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:49,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:49,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:49,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561933798] [2025-03-17 11:00:49,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561933798] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:49,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:49,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:49,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378666954] [2025-03-17 11:00:49,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:49,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:49,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:49,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:49,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:49,482 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:49,485 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) [2025-03-17 11:00:49,485 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:49,485 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:49,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:49,645 INFO L124 PetriNetUnfolderBase]: 60/1137 cut-off events. [2025-03-17 11:00:49,645 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:49,649 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 4326 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. [2025-03-17 11:00:49,652 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/574 dead transitions. [2025-03-17 11:00:49,652 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 574 transitions, 1188 flow [2025-03-17 11:00:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:49,656 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:49,656 INFO L175 Difference]: Start difference. First operand has 569 places, 575 transitions, 1158 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:49,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 574 transitions, 1188 flow [2025-03-17 11:00:49,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 574 transitions, 1184 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:49,664 INFO L231 Difference]: Finished difference. Result has 568 places, 574 transitions, 1156 flow [2025-03-17 11:00:49,665 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} [2025-03-17 11:00:49,666 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -22 predicate places. [2025-03-17 11:00:49,667 INFO L471 AbstractCegarLoop]: Abstraction has has 568 places, 574 transitions, 1156 flow [2025-03-17 11:00:49,668 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) [2025-03-17 11:00:49,668 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:49,668 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] [2025-03-17 11:00:49,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 11:00:49,668 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)] === [2025-03-17 11:00:49,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:49,669 INFO L85 PathProgramCache]: Analyzing trace with hash 860462714, now seen corresponding path program 1 times [2025-03-17 11:00:49,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:49,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274530828] [2025-03-17 11:00:49,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:49,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:49,686 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 11:00:49,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 11:00:49,694 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:49,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:49,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:49,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274530828] [2025-03-17 11:00:49,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274530828] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:49,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:49,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:49,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745375430] [2025-03-17 11:00:49,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:49,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:49,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:49,736 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:49,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:49,745 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:49,747 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) [2025-03-17 11:00:49,748 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:49,748 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:49,748 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:49,873 INFO L124 PetriNetUnfolderBase]: 60/1136 cut-off events. [2025-03-17 11:00:49,873 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:49,877 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 4320 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. [2025-03-17 11:00:49,880 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/573 dead transitions. [2025-03-17 11:00:49,880 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 569 places, 573 transitions, 1186 flow [2025-03-17 11:00:49,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:49,884 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:49,884 INFO L175 Difference]: Start difference. First operand has 568 places, 574 transitions, 1156 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:49,884 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 569 places, 573 transitions, 1186 flow [2025-03-17 11:00:49,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 567 places, 573 transitions, 1182 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:49,890 INFO L231 Difference]: Finished difference. Result has 567 places, 573 transitions, 1154 flow [2025-03-17 11:00:49,891 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} [2025-03-17 11:00:49,892 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -23 predicate places. [2025-03-17 11:00:49,892 INFO L471 AbstractCegarLoop]: Abstraction has has 567 places, 573 transitions, 1154 flow [2025-03-17 11:00:49,893 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) [2025-03-17 11:00:49,893 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:49,893 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] [2025-03-17 11:00:49,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 11:00:49,893 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)] === [2025-03-17 11:00:49,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:49,894 INFO L85 PathProgramCache]: Analyzing trace with hash -288247633, now seen corresponding path program 1 times [2025-03-17 11:00:49,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:49,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233335889] [2025-03-17 11:00:49,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:49,911 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 11:00:49,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 11:00:49,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:49,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:49,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:49,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233335889] [2025-03-17 11:00:49,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233335889] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:49,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:49,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:49,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104455339] [2025-03-17 11:00:49,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:49,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:49,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:49,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:49,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:49,987 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:49,989 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) [2025-03-17 11:00:49,989 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:49,989 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:49,989 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:50,118 INFO L124 PetriNetUnfolderBase]: 60/1135 cut-off events. [2025-03-17 11:00:50,119 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:50,122 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 4316 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. [2025-03-17 11:00:50,126 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/572 dead transitions. [2025-03-17 11:00:50,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 572 transitions, 1184 flow [2025-03-17 11:00:50,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:50,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:50,130 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:50,130 INFO L175 Difference]: Start difference. First operand has 567 places, 573 transitions, 1154 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:50,130 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 572 transitions, 1184 flow [2025-03-17 11:00:50,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 572 transitions, 1180 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:50,136 INFO L231 Difference]: Finished difference. Result has 566 places, 572 transitions, 1152 flow [2025-03-17 11:00:50,137 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} [2025-03-17 11:00:50,138 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -24 predicate places. [2025-03-17 11:00:50,138 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 572 transitions, 1152 flow [2025-03-17 11:00:50,139 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) [2025-03-17 11:00:50,139 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:50,139 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] [2025-03-17 11:00:50,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 11:00:50,139 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)] === [2025-03-17 11:00:50,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:50,140 INFO L85 PathProgramCache]: Analyzing trace with hash 2043772668, now seen corresponding path program 1 times [2025-03-17 11:00:50,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:50,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009874622] [2025-03-17 11:00:50,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:50,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:50,158 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-17 11:00:50,166 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-17 11:00:50,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:50,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:50,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:50,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009874622] [2025-03-17 11:00:50,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009874622] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:50,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:50,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:50,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667446345] [2025-03-17 11:00:50,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:50,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:50,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:50,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:50,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:50,221 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:50,223 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) [2025-03-17 11:00:50,223 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:50,223 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:50,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:50,351 INFO L124 PetriNetUnfolderBase]: 60/1134 cut-off events. [2025-03-17 11:00:50,351 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:50,354 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 4319 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. [2025-03-17 11:00:50,357 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2025-03-17 11:00:50,358 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 571 transitions, 1182 flow [2025-03-17 11:00:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:50,361 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:50,361 INFO L175 Difference]: Start difference. First operand has 566 places, 572 transitions, 1152 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:50,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 571 transitions, 1182 flow [2025-03-17 11:00:50,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 565 places, 571 transitions, 1178 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:50,368 INFO L231 Difference]: Finished difference. Result has 565 places, 571 transitions, 1150 flow [2025-03-17 11:00:50,369 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} [2025-03-17 11:00:50,370 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -25 predicate places. [2025-03-17 11:00:50,370 INFO L471 AbstractCegarLoop]: Abstraction has has 565 places, 571 transitions, 1150 flow [2025-03-17 11:00:50,371 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) [2025-03-17 11:00:50,371 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:50,371 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] [2025-03-17 11:00:50,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-17 11:00:50,371 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)] === [2025-03-17 11:00:50,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:50,372 INFO L85 PathProgramCache]: Analyzing trace with hash -266878675, now seen corresponding path program 1 times [2025-03-17 11:00:50,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:50,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978492421] [2025-03-17 11:00:50,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:50,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:50,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-03-17 11:00:50,395 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-03-17 11:00:50,395 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:50,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:50,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:50,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978492421] [2025-03-17 11:00:50,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978492421] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:50,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:50,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:50,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844276894] [2025-03-17 11:00:50,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:50,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:50,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:50,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:50,435 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:50,454 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 570 out of 608 [2025-03-17 11:00:50,456 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) [2025-03-17 11:00:50,456 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:50,456 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 570 of 608 [2025-03-17 11:00:50,456 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:50,636 INFO L124 PetriNetUnfolderBase]: 72/1282 cut-off events. [2025-03-17 11:00:50,636 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2025-03-17 11:00:50,641 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 5340 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. [2025-03-17 11:00:50,644 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 16 selfloop transitions, 2 changer transitions 0/570 dead transitions. [2025-03-17 11:00:50,645 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 570 transitions, 1184 flow [2025-03-17 11:00:50,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1729 transitions. [2025-03-17 11:00:50,648 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9479166666666666 [2025-03-17 11:00:50,648 INFO L175 Difference]: Start difference. First operand has 565 places, 571 transitions, 1150 flow. Second operand 3 states and 1729 transitions. [2025-03-17 11:00:50,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 570 transitions, 1184 flow [2025-03-17 11:00:50,651 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 570 transitions, 1180 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:50,655 INFO L231 Difference]: Finished difference. Result has 564 places, 570 transitions, 1148 flow [2025-03-17 11:00:50,656 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} [2025-03-17 11:00:50,656 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -26 predicate places. [2025-03-17 11:00:50,656 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 570 transitions, 1148 flow [2025-03-17 11:00:50,657 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) [2025-03-17 11:00:50,657 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:50,657 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] [2025-03-17 11:00:50,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-17 11:00:50,657 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)] === [2025-03-17 11:00:50,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:50,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1809255523, now seen corresponding path program 1 times [2025-03-17 11:00:50,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:50,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012266230] [2025-03-17 11:00:50,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:50,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:50,674 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 11:00:50,681 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 11:00:50,681 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:50,681 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:50,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:50,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012266230] [2025-03-17 11:00:50,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012266230] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:50,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:50,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:50,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638460209] [2025-03-17 11:00:50,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:50,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:50,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:50,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:50,730 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:50,736 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:50,738 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) [2025-03-17 11:00:50,738 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:50,738 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:50,738 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:50,872 INFO L124 PetriNetUnfolderBase]: 60/1132 cut-off events. [2025-03-17 11:00:50,872 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:50,877 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 4304 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. [2025-03-17 11:00:50,880 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/569 dead transitions. [2025-03-17 11:00:50,880 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 569 transitions, 1178 flow [2025-03-17 11:00:50,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:50,883 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:50,883 INFO L175 Difference]: Start difference. First operand has 564 places, 570 transitions, 1148 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:50,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 569 transitions, 1178 flow [2025-03-17 11:00:50,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 569 transitions, 1174 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:50,890 INFO L231 Difference]: Finished difference. Result has 563 places, 569 transitions, 1146 flow [2025-03-17 11:00:50,890 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} [2025-03-17 11:00:50,891 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -27 predicate places. [2025-03-17 11:00:50,891 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 569 transitions, 1146 flow [2025-03-17 11:00:50,892 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) [2025-03-17 11:00:50,892 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:50,892 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] [2025-03-17 11:00:50,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-17 11:00:50,892 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)] === [2025-03-17 11:00:50,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:50,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1282652915, now seen corresponding path program 1 times [2025-03-17 11:00:50,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:50,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954920813] [2025-03-17 11:00:50,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:50,910 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-17 11:00:50,918 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-17 11:00:50,918 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:50,918 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:50,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:50,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:50,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954920813] [2025-03-17 11:00:50,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954920813] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:50,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:50,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:50,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832493168] [2025-03-17 11:00:50,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:50,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:50,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:50,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:50,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:50,973 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:50,975 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) [2025-03-17 11:00:50,975 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:50,975 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:50,975 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:51,142 INFO L124 PetriNetUnfolderBase]: 60/1131 cut-off events. [2025-03-17 11:00:51,143 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:51,145 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 4298 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. [2025-03-17 11:00:51,150 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/568 dead transitions. [2025-03-17 11:00:51,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 568 transitions, 1176 flow [2025-03-17 11:00:51,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:51,153 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:51,153 INFO L175 Difference]: Start difference. First operand has 563 places, 569 transitions, 1146 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:51,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 568 transitions, 1176 flow [2025-03-17 11:00:51,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 568 transitions, 1172 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:51,161 INFO L231 Difference]: Finished difference. Result has 562 places, 568 transitions, 1144 flow [2025-03-17 11:00:51,162 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} [2025-03-17 11:00:51,163 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -28 predicate places. [2025-03-17 11:00:51,163 INFO L471 AbstractCegarLoop]: Abstraction has has 562 places, 568 transitions, 1144 flow [2025-03-17 11:00:51,164 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) [2025-03-17 11:00:51,164 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:51,164 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] [2025-03-17 11:00:51,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-17 11:00:51,164 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)] === [2025-03-17 11:00:51,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:51,164 INFO L85 PathProgramCache]: Analyzing trace with hash 692976699, now seen corresponding path program 1 times [2025-03-17 11:00:51,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:51,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952862565] [2025-03-17 11:00:51,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:51,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:51,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-17 11:00:51,193 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-17 11:00:51,193 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:51,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:51,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:51,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952862565] [2025-03-17 11:00:51,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952862565] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:51,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:51,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:51,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112999004] [2025-03-17 11:00:51,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:51,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:51,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:51,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:51,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:51,251 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:51,253 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) [2025-03-17 11:00:51,253 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:51,253 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:51,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:51,388 INFO L124 PetriNetUnfolderBase]: 60/1130 cut-off events. [2025-03-17 11:00:51,389 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:51,394 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 4302 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. [2025-03-17 11:00:51,401 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/567 dead transitions. [2025-03-17 11:00:51,401 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 567 transitions, 1174 flow [2025-03-17 11:00:51,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:51,406 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:51,407 INFO L175 Difference]: Start difference. First operand has 562 places, 568 transitions, 1144 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:51,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 567 transitions, 1174 flow [2025-03-17 11:00:51,410 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 567 transitions, 1170 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:51,416 INFO L231 Difference]: Finished difference. Result has 561 places, 567 transitions, 1142 flow [2025-03-17 11:00:51,418 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} [2025-03-17 11:00:51,418 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -29 predicate places. [2025-03-17 11:00:51,418 INFO L471 AbstractCegarLoop]: Abstraction has has 561 places, 567 transitions, 1142 flow [2025-03-17 11:00:51,420 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) [2025-03-17 11:00:51,420 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:51,421 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] [2025-03-17 11:00:51,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-17 11:00:51,421 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)] === [2025-03-17 11:00:51,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:51,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1891564720, now seen corresponding path program 1 times [2025-03-17 11:00:51,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:51,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539823825] [2025-03-17 11:00:51,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:51,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-17 11:00:51,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-17 11:00:51,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:51,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:51,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:51,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539823825] [2025-03-17 11:00:51,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539823825] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:51,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:51,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:51,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495357674] [2025-03-17 11:00:51,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:51,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:51,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:51,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:51,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:51,528 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:51,530 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) [2025-03-17 11:00:51,530 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:51,530 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:51,530 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:51,665 INFO L124 PetriNetUnfolderBase]: 60/1129 cut-off events. [2025-03-17 11:00:51,665 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:51,669 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 4300 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. [2025-03-17 11:00:51,671 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 14 selfloop transitions, 2 changer transitions 0/566 dead transitions. [2025-03-17 11:00:51,671 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 566 transitions, 1172 flow [2025-03-17 11:00:51,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1733 transitions. [2025-03-17 11:00:51,675 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.950109649122807 [2025-03-17 11:00:51,675 INFO L175 Difference]: Start difference. First operand has 561 places, 567 transitions, 1142 flow. Second operand 3 states and 1733 transitions. [2025-03-17 11:00:51,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 566 transitions, 1172 flow [2025-03-17 11:00:51,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 566 transitions, 1168 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:51,680 INFO L231 Difference]: Finished difference. Result has 560 places, 566 transitions, 1140 flow [2025-03-17 11:00:51,681 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} [2025-03-17 11:00:51,681 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -30 predicate places. [2025-03-17 11:00:51,681 INFO L471 AbstractCegarLoop]: Abstraction has has 560 places, 566 transitions, 1140 flow [2025-03-17 11:00:51,682 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) [2025-03-17 11:00:51,682 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:51,682 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] [2025-03-17 11:00:51,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-17 11:00:51,683 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)] === [2025-03-17 11:00:51,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:51,683 INFO L85 PathProgramCache]: Analyzing trace with hash -333146696, now seen corresponding path program 1 times [2025-03-17 11:00:51,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:51,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731284360] [2025-03-17 11:00:51,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:51,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:51,700 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-17 11:00:51,706 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-17 11:00:51,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:51,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:51,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:51,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731284360] [2025-03-17 11:00:51,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731284360] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:51,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:51,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:51,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624653101] [2025-03-17 11:00:51,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:51,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:51,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:51,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:51,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:51,795 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-17 11:00:51,796 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) [2025-03-17 11:00:51,797 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:51,797 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-17 11:00:51,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:52,003 INFO L124 PetriNetUnfolderBase]: 78/1311 cut-off events. [2025-03-17 11:00:52,003 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2025-03-17 11:00:52,008 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 5837 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. [2025-03-17 11:00:52,011 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 17 selfloop transitions, 2 changer transitions 0/565 dead transitions. [2025-03-17 11:00:52,011 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 565 transitions, 1176 flow [2025-03-17 11:00:52,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1727 transitions. [2025-03-17 11:00:52,015 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9468201754385965 [2025-03-17 11:00:52,015 INFO L175 Difference]: Start difference. First operand has 560 places, 566 transitions, 1140 flow. Second operand 3 states and 1727 transitions. [2025-03-17 11:00:52,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 565 transitions, 1176 flow [2025-03-17 11:00:52,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 559 places, 565 transitions, 1172 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:52,022 INFO L231 Difference]: Finished difference. Result has 559 places, 565 transitions, 1138 flow [2025-03-17 11:00:52,023 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} [2025-03-17 11:00:52,023 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -31 predicate places. [2025-03-17 11:00:52,023 INFO L471 AbstractCegarLoop]: Abstraction has has 559 places, 565 transitions, 1138 flow [2025-03-17 11:00:52,025 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) [2025-03-17 11:00:52,025 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:52,025 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] [2025-03-17 11:00:52,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-17 11:00:52,025 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)] === [2025-03-17 11:00:52,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:52,026 INFO L85 PathProgramCache]: Analyzing trace with hash 2043159489, now seen corresponding path program 1 times [2025-03-17 11:00:52,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:52,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766129084] [2025-03-17 11:00:52,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:52,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:52,048 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-17 11:00:52,056 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-17 11:00:52,057 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:52,057 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:52,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:52,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766129084] [2025-03-17 11:00:52,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766129084] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:52,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:52,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:52,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843700701] [2025-03-17 11:00:52,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:52,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:52,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:52,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:52,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:52,132 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-17 11:00:52,135 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) [2025-03-17 11:00:52,135 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:52,135 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-17 11:00:52,135 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:52,348 INFO L124 PetriNetUnfolderBase]: 105/1572 cut-off events. [2025-03-17 11:00:52,348 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2025-03-17 11:00:52,354 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 7865 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. [2025-03-17 11:00:52,358 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 17 selfloop transitions, 1 changer transitions 0/562 dead transitions. [2025-03-17 11:00:52,359 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 562 transitions, 1168 flow [2025-03-17 11:00:52,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1728 transitions. [2025-03-17 11:00:52,363 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9473684210526315 [2025-03-17 11:00:52,363 INFO L175 Difference]: Start difference. First operand has 559 places, 565 transitions, 1138 flow. Second operand 3 states and 1728 transitions. [2025-03-17 11:00:52,363 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 562 transitions, 1168 flow [2025-03-17 11:00:52,366 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 562 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:52,371 INFO L231 Difference]: Finished difference. Result has 556 places, 562 transitions, 1130 flow [2025-03-17 11:00:52,371 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} [2025-03-17 11:00:52,372 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -34 predicate places. [2025-03-17 11:00:52,372 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 562 transitions, 1130 flow [2025-03-17 11:00:52,373 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) [2025-03-17 11:00:52,373 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:52,373 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] [2025-03-17 11:00:52,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-17 11:00:52,373 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)] === [2025-03-17 11:00:52,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:52,374 INFO L85 PathProgramCache]: Analyzing trace with hash -883396358, now seen corresponding path program 1 times [2025-03-17 11:00:52,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:52,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504660564] [2025-03-17 11:00:52,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:52,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-17 11:00:52,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-17 11:00:52,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:52,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:54,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:54,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504660564] [2025-03-17 11:00:54,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504660564] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:54,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:54,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-17 11:00:54,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878686353] [2025-03-17 11:00:54,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:54,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-17 11:00:54,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:54,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-17 11:00:54,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-03-17 11:00:54,288 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 563 out of 608 [2025-03-17 11:00:54,292 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) [2025-03-17 11:00:54,292 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:54,293 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 563 of 608 [2025-03-17 11:00:54,293 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:54,442 INFO L124 PetriNetUnfolderBase]: 60/1121 cut-off events. [2025-03-17 11:00:54,442 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:54,445 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 4257 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. [2025-03-17 11:00:54,447 INFO L140 encePairwiseOnDemand]: 598/608 looper letters, 16 selfloop transitions, 9 changer transitions 0/561 dead transitions. [2025-03-17 11:00:54,448 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 561 transitions, 1178 flow [2025-03-17 11:00:54,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-17 11:00:54,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2025-03-17 11:00:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5656 transitions. [2025-03-17 11:00:54,455 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9302631578947368 [2025-03-17 11:00:54,455 INFO L175 Difference]: Start difference. First operand has 556 places, 562 transitions, 1130 flow. Second operand 10 states and 5656 transitions. [2025-03-17 11:00:54,456 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 561 transitions, 1178 flow [2025-03-17 11:00:54,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 561 transitions, 1177 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:54,462 INFO L231 Difference]: Finished difference. Result has 563 places, 561 transitions, 1145 flow [2025-03-17 11:00:54,462 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} [2025-03-17 11:00:54,463 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -27 predicate places. [2025-03-17 11:00:54,463 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 561 transitions, 1145 flow [2025-03-17 11:00:54,468 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) [2025-03-17 11:00:54,468 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:54,468 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] [2025-03-17 11:00:54,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-17 11:00:54,468 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)] === [2025-03-17 11:00:54,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:54,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1860978983, now seen corresponding path program 1 times [2025-03-17 11:00:54,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:54,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822384512] [2025-03-17 11:00:54,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:54,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:54,490 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-03-17 11:00:54,499 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-03-17 11:00:54,500 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:54,500 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:54,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:54,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822384512] [2025-03-17 11:00:54,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822384512] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:54,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:54,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:54,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797577955] [2025-03-17 11:00:54,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:54,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:54,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:54,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:54,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:54,569 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-17 11:00:54,571 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) [2025-03-17 11:00:54,571 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:54,571 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-17 11:00:54,571 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:54,710 INFO L124 PetriNetUnfolderBase]: 72/1252 cut-off events. [2025-03-17 11:00:54,710 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2025-03-17 11:00:54,714 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1367 conditions, 1252 events. 72/1252 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5131 event pairs, 35 based on Foata normal form. 0/1167 useless extension candidates. Maximal degree in co-relation 1160. Up to 88 conditions per place. [2025-03-17 11:00:54,716 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 17 selfloop transitions, 2 changer transitions 0/560 dead transitions. [2025-03-17 11:00:54,716 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 560 transitions, 1181 flow [2025-03-17 11:00:54,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1727 transitions. [2025-03-17 11:00:54,719 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9468201754385965 [2025-03-17 11:00:54,719 INFO L175 Difference]: Start difference. First operand has 563 places, 561 transitions, 1145 flow. Second operand 3 states and 1727 transitions. [2025-03-17 11:00:54,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 560 transitions, 1181 flow [2025-03-17 11:00:54,721 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 555 places, 560 transitions, 1163 flow, removed 0 selfloop flow, removed 9 redundant places. [2025-03-17 11:00:54,725 INFO L231 Difference]: Finished difference. Result has 555 places, 560 transitions, 1129 flow [2025-03-17 11:00:54,726 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} [2025-03-17 11:00:54,726 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -35 predicate places. [2025-03-17 11:00:54,726 INFO L471 AbstractCegarLoop]: Abstraction has has 555 places, 560 transitions, 1129 flow [2025-03-17 11:00:54,727 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) [2025-03-17 11:00:54,727 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:54,727 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] [2025-03-17 11:00:54,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-17 11:00:54,727 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)] === [2025-03-17 11:00:54,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:54,728 INFO L85 PathProgramCache]: Analyzing trace with hash 569350824, now seen corresponding path program 1 times [2025-03-17 11:00:54,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:54,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754655992] [2025-03-17 11:00:54,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:54,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:54,749 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 228 statements into 1 equivalence classes. [2025-03-17 11:00:54,757 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 228 of 228 statements. [2025-03-17 11:00:54,758 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:54,758 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:00:54,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:54,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754655992] [2025-03-17 11:00:54,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754655992] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:54,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:54,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:54,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743145284] [2025-03-17 11:00:54,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:54,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:54,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:54,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:54,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:54,812 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 608 [2025-03-17 11:00:54,813 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) [2025-03-17 11:00:54,814 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:54,814 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 608 [2025-03-17 11:00:54,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:55,031 INFO L124 PetriNetUnfolderBase]: 105/1571 cut-off events. [2025-03-17 11:00:55,032 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2025-03-17 11:00:55,037 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1711 conditions, 1571 events. 105/1571 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 7881 event pairs, 48 based on Foata normal form. 0/1465 useless extension candidates. Maximal degree in co-relation 1505. Up to 118 conditions per place. [2025-03-17 11:00:55,040 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 17 selfloop transitions, 1 changer transitions 0/557 dead transitions. [2025-03-17 11:00:55,040 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 554 places, 557 transitions, 1159 flow [2025-03-17 11:00:55,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1728 transitions. [2025-03-17 11:00:55,043 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9473684210526315 [2025-03-17 11:00:55,043 INFO L175 Difference]: Start difference. First operand has 555 places, 560 transitions, 1129 flow. Second operand 3 states and 1728 transitions. [2025-03-17 11:00:55,043 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 554 places, 557 transitions, 1159 flow [2025-03-17 11:00:55,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 557 transitions, 1155 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:55,050 INFO L231 Difference]: Finished difference. Result has 552 places, 557 transitions, 1121 flow [2025-03-17 11:00:55,051 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} [2025-03-17 11:00:55,052 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-17 11:00:55,052 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 557 transitions, 1121 flow [2025-03-17 11:00:55,052 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) [2025-03-17 11:00:55,052 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:55,052 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] [2025-03-17 11:00:55,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-17 11:00:55,052 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)] === [2025-03-17 11:00:55,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:55,053 INFO L85 PathProgramCache]: Analyzing trace with hash 2098602076, now seen corresponding path program 1 times [2025-03-17 11:00:55,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:55,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793293951] [2025-03-17 11:00:55,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:55,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:55,080 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-03-17 11:00:55,091 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-03-17 11:00:55,091 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:55,091 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:55,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:55,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793293951] [2025-03-17 11:00:55,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793293951] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:55,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:55,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:55,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698214660] [2025-03-17 11:00:55,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:55,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:55,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:55,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:55,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:55,165 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 576 out of 608 [2025-03-17 11:00:55,167 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) [2025-03-17 11:00:55,167 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:55,167 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 576 of 608 [2025-03-17 11:00:55,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:55,283 INFO L124 PetriNetUnfolderBase]: 60/1113 cut-off events. [2025-03-17 11:00:55,283 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2025-03-17 11:00:55,286 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. [2025-03-17 11:00:55,288 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 12 selfloop transitions, 1 changer transitions 0/556 dead transitions. [2025-03-17 11:00:55,288 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 556 transitions, 1145 flow [2025-03-17 11:00:55,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1742 transitions. [2025-03-17 11:00:55,291 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9550438596491229 [2025-03-17 11:00:55,291 INFO L175 Difference]: Start difference. First operand has 552 places, 557 transitions, 1121 flow. Second operand 3 states and 1742 transitions. [2025-03-17 11:00:55,291 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 556 transitions, 1145 flow [2025-03-17 11:00:55,293 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 556 transitions, 1144 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:55,297 INFO L231 Difference]: Finished difference. Result has 552 places, 556 transitions, 1120 flow [2025-03-17 11:00:55,298 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} [2025-03-17 11:00:55,298 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-17 11:00:55,298 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 556 transitions, 1120 flow [2025-03-17 11:00:55,299 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) [2025-03-17 11:00:55,299 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:55,299 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] [2025-03-17 11:00:55,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-17 11:00:55,300 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)] === [2025-03-17 11:00:55,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:55,300 INFO L85 PathProgramCache]: Analyzing trace with hash 2074955553, now seen corresponding path program 1 times [2025-03-17 11:00:55,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:55,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034151763] [2025-03-17 11:00:55,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:55,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:55,320 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 283 statements into 1 equivalence classes. [2025-03-17 11:00:55,328 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 283 of 283 statements. [2025-03-17 11:00:55,329 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:55,329 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:55,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:55,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034151763] [2025-03-17 11:00:55,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034151763] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:55,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:55,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:55,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263643322] [2025-03-17 11:00:55,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:55,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:55,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:55,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:55,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:55,405 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 608 [2025-03-17 11:00:55,407 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) [2025-03-17 11:00:55,407 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:55,407 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 608 [2025-03-17 11:00:55,407 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:55,556 INFO L124 PetriNetUnfolderBase]: 105/1353 cut-off events. [2025-03-17 11:00:55,557 INFO L125 PetriNetUnfolderBase]: For 19/20 co-relation queries the response was YES. [2025-03-17 11:00:55,560 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 33. Compared 6650 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. [2025-03-17 11:00:55,563 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 21 selfloop transitions, 2 changer transitions 0/555 dead transitions. [2025-03-17 11:00:55,563 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 555 transitions, 1164 flow [2025-03-17 11:00:55,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1722 transitions. [2025-03-17 11:00:55,565 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.944078947368421 [2025-03-17 11:00:55,565 INFO L175 Difference]: Start difference. First operand has 552 places, 556 transitions, 1120 flow. Second operand 3 states and 1722 transitions. [2025-03-17 11:00:55,565 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 555 transitions, 1164 flow [2025-03-17 11:00:55,568 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 555 transitions, 1163 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:55,571 INFO L231 Difference]: Finished difference. Result has 552 places, 555 transitions, 1121 flow [2025-03-17 11:00:55,572 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} [2025-03-17 11:00:55,572 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -38 predicate places. [2025-03-17 11:00:55,572 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 555 transitions, 1121 flow [2025-03-17 11:00:55,573 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) [2025-03-17 11:00:55,573 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:55,573 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] [2025-03-17 11:00:55,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-17 11:00:55,573 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)] === [2025-03-17 11:00:55,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:55,574 INFO L85 PathProgramCache]: Analyzing trace with hash 970968943, now seen corresponding path program 1 times [2025-03-17 11:00:55,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:55,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100979407] [2025-03-17 11:00:55,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:55,593 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 287 statements into 1 equivalence classes. [2025-03-17 11:00:55,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 287 of 287 statements. [2025-03-17 11:00:55,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:55,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:55,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:55,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100979407] [2025-03-17 11:00:55,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100979407] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:55,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:55,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:55,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202654664] [2025-03-17 11:00:55,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:55,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:55,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:55,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:55,645 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:55,665 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 608 [2025-03-17 11:00:55,667 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) [2025-03-17 11:00:55,667 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:55,667 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 608 [2025-03-17 11:00:55,667 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:55,865 INFO L124 PetriNetUnfolderBase]: 152/1679 cut-off events. [2025-03-17 11:00:55,866 INFO L125 PetriNetUnfolderBase]: For 19/20 co-relation queries the response was YES. [2025-03-17 11:00:55,871 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 43. Compared 9056 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. [2025-03-17 11:00:55,874 INFO L140 encePairwiseOnDemand]: 599/608 looper letters, 26 selfloop transitions, 4 changer transitions 0/557 dead transitions. [2025-03-17 11:00:55,874 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 557 transitions, 1189 flow [2025-03-17 11:00:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:55,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1721 transitions. [2025-03-17 11:00:55,876 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9435307017543859 [2025-03-17 11:00:55,876 INFO L175 Difference]: Start difference. First operand has 552 places, 555 transitions, 1121 flow. Second operand 3 states and 1721 transitions. [2025-03-17 11:00:55,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 557 transitions, 1189 flow [2025-03-17 11:00:55,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 547 places, 557 transitions, 1185 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:00:55,886 INFO L231 Difference]: Finished difference. Result has 548 places, 552 transitions, 1127 flow [2025-03-17 11:00:55,887 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} [2025-03-17 11:00:55,888 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -42 predicate places. [2025-03-17 11:00:55,888 INFO L471 AbstractCegarLoop]: Abstraction has has 548 places, 552 transitions, 1127 flow [2025-03-17 11:00:55,888 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) [2025-03-17 11:00:55,888 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:55,888 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] [2025-03-17 11:00:55,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-17 11:00:55,888 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)] === [2025-03-17 11:00:55,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:55,889 INFO L85 PathProgramCache]: Analyzing trace with hash -478647484, now seen corresponding path program 1 times [2025-03-17 11:00:55,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:55,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832445311] [2025-03-17 11:00:55,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:55,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:55,909 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 291 statements into 1 equivalence classes. [2025-03-17 11:00:55,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 291 of 291 statements. [2025-03-17 11:00:55,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:55,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:55,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:55,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832445311] [2025-03-17 11:00:55,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832445311] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:55,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:55,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:55,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949263980] [2025-03-17 11:00:55,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:55,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:55,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:55,958 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:55,958 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:55,962 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 608 [2025-03-17 11:00:55,963 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) [2025-03-17 11:00:55,963 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:55,963 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 608 [2025-03-17 11:00:55,963 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:56,134 INFO L124 PetriNetUnfolderBase]: 86/1441 cut-off events. [2025-03-17 11:00:56,134 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2025-03-17 11:00:56,139 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 6823 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. [2025-03-17 11:00:56,142 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 18 selfloop transitions, 1 changer transitions 0/556 dead transitions. [2025-03-17 11:00:56,142 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 556 transitions, 1175 flow [2025-03-17 11:00:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1745 transitions. [2025-03-17 11:00:56,144 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9566885964912281 [2025-03-17 11:00:56,144 INFO L175 Difference]: Start difference. First operand has 548 places, 552 transitions, 1127 flow. Second operand 3 states and 1745 transitions. [2025-03-17 11:00:56,144 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 556 transitions, 1175 flow [2025-03-17 11:00:56,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 556 transitions, 1171 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:56,150 INFO L231 Difference]: Finished difference. Result has 548 places, 551 transitions, 1123 flow [2025-03-17 11:00:56,151 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} [2025-03-17 11:00:56,151 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -42 predicate places. [2025-03-17 11:00:56,151 INFO L471 AbstractCegarLoop]: Abstraction has has 548 places, 551 transitions, 1123 flow [2025-03-17 11:00:56,152 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) [2025-03-17 11:00:56,152 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:56,152 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] [2025-03-17 11:00:56,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-17 11:00:56,152 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)] === [2025-03-17 11:00:56,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:56,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1322114525, now seen corresponding path program 1 times [2025-03-17 11:00:56,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:56,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100947672] [2025-03-17 11:00:56,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:56,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:56,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 292 statements into 1 equivalence classes. [2025-03-17 11:00:56,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 292 of 292 statements. [2025-03-17 11:00:56,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:56,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:56,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:56,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100947672] [2025-03-17 11:00:56,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100947672] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:56,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:56,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:56,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185357485] [2025-03-17 11:00:56,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:56,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:56,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:56,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:56,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:56,254 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 567 out of 608 [2025-03-17 11:00:56,255 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) [2025-03-17 11:00:56,255 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:56,256 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 567 of 608 [2025-03-17 11:00:56,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:56,442 INFO L124 PetriNetUnfolderBase]: 110/1495 cut-off events. [2025-03-17 11:00:56,442 INFO L125 PetriNetUnfolderBase]: For 28/29 co-relation queries the response was YES. [2025-03-17 11:00:56,448 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 7473 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. [2025-03-17 11:00:56,451 INFO L140 encePairwiseOnDemand]: 605/608 looper letters, 23 selfloop transitions, 2 changer transitions 0/551 dead transitions. [2025-03-17 11:00:56,451 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 551 transitions, 1173 flow [2025-03-17 11:00:56,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:56,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1725 transitions. [2025-03-17 11:00:56,454 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9457236842105263 [2025-03-17 11:00:56,454 INFO L175 Difference]: Start difference. First operand has 548 places, 551 transitions, 1123 flow. Second operand 3 states and 1725 transitions. [2025-03-17 11:00:56,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 551 transitions, 1173 flow [2025-03-17 11:00:56,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 551 transitions, 1172 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:56,460 INFO L231 Difference]: Finished difference. Result has 549 places, 551 transitions, 1130 flow [2025-03-17 11:00:56,462 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} [2025-03-17 11:00:56,462 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -41 predicate places. [2025-03-17 11:00:56,462 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 551 transitions, 1130 flow [2025-03-17 11:00:56,463 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) [2025-03-17 11:00:56,463 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:56,463 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] [2025-03-17 11:00:56,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-17 11:00:56,463 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)] === [2025-03-17 11:00:56,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:56,464 INFO L85 PathProgramCache]: Analyzing trace with hash -418681691, now seen corresponding path program 1 times [2025-03-17 11:00:56,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:56,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17140953] [2025-03-17 11:00:56,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:56,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:56,484 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-03-17 11:00:56,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-03-17 11:00:56,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:56,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:56,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:56,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:56,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17140953] [2025-03-17 11:00:56,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17140953] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:56,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:56,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:56,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006959511] [2025-03-17 11:00:56,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:56,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:56,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:56,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:56,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:56,561 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 608 [2025-03-17 11:00:56,563 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) [2025-03-17 11:00:56,563 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:56,563 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 608 [2025-03-17 11:00:56,563 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:56,775 INFO L124 PetriNetUnfolderBase]: 135/2044 cut-off events. [2025-03-17 11:00:56,776 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2025-03-17 11:00:56,783 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 12172 event pairs, 45 based on Foata normal form. 0/1948 useless extension candidates. Maximal degree in co-relation 2253. Up to 157 conditions per place. [2025-03-17 11:00:56,785 INFO L140 encePairwiseOnDemand]: 604/608 looper letters, 11 selfloop transitions, 1 changer transitions 112/552 dead transitions. [2025-03-17 11:00:56,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 552 transitions, 1172 flow [2025-03-17 11:00:56,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:56,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1737 transitions. [2025-03-17 11:00:56,788 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9523026315789473 [2025-03-17 11:00:56,788 INFO L175 Difference]: Start difference. First operand has 549 places, 551 transitions, 1130 flow. Second operand 3 states and 1737 transitions. [2025-03-17 11:00:56,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 552 transitions, 1172 flow [2025-03-17 11:00:56,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 552 transitions, 1170 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:56,798 INFO L231 Difference]: Finished difference. Result has 549 places, 439 transitions, 905 flow [2025-03-17 11:00:56,799 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} [2025-03-17 11:00:56,799 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -41 predicate places. [2025-03-17 11:00:56,799 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 439 transitions, 905 flow [2025-03-17 11:00:56,800 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) [2025-03-17 11:00:56,800 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:00:56,800 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] [2025-03-17 11:00:56,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-17 11:00:56,800 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)] === [2025-03-17 11:00:56,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:00:56,801 INFO L85 PathProgramCache]: Analyzing trace with hash -2125928397, now seen corresponding path program 1 times [2025-03-17 11:00:56,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:00:56,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313383735] [2025-03-17 11:00:56,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:00:56,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:00:56,823 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 297 statements into 1 equivalence classes. [2025-03-17 11:00:56,830 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 297 of 297 statements. [2025-03-17 11:00:56,830 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:00:56,830 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:00:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-03-17 11:00:56,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:00:56,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313383735] [2025-03-17 11:00:56,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313383735] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:00:56,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:00:56,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:00:56,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648629509] [2025-03-17 11:00:56,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:00:56,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:00:56,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:00:56,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:00:56,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:00:56,884 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 608 [2025-03-17 11:00:56,885 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) [2025-03-17 11:00:56,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:00:56,885 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 608 [2025-03-17 11:00:56,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:00:56,947 INFO L124 PetriNetUnfolderBase]: 29/597 cut-off events. [2025-03-17 11:00:56,947 INFO L125 PetriNetUnfolderBase]: For 10/12 co-relation queries the response was YES. [2025-03-17 11:00:56,948 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 1115 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. [2025-03-17 11:00:56,949 INFO L140 encePairwiseOnDemand]: 606/608 looper letters, 0 selfloop transitions, 0 changer transitions 443/443 dead transitions. [2025-03-17 11:00:56,949 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 446 places, 443 transitions, 944 flow [2025-03-17 11:00:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:00:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:00:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1741 transitions. [2025-03-17 11:00:56,952 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9544956140350878 [2025-03-17 11:00:56,952 INFO L175 Difference]: Start difference. First operand has 549 places, 439 transitions, 905 flow. Second operand 3 states and 1741 transitions. [2025-03-17 11:00:56,952 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 446 places, 443 transitions, 944 flow [2025-03-17 11:00:56,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 445 places, 443 transitions, 943 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:00:56,956 INFO L231 Difference]: Finished difference. Result has 445 places, 0 transitions, 0 flow [2025-03-17 11:00:56,957 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} [2025-03-17 11:00:56,960 INFO L279 CegarLoopForPetriNet]: 590 programPoint places, -145 predicate places. [2025-03-17 11:00:56,960 INFO L471 AbstractCegarLoop]: Abstraction has has 445 places, 0 transitions, 0 flow [2025-03-17 11:00:56,961 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) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE (66 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE (65 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (64 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr6ASSERT_VIOLATIONDATA_RACE (63 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr5ASSERT_VIOLATIONDATA_RACE (62 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE (61 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr3ASSERT_VIOLATIONDATA_RACE (60 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE (59 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE (58 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (57 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (56 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (55 of 67 remaining) [2025-03-17 11:00:56,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (54 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (53 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (52 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (51 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (50 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (49 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (48 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (47 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (46 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (45 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (44 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (43 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (42 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (41 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (40 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (39 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (38 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (37 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (36 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (35 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (34 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (33 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (32 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (30 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (29 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (28 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (27 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (26 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (25 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr9ASSERT_VIOLATIONDATA_RACE (19 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr8ASSERT_VIOLATIONDATA_RACE (18 of 67 remaining) [2025-03-17 11:00:56,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr7ASSERT_VIOLATIONDATA_RACE (17 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr6ASSERT_VIOLATIONDATA_RACE (16 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr5ASSERT_VIOLATIONDATA_RACE (15 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE (14 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr3ASSERT_VIOLATIONDATA_RACE (13 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE (12 of 67 remaining) [2025-03-17 11:00:56,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE (11 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (10 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (9 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (8 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (7 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (6 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (5 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (4 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (3 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (2 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (1 of 67 remaining) [2025-03-17 11:00:56,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (0 of 67 remaining) [2025-03-17 11:00:56,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-17 11:00:56,967 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] [2025-03-17 11:00:56,972 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-17 11:00:56,972 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 11:00:56,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 11:00:56 BasicIcfg [2025-03-17 11:00:56,979 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 11:00:56,979 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 11:00:56,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 11:00:56,980 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 11:00:56,980 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:00:46" (3/4) ... [2025-03-17 11:00:56,981 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-17 11:00:56,983 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_read_nvram [2025-03-17 11:00:56,983 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_write_nvram [2025-03-17 11:00:56,990 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2025-03-17 11:00:56,991 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2025-03-17 11:00:56,991 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-03-17 11:00:56,992 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 11:00:56,992 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 11:00:57,069 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-17 11:00:57,069 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-17 11:00:57,069 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 11:00:57,070 INFO L158 Benchmark]: Toolchain (without parser) took 16913.65ms. Allocated memory was 201.3MB in the beginning and 822.1MB in the end (delta: 620.8MB). Free memory was 148.5MB in the beginning and 448.2MB in the end (delta: -299.7MB). Peak memory consumption was 317.9MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,070 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:00:57,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4892.11ms. Allocated memory is still 201.3MB. Free memory was 148.5MB in the beginning and 83.3MB in the end (delta: 65.1MB). Peak memory consumption was 162.1MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.25ms. Allocated memory is still 201.3MB. Free memory was 83.3MB in the beginning and 67.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,072 INFO L158 Benchmark]: Boogie Preprocessor took 59.00ms. Allocated memory is still 201.3MB. Free memory was 67.7MB in the beginning and 62.9MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,072 INFO L158 Benchmark]: IcfgBuilder took 1067.44ms. Allocated memory is still 201.3MB. Free memory was 62.9MB in the beginning and 45.1MB in the end (delta: 17.7MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,072 INFO L158 Benchmark]: TraceAbstraction took 10670.44ms. Allocated memory was 201.3MB in the beginning and 822.1MB in the end (delta: 620.8MB). Free memory was 45.1MB in the beginning and 460.7MB in the end (delta: -415.6MB). Peak memory consumption was 207.7MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,072 INFO L158 Benchmark]: Witness Printer took 89.76ms. Allocated memory is still 822.1MB. Free memory was 460.7MB in the beginning and 448.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 11:00:57,073 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4892.11ms. Allocated memory is still 201.3MB. Free memory was 148.5MB in the beginning and 83.3MB in the end (delta: 65.1MB). Peak memory consumption was 162.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.25ms. Allocated memory is still 201.3MB. Free memory was 83.3MB in the beginning and 67.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.00ms. Allocated memory is still 201.3MB. Free memory was 67.7MB in the beginning and 62.9MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1067.44ms. Allocated memory is still 201.3MB. Free memory was 62.9MB in the beginning and 45.1MB in the end (delta: 17.7MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 10670.44ms. Allocated memory was 201.3MB in the beginning and 822.1MB in the end (delta: 620.8MB). Free memory was 45.1MB in the beginning and 460.7MB in the end (delta: -415.6MB). Peak memory consumption was 207.7MB. Max. memory is 16.1GB. * Witness Printer took 89.76ms. Allocated memory is still 822.1MB. Free memory was 460.7MB in the beginning and 448.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. 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, 866 edges, 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: 10.5s, OverallIterations: 28, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.7s, 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, 0.3s SatisfiabilityAnalysisTime, 3.3s 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! [2025-03-17 11:00:57,086 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