./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX --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 e477555710806f589e2df4355d107ec5094f895ba0eeca2a28a6fd25b09e9340 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:14:06,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:14:06,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-08 18:14:06,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:14:06,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:14:06,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:14:06,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:14:06,247 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:14:06,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:14:06,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:14:06,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:14:06,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:14:06,252 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:14:06,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:14:06,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:14:06,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:14:06,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:14:06,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:14:06,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:14:06,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:14:06,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:14:06,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:14:06,261 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 18:14:06,261 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:14:06,262 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:14:06,262 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:14:06,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:14:06,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:14:06,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:14:06,263 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:14:06,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:14:06,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:14:06,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:14:06,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:14:06,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:14:06,267 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:14:06,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:14:06,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:14:06,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:14:06,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:14:06,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:14:06,268 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e477555710806f589e2df4355d107ec5094f895ba0eeca2a28a6fd25b09e9340 [2024-11-08 18:14:06,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:14:06,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:14:06,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:14:06,611 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:14:06,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:14:06,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i Unable to find full path for "g++" [2024-11-08 18:14:08,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:14:09,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:14:09,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-11-08 18:14:09,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/data/78c66ab80/6892d034b9c848269a4f201b2585a146/FLAG295d636b9 [2024-11-08 18:14:09,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/data/78c66ab80/6892d034b9c848269a4f201b2585a146 [2024-11-08 18:14:09,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:14:09,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:14:09,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:14:09,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:14:09,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:14:09,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:14:09" (1/1) ... [2024-11-08 18:14:09,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f29840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:09, skipping insertion in model container [2024-11-08 18:14:09,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:14:09" (1/1) ... [2024-11-08 18:14:09,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:14:15,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:14:15,999 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:14:16,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-08 18:14:16,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-08 18:14:16,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-08 18:14:16,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-11-08 18:14:16,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2024-11-08 18:14:16,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:14:17,311 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:14:17,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17 WrapperNode [2024-11-08 18:14:17,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:14:17,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:14:17,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:14:17,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:14:17,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,548 INFO L138 Inliner]: procedures = 1354, calls = 1464, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 524 [2024-11-08 18:14:17,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:14:17,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:14:17,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:14:17,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:14:17,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:14:17,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:14:17,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:14:17,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:14:17,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (1/1) ... [2024-11-08 18:14:17,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:14:17,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:14:17,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:14:17,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6afd6d-6d97-4f57-a5fe-2b831b4bbc0f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:14:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 18:14:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 18:14:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-11-08 18:14:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-11-08 18:14:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:14:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:14:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:14:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 18:14:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 18:14:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 18:14:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 18:14:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2024-11-08 18:14:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2024-11-08 18:14:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 18:14:17,739 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 18:14:18,232 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:14:18,234 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:14:19,220 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 18:14:19,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:14:19,360 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:14:19,360 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:14:19,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:14:19 BoogieIcfgContainer [2024-11-08 18:14:19,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:14:19,366 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:14:19,368 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:14:19,372 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:14:19,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:14:09" (1/3) ... [2024-11-08 18:14:19,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de27e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:14:19, skipping insertion in model container [2024-11-08 18:14:19,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:14:17" (2/3) ... [2024-11-08 18:14:19,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de27e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:14:19, skipping insertion in model container [2024-11-08 18:14:19,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:14:19" (3/3) ... [2024-11-08 18:14:19,377 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-11-08 18:14:19,398 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:14:19,398 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2024-11-08 18:14:19,398 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 18:14:19,576 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-08 18:14:19,639 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 581 places, 587 transitions, 1188 flow [2024-11-08 18:14:19,954 INFO L124 PetriNetUnfolderBase]: 13/585 cut-off events. [2024-11-08 18:14:19,955 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-08 18:14:19,969 INFO L83 FinitePrefix]: Finished finitePrefix Result has 594 conditions, 585 events. 13/585 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 561 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 516. Up to 4 conditions per place. [2024-11-08 18:14:19,969 INFO L82 GeneralOperation]: Start removeDead. Operand has 581 places, 587 transitions, 1188 flow [2024-11-08 18:14:19,982 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 575 places, 581 transitions, 1171 flow [2024-11-08 18:14:19,999 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:14:20,008 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;@72baad32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:14:20,009 INFO L334 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2024-11-08 18:14:20,029 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-08 18:14:20,029 INFO L124 PetriNetUnfolderBase]: 0/86 cut-off events. [2024-11-08 18:14:20,030 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-08 18:14:20,030 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:20,031 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:20,032 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:20,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:20,037 INFO L85 PathProgramCache]: Analyzing trace with hash -250629997, now seen corresponding path program 1 times [2024-11-08 18:14:20,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:20,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440849204] [2024-11-08 18:14:20,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:20,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:20,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440849204] [2024-11-08 18:14:20,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440849204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:20,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:20,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:20,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607890988] [2024-11-08 18:14:20,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:20,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:20,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:20,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:20,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:20,653 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:20,662 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 575 places, 581 transitions, 1171 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:20,663 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:20,663 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:20,664 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:20,893 INFO L124 PetriNetUnfolderBase]: 13/613 cut-off events. [2024-11-08 18:14:20,893 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2024-11-08 18:14:20,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 638 conditions, 613 events. 13/613 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 774 event pairs, 2 based on Foata normal form. 4/566 useless extension candidates. Maximal degree in co-relation 515. Up to 13 conditions per place. [2024-11-08 18:14:20,902 INFO L140 encePairwiseOnDemand]: 577/587 looper letters, 8 selfloop transitions, 2 changer transitions 1/571 dead transitions. [2024-11-08 18:14:20,903 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 571 places, 571 transitions, 1171 flow [2024-11-08 18:14:20,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:20,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1716 transitions. [2024-11-08 18:14:20,927 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9744463373083475 [2024-11-08 18:14:20,930 INFO L175 Difference]: Start difference. First operand has 575 places, 581 transitions, 1171 flow. Second operand 3 states and 1716 transitions. [2024-11-08 18:14:20,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 571 places, 571 transitions, 1171 flow [2024-11-08 18:14:20,942 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 571 transitions, 1166 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-08 18:14:20,953 INFO L231 Difference]: Finished difference. Result has 568 places, 570 transitions, 1148 flow [2024-11-08 18:14:20,958 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1146, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=571, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=569, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1148, PETRI_PLACES=568, PETRI_TRANSITIONS=570} [2024-11-08 18:14:20,963 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -7 predicate places. [2024-11-08 18:14:20,964 INFO L471 AbstractCegarLoop]: Abstraction has has 568 places, 570 transitions, 1148 flow [2024-11-08 18:14:20,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:20,965 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:20,965 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:20,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:14:20,966 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:20,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:20,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1670542910, now seen corresponding path program 1 times [2024-11-08 18:14:20,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:20,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712631043] [2024-11-08 18:14:20,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:21,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:21,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712631043] [2024-11-08 18:14:21,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712631043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:21,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:21,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:21,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85890417] [2024-11-08 18:14:21,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:21,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:21,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:21,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:21,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:21,181 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 587 [2024-11-08 18:14:21,183 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 570 transitions, 1148 flow. Second operand has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:21,184 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:21,184 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 587 [2024-11-08 18:14:21,184 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:21,569 INFO L124 PetriNetUnfolderBase]: 29/1062 cut-off events. [2024-11-08 18:14:21,569 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-08 18:14:21,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1093 conditions, 1062 events. 29/1062 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2924 event pairs, 5 based on Foata normal form. 0/965 useless extension candidates. Maximal degree in co-relation 998. Up to 20 conditions per place. [2024-11-08 18:14:21,578 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 9 selfloop transitions, 2 changer transitions 0/569 dead transitions. [2024-11-08 18:14:21,579 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 569 transitions, 1168 flow [2024-11-08 18:14:21,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1707 transitions. [2024-11-08 18:14:21,583 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969335604770017 [2024-11-08 18:14:21,583 INFO L175 Difference]: Start difference. First operand has 568 places, 570 transitions, 1148 flow. Second operand 3 states and 1707 transitions. [2024-11-08 18:14:21,584 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 569 transitions, 1168 flow [2024-11-08 18:14:21,588 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 569 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:21,595 INFO L231 Difference]: Finished difference. Result has 566 places, 569 transitions, 1146 flow [2024-11-08 18:14:21,597 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1142, PETRI_DIFFERENCE_MINUEND_PLACES=564, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=567, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1146, PETRI_PLACES=566, PETRI_TRANSITIONS=569} [2024-11-08 18:14:21,598 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -9 predicate places. [2024-11-08 18:14:21,598 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 569 transitions, 1146 flow [2024-11-08 18:14:21,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:21,601 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:21,601 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:21,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:14:21,601 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:21,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:21,602 INFO L85 PathProgramCache]: Analyzing trace with hash -301724777, now seen corresponding path program 1 times [2024-11-08 18:14:21,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:21,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725251275] [2024-11-08 18:14:21,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:21,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:21,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:21,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725251275] [2024-11-08 18:14:21,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725251275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:21,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:21,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:21,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884974751] [2024-11-08 18:14:21,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:21,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:21,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:21,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:21,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:21,768 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:21,770 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 569 transitions, 1146 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:21,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:21,771 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:21,771 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:21,914 INFO L124 PetriNetUnfolderBase]: 13/610 cut-off events. [2024-11-08 18:14:21,914 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:21,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 610 events. 13/610 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 771 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 530. Up to 13 conditions per place. [2024-11-08 18:14:21,919 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/568 dead transitions. [2024-11-08 18:14:21,920 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 568 transitions, 1164 flow [2024-11-08 18:14:21,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:21,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:21,924 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:21,924 INFO L175 Difference]: Start difference. First operand has 566 places, 569 transitions, 1146 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:21,924 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 568 transitions, 1164 flow [2024-11-08 18:14:21,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 565 places, 568 transitions, 1160 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:21,934 INFO L231 Difference]: Finished difference. Result has 565 places, 568 transitions, 1144 flow [2024-11-08 18:14:21,936 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=563, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=568, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1144, PETRI_PLACES=565, PETRI_TRANSITIONS=568} [2024-11-08 18:14:21,936 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -10 predicate places. [2024-11-08 18:14:21,937 INFO L471 AbstractCegarLoop]: Abstraction has has 565 places, 568 transitions, 1144 flow [2024-11-08 18:14:21,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:21,938 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:21,938 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:21,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:14:21,939 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:21,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:21,939 INFO L85 PathProgramCache]: Analyzing trace with hash 892980325, now seen corresponding path program 1 times [2024-11-08 18:14:21,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:21,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327990660] [2024-11-08 18:14:21,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:21,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:22,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:22,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327990660] [2024-11-08 18:14:22,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327990660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:22,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:22,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:22,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355826241] [2024-11-08 18:14:22,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:22,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:22,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:22,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:22,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:22,056 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:22,059 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 568 transitions, 1144 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,059 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:22,059 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:22,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:22,194 INFO L124 PetriNetUnfolderBase]: 13/609 cut-off events. [2024-11-08 18:14:22,195 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:22,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 609 events. 13/609 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 771 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 522. Up to 13 conditions per place. [2024-11-08 18:14:22,200 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/567 dead transitions. [2024-11-08 18:14:22,200 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 567 transitions, 1162 flow [2024-11-08 18:14:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:22,204 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:22,204 INFO L175 Difference]: Start difference. First operand has 565 places, 568 transitions, 1144 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:22,205 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 567 transitions, 1162 flow [2024-11-08 18:14:22,208 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 567 transitions, 1158 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:22,215 INFO L231 Difference]: Finished difference. Result has 564 places, 567 transitions, 1142 flow [2024-11-08 18:14:22,216 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=567, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1142, PETRI_PLACES=564, PETRI_TRANSITIONS=567} [2024-11-08 18:14:22,218 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -11 predicate places. [2024-11-08 18:14:22,218 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 567 transitions, 1142 flow [2024-11-08 18:14:22,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,220 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:22,220 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:22,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:14:22,221 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:22,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:22,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1449030857, now seen corresponding path program 1 times [2024-11-08 18:14:22,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:22,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496328956] [2024-11-08 18:14:22,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:22,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:22,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496328956] [2024-11-08 18:14:22,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496328956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:22,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:22,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:22,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471636000] [2024-11-08 18:14:22,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:22,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:22,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:22,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:22,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:22,395 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:22,397 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 567 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,398 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:22,398 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:22,398 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:22,536 INFO L124 PetriNetUnfolderBase]: 13/608 cut-off events. [2024-11-08 18:14:22,536 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:22,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 630 conditions, 608 events. 13/608 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 768 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 514. Up to 13 conditions per place. [2024-11-08 18:14:22,541 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/566 dead transitions. [2024-11-08 18:14:22,541 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 566 transitions, 1160 flow [2024-11-08 18:14:22,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:22,546 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:22,546 INFO L175 Difference]: Start difference. First operand has 564 places, 567 transitions, 1142 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:22,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 566 transitions, 1160 flow [2024-11-08 18:14:22,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 566 transitions, 1156 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:22,557 INFO L231 Difference]: Finished difference. Result has 563 places, 566 transitions, 1140 flow [2024-11-08 18:14:22,558 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=564, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1140, PETRI_PLACES=563, PETRI_TRANSITIONS=566} [2024-11-08 18:14:22,561 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -12 predicate places. [2024-11-08 18:14:22,562 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 566 transitions, 1140 flow [2024-11-08 18:14:22,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,564 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:22,564 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:22,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:14:22,565 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:22,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:22,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1651827218, now seen corresponding path program 1 times [2024-11-08 18:14:22,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:22,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805584760] [2024-11-08 18:14:22,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:22,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:22,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:22,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805584760] [2024-11-08 18:14:22,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805584760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:22,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:22,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:22,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19555138] [2024-11-08 18:14:22,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:22,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:22,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:22,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:22,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:22,732 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 587 [2024-11-08 18:14:22,734 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 566 transitions, 1140 flow. Second operand has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,734 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:22,734 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 587 [2024-11-08 18:14:22,734 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:22,878 INFO L124 PetriNetUnfolderBase]: 14/627 cut-off events. [2024-11-08 18:14:22,879 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-08 18:14:22,882 INFO L83 FinitePrefix]: Finished finitePrefix Result has 652 conditions, 627 events. 14/627 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 881 event pairs, 3 based on Foata normal form. 0/578 useless extension candidates. Maximal degree in co-relation 529. Up to 16 conditions per place. [2024-11-08 18:14:22,885 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 9 selfloop transitions, 2 changer transitions 0/565 dead transitions. [2024-11-08 18:14:22,885 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 564 places, 565 transitions, 1160 flow [2024-11-08 18:14:22,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:22,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1707 transitions. [2024-11-08 18:14:22,889 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969335604770017 [2024-11-08 18:14:22,890 INFO L175 Difference]: Start difference. First operand has 563 places, 566 transitions, 1140 flow. Second operand 3 states and 1707 transitions. [2024-11-08 18:14:22,890 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 564 places, 565 transitions, 1160 flow [2024-11-08 18:14:22,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 565 transitions, 1156 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:22,901 INFO L231 Difference]: Finished difference. Result has 562 places, 565 transitions, 1138 flow [2024-11-08 18:14:22,902 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1134, PETRI_DIFFERENCE_MINUEND_PLACES=560, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=565, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=562, PETRI_TRANSITIONS=565} [2024-11-08 18:14:22,904 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -13 predicate places. [2024-11-08 18:14:22,904 INFO L471 AbstractCegarLoop]: Abstraction has has 562 places, 565 transitions, 1138 flow [2024-11-08 18:14:22,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:22,906 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:22,907 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:22,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:14:22,907 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:22,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:22,908 INFO L85 PathProgramCache]: Analyzing trace with hash -652862853, now seen corresponding path program 1 times [2024-11-08 18:14:22,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:22,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291234095] [2024-11-08 18:14:22,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:22,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:23,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:23,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291234095] [2024-11-08 18:14:23,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291234095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:23,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:23,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:23,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552448061] [2024-11-08 18:14:23,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:23,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:23,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:23,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:23,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:23,064 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:23,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 565 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,067 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:23,067 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:23,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:23,198 INFO L124 PetriNetUnfolderBase]: 13/606 cut-off events. [2024-11-08 18:14:23,199 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:23,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 628 conditions, 606 events. 13/606 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 764 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 498. Up to 13 conditions per place. [2024-11-08 18:14:23,204 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/564 dead transitions. [2024-11-08 18:14:23,204 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 564 transitions, 1156 flow [2024-11-08 18:14:23,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:23,209 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:23,209 INFO L175 Difference]: Start difference. First operand has 562 places, 565 transitions, 1138 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:23,209 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 564 transitions, 1156 flow [2024-11-08 18:14:23,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 564 transitions, 1152 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:23,220 INFO L231 Difference]: Finished difference. Result has 561 places, 564 transitions, 1136 flow [2024-11-08 18:14:23,221 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1132, PETRI_DIFFERENCE_MINUEND_PLACES=559, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=562, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1136, PETRI_PLACES=561, PETRI_TRANSITIONS=564} [2024-11-08 18:14:23,221 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -14 predicate places. [2024-11-08 18:14:23,222 INFO L471 AbstractCegarLoop]: Abstraction has has 561 places, 564 transitions, 1136 flow [2024-11-08 18:14:23,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,224 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:23,224 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:23,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:14:23,224 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:23,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:23,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1256769202, now seen corresponding path program 1 times [2024-11-08 18:14:23,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:23,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664941871] [2024-11-08 18:14:23,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:23,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:23,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:23,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:23,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664941871] [2024-11-08 18:14:23,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664941871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:23,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:23,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:23,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757944901] [2024-11-08 18:14:23,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:23,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:23,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:23,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:23,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:23,366 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:23,369 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 561 places, 564 transitions, 1136 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,369 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:23,369 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:23,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:23,512 INFO L124 PetriNetUnfolderBase]: 13/605 cut-off events. [2024-11-08 18:14:23,513 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:23,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 627 conditions, 605 events. 13/605 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 767 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 490. Up to 13 conditions per place. [2024-11-08 18:14:23,517 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/563 dead transitions. [2024-11-08 18:14:23,517 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 563 transitions, 1154 flow [2024-11-08 18:14:23,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:23,522 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:23,522 INFO L175 Difference]: Start difference. First operand has 561 places, 564 transitions, 1136 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:23,522 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 563 transitions, 1154 flow [2024-11-08 18:14:23,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 563 transitions, 1150 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:23,533 INFO L231 Difference]: Finished difference. Result has 560 places, 563 transitions, 1134 flow [2024-11-08 18:14:23,534 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1130, PETRI_DIFFERENCE_MINUEND_PLACES=558, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=563, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=561, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1134, PETRI_PLACES=560, PETRI_TRANSITIONS=563} [2024-11-08 18:14:23,537 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -15 predicate places. [2024-11-08 18:14:23,538 INFO L471 AbstractCegarLoop]: Abstraction has has 560 places, 563 transitions, 1134 flow [2024-11-08 18:14:23,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,539 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:23,539 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:23,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:14:23,540 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:23,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:23,543 INFO L85 PathProgramCache]: Analyzing trace with hash -111288002, now seen corresponding path program 1 times [2024-11-08 18:14:23,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:23,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366292612] [2024-11-08 18:14:23,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:23,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:23,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:23,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366292612] [2024-11-08 18:14:23,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366292612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:23,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:23,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:23,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083677947] [2024-11-08 18:14:23,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:23,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:23,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:23,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:23,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:23,669 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:23,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 563 transitions, 1134 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:23,672 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:23,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:23,792 INFO L124 PetriNetUnfolderBase]: 13/604 cut-off events. [2024-11-08 18:14:23,793 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:23,795 INFO L83 FinitePrefix]: Finished finitePrefix Result has 626 conditions, 604 events. 13/604 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 766 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 482. Up to 13 conditions per place. [2024-11-08 18:14:23,797 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/562 dead transitions. [2024-11-08 18:14:23,798 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 562 transitions, 1152 flow [2024-11-08 18:14:23,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:23,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:23,801 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:23,801 INFO L175 Difference]: Start difference. First operand has 560 places, 563 transitions, 1134 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:23,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 562 transitions, 1152 flow [2024-11-08 18:14:23,805 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 559 places, 562 transitions, 1148 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:23,811 INFO L231 Difference]: Finished difference. Result has 559 places, 562 transitions, 1132 flow [2024-11-08 18:14:23,812 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1128, PETRI_DIFFERENCE_MINUEND_PLACES=557, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=562, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=560, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1132, PETRI_PLACES=559, PETRI_TRANSITIONS=562} [2024-11-08 18:14:23,813 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -16 predicate places. [2024-11-08 18:14:23,813 INFO L471 AbstractCegarLoop]: Abstraction has has 559 places, 562 transitions, 1132 flow [2024-11-08 18:14:23,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,815 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:23,815 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:23,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:14:23,815 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:23,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:23,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1357509387, now seen corresponding path program 1 times [2024-11-08 18:14:23,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:23,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838340288] [2024-11-08 18:14:23,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:23,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:23,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:23,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838340288] [2024-11-08 18:14:23,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838340288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:23,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:23,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:23,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46972740] [2024-11-08 18:14:23,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:23,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:23,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:23,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:23,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:23,937 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:23,939 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 559 places, 562 transitions, 1132 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:23,939 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:23,940 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:23,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:24,069 INFO L124 PetriNetUnfolderBase]: 13/603 cut-off events. [2024-11-08 18:14:24,069 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:24,072 INFO L83 FinitePrefix]: Finished finitePrefix Result has 625 conditions, 603 events. 13/603 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 771 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 474. Up to 13 conditions per place. [2024-11-08 18:14:24,074 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/561 dead transitions. [2024-11-08 18:14:24,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 560 places, 561 transitions, 1150 flow [2024-11-08 18:14:24,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:24,079 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:24,080 INFO L175 Difference]: Start difference. First operand has 559 places, 562 transitions, 1132 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:24,080 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 560 places, 561 transitions, 1150 flow [2024-11-08 18:14:24,083 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 561 transitions, 1146 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:24,089 INFO L231 Difference]: Finished difference. Result has 558 places, 561 transitions, 1130 flow [2024-11-08 18:14:24,091 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1126, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1130, PETRI_PLACES=558, PETRI_TRANSITIONS=561} [2024-11-08 18:14:24,092 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -17 predicate places. [2024-11-08 18:14:24,092 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 561 transitions, 1130 flow [2024-11-08 18:14:24,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,093 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:24,093 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:24,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 18:14:24,094 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:24,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:24,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1043258013, now seen corresponding path program 1 times [2024-11-08 18:14:24,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:24,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771776670] [2024-11-08 18:14:24,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:24,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:24,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:24,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771776670] [2024-11-08 18:14:24,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771776670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:24,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:24,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:24,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430781674] [2024-11-08 18:14:24,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:24,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:24,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:24,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:24,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:24,238 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:24,241 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 561 transitions, 1130 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,241 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:24,241 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:24,241 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:24,364 INFO L124 PetriNetUnfolderBase]: 13/602 cut-off events. [2024-11-08 18:14:24,365 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:24,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 624 conditions, 602 events. 13/602 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 770 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 466. Up to 13 conditions per place. [2024-11-08 18:14:24,370 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/560 dead transitions. [2024-11-08 18:14:24,370 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 560 transitions, 1148 flow [2024-11-08 18:14:24,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:24,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:24,374 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:24,374 INFO L175 Difference]: Start difference. First operand has 558 places, 561 transitions, 1130 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:24,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 560 transitions, 1148 flow [2024-11-08 18:14:24,378 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 560 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:24,384 INFO L231 Difference]: Finished difference. Result has 557 places, 560 transitions, 1128 flow [2024-11-08 18:14:24,387 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=558, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1128, PETRI_PLACES=557, PETRI_TRANSITIONS=560} [2024-11-08 18:14:24,388 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -18 predicate places. [2024-11-08 18:14:24,388 INFO L471 AbstractCegarLoop]: Abstraction has has 557 places, 560 transitions, 1128 flow [2024-11-08 18:14:24,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,390 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:24,390 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:24,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 18:14:24,390 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:24,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:24,391 INFO L85 PathProgramCache]: Analyzing trace with hash -468613992, now seen corresponding path program 1 times [2024-11-08 18:14:24,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:24,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755091556] [2024-11-08 18:14:24,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:24,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:24,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:24,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755091556] [2024-11-08 18:14:24,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755091556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:24,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:24,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:24,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462837954] [2024-11-08 18:14:24,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:24,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:24,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:24,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:24,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:24,530 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 587 [2024-11-08 18:14:24,532 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 560 transitions, 1128 flow. Second operand has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,532 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:24,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 587 [2024-11-08 18:14:24,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:24,815 INFO L124 PetriNetUnfolderBase]: 29/1043 cut-off events. [2024-11-08 18:14:24,815 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-08 18:14:24,819 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1074 conditions, 1043 events. 29/1043 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2886 event pairs, 5 based on Foata normal form. 0/959 useless extension candidates. Maximal degree in co-relation 909. Up to 20 conditions per place. [2024-11-08 18:14:24,822 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 9 selfloop transitions, 2 changer transitions 0/559 dead transitions. [2024-11-08 18:14:24,822 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 559 transitions, 1148 flow [2024-11-08 18:14:24,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1707 transitions. [2024-11-08 18:14:24,826 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.969335604770017 [2024-11-08 18:14:24,826 INFO L175 Difference]: Start difference. First operand has 557 places, 560 transitions, 1128 flow. Second operand 3 states and 1707 transitions. [2024-11-08 18:14:24,826 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 559 transitions, 1148 flow [2024-11-08 18:14:24,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 559 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:24,836 INFO L231 Difference]: Finished difference. Result has 556 places, 559 transitions, 1126 flow [2024-11-08 18:14:24,837 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1122, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=559, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1126, PETRI_PLACES=556, PETRI_TRANSITIONS=559} [2024-11-08 18:14:24,838 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -19 predicate places. [2024-11-08 18:14:24,838 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 559 transitions, 1126 flow [2024-11-08 18:14:24,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 566.3333333333334) internal successors, (1699), 3 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,839 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:24,839 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:24,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 18:14:24,840 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:24,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:24,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1117670260, now seen corresponding path program 1 times [2024-11-08 18:14:24,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:24,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286145137] [2024-11-08 18:14:24,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:24,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:24,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:24,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286145137] [2024-11-08 18:14:24,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286145137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:24,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:24,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:24,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551282850] [2024-11-08 18:14:24,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:24,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:24,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:24,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:24,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:24,979 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:24,981 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 559 transitions, 1126 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:24,981 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:24,981 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:24,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:25,107 INFO L124 PetriNetUnfolderBase]: 13/600 cut-off events. [2024-11-08 18:14:25,107 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:25,111 INFO L83 FinitePrefix]: Finished finitePrefix Result has 622 conditions, 600 events. 13/600 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 769 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 450. Up to 13 conditions per place. [2024-11-08 18:14:25,113 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/558 dead transitions. [2024-11-08 18:14:25,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 557 places, 558 transitions, 1144 flow [2024-11-08 18:14:25,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:25,117 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:25,117 INFO L175 Difference]: Start difference. First operand has 556 places, 559 transitions, 1126 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:25,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 557 places, 558 transitions, 1144 flow [2024-11-08 18:14:25,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 555 places, 558 transitions, 1140 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:25,127 INFO L231 Difference]: Finished difference. Result has 555 places, 558 transitions, 1124 flow [2024-11-08 18:14:25,128 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1120, PETRI_DIFFERENCE_MINUEND_PLACES=553, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=558, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1124, PETRI_PLACES=555, PETRI_TRANSITIONS=558} [2024-11-08 18:14:25,129 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -20 predicate places. [2024-11-08 18:14:25,130 INFO L471 AbstractCegarLoop]: Abstraction has has 555 places, 558 transitions, 1124 flow [2024-11-08 18:14:25,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:25,131 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:25,131 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:25,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 18:14:25,132 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:25,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:25,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1454211766, now seen corresponding path program 1 times [2024-11-08 18:14:25,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:25,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828216619] [2024-11-08 18:14:25,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:25,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:25,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:25,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828216619] [2024-11-08 18:14:25,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828216619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:25,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:25,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:25,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075869494] [2024-11-08 18:14:25,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:25,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:25,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:25,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:25,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:25,300 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:25,302 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 555 places, 558 transitions, 1124 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:25,303 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:25,303 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:25,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:25,423 INFO L124 PetriNetUnfolderBase]: 13/599 cut-off events. [2024-11-08 18:14:25,423 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:25,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 621 conditions, 599 events. 13/599 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 769 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 442. Up to 13 conditions per place. [2024-11-08 18:14:25,428 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/557 dead transitions. [2024-11-08 18:14:25,428 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 557 transitions, 1142 flow [2024-11-08 18:14:25,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:25,433 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:25,433 INFO L175 Difference]: Start difference. First operand has 555 places, 558 transitions, 1124 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:25,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 557 transitions, 1142 flow [2024-11-08 18:14:25,437 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 554 places, 557 transitions, 1138 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:25,443 INFO L231 Difference]: Finished difference. Result has 554 places, 557 transitions, 1122 flow [2024-11-08 18:14:25,444 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1118, PETRI_DIFFERENCE_MINUEND_PLACES=552, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=555, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1122, PETRI_PLACES=554, PETRI_TRANSITIONS=557} [2024-11-08 18:14:25,445 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -21 predicate places. [2024-11-08 18:14:25,445 INFO L471 AbstractCegarLoop]: Abstraction has has 554 places, 557 transitions, 1122 flow [2024-11-08 18:14:25,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:25,447 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:25,447 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:25,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 18:14:25,447 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:25,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:25,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1295323086, now seen corresponding path program 1 times [2024-11-08 18:14:25,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:25,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353870887] [2024-11-08 18:14:25,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:25,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:25,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:25,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353870887] [2024-11-08 18:14:25,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353870887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:25,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:25,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:25,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458371362] [2024-11-08 18:14:25,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:25,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:25,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:25,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:25,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:25,578 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:25,580 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 554 places, 557 transitions, 1122 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:25,580 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:25,580 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:25,580 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:25,698 INFO L124 PetriNetUnfolderBase]: 13/598 cut-off events. [2024-11-08 18:14:25,698 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:25,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 620 conditions, 598 events. 13/598 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 768 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 434. Up to 13 conditions per place. [2024-11-08 18:14:25,703 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/556 dead transitions. [2024-11-08 18:14:25,703 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 555 places, 556 transitions, 1140 flow [2024-11-08 18:14:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:25,707 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:25,708 INFO L175 Difference]: Start difference. First operand has 554 places, 557 transitions, 1122 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:25,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 555 places, 556 transitions, 1140 flow [2024-11-08 18:14:25,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 553 places, 556 transitions, 1136 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:25,718 INFO L231 Difference]: Finished difference. Result has 553 places, 556 transitions, 1120 flow [2024-11-08 18:14:25,719 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1116, PETRI_DIFFERENCE_MINUEND_PLACES=551, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=556, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=554, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1120, PETRI_PLACES=553, PETRI_TRANSITIONS=556} [2024-11-08 18:14:25,719 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -22 predicate places. [2024-11-08 18:14:25,719 INFO L471 AbstractCegarLoop]: Abstraction has has 553 places, 556 transitions, 1120 flow [2024-11-08 18:14:25,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:25,721 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:25,721 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:25,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 18:14:25,721 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:25,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:25,722 INFO L85 PathProgramCache]: Analyzing trace with hash -554558311, now seen corresponding path program 1 times [2024-11-08 18:14:25,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:25,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354599744] [2024-11-08 18:14:25,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:25,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:25,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:25,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354599744] [2024-11-08 18:14:25,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354599744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:25,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:25,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:25,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446950493] [2024-11-08 18:14:25,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:25,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:25,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:25,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:25,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:25,857 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:25,860 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 553 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) [2024-11-08 18:14:25,860 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:25,860 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:25,860 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:25,988 INFO L124 PetriNetUnfolderBase]: 13/597 cut-off events. [2024-11-08 18:14:25,988 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:25,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 619 conditions, 597 events. 13/597 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 766 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 426. Up to 13 conditions per place. [2024-11-08 18:14:25,993 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 8 selfloop transitions, 2 changer transitions 0/555 dead transitions. [2024-11-08 18:14:25,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 554 places, 555 transitions, 1138 flow [2024-11-08 18:14:25,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1709 transitions. [2024-11-08 18:14:25,998 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9704713231118682 [2024-11-08 18:14:25,998 INFO L175 Difference]: Start difference. First operand has 553 places, 556 transitions, 1120 flow. Second operand 3 states and 1709 transitions. [2024-11-08 18:14:25,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 554 places, 555 transitions, 1138 flow [2024-11-08 18:14:26,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 555 transitions, 1134 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:26,008 INFO L231 Difference]: Finished difference. Result has 552 places, 555 transitions, 1118 flow [2024-11-08 18:14:26,009 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1114, 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=1118, PETRI_PLACES=552, PETRI_TRANSITIONS=555} [2024-11-08 18:14:26,009 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -23 predicate places. [2024-11-08 18:14:26,010 INFO L471 AbstractCegarLoop]: Abstraction has has 552 places, 555 transitions, 1118 flow [2024-11-08 18:14:26,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:26,011 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:26,011 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:26,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 18:14:26,012 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:26,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:26,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1889302906, now seen corresponding path program 1 times [2024-11-08 18:14:26,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:26,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610946353] [2024-11-08 18:14:26,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:26,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:26,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:26,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610946353] [2024-11-08 18:14:26,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610946353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:26,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:26,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:26,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519882682] [2024-11-08 18:14:26,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:26,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:26,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:26,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:26,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:26,159 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 564 out of 587 [2024-11-08 18:14:26,161 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 555 transitions, 1118 flow. Second operand has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:26,161 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:26,162 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 564 of 587 [2024-11-08 18:14:26,162 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:26,296 INFO L124 PetriNetUnfolderBase]: 18/662 cut-off events. [2024-11-08 18:14:26,296 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:26,300 INFO L83 FinitePrefix]: Finished finitePrefix Result has 694 conditions, 662 events. 18/662 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1112 event pairs, 5 based on Foata normal form. 0/622 useless extension candidates. Maximal degree in co-relation 494. Up to 21 conditions per place. [2024-11-08 18:14:26,302 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 10 selfloop transitions, 2 changer transitions 0/554 dead transitions. [2024-11-08 18:14:26,303 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 554 transitions, 1140 flow [2024-11-08 18:14:26,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1705 transitions. [2024-11-08 18:14:26,307 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9681998864281658 [2024-11-08 18:14:26,307 INFO L175 Difference]: Start difference. First operand has 552 places, 555 transitions, 1118 flow. Second operand 3 states and 1705 transitions. [2024-11-08 18:14:26,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 554 transitions, 1140 flow [2024-11-08 18:14:26,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 551 places, 554 transitions, 1136 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:26,318 INFO L231 Difference]: Finished difference. Result has 551 places, 554 transitions, 1116 flow [2024-11-08 18:14:26,318 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1112, PETRI_DIFFERENCE_MINUEND_PLACES=549, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=554, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=552, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1116, PETRI_PLACES=551, PETRI_TRANSITIONS=554} [2024-11-08 18:14:26,319 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -24 predicate places. [2024-11-08 18:14:26,319 INFO L471 AbstractCegarLoop]: Abstraction has has 551 places, 554 transitions, 1116 flow [2024-11-08 18:14:26,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 565.3333333333334) internal successors, (1696), 3 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:26,321 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:26,321 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:26,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 18:14:26,322 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:26,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:26,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1956643830, now seen corresponding path program 1 times [2024-11-08 18:14:26,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:26,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869061296] [2024-11-08 18:14:26,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:26,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:26,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:26,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869061296] [2024-11-08 18:14:26,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869061296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:26,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:26,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:26,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576991182] [2024-11-08 18:14:26,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:26,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:26,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:26,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:26,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:26,473 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 587 [2024-11-08 18:14:26,476 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 551 places, 554 transitions, 1116 flow. Second operand has 3 states, 3 states have (on average 567.0) internal successors, (1701), 3 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:26,476 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:26,476 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 587 [2024-11-08 18:14:26,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:26,700 INFO L124 PetriNetUnfolderBase]: 34/1078 cut-off events. [2024-11-08 18:14:26,700 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-08 18:14:26,704 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1116 conditions, 1078 events. 34/1078 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 3193 event pairs, 8 based on Foata normal form. 0/1005 useless extension candidates. Maximal degree in co-relation 909. Up to 25 conditions per place. [2024-11-08 18:14:26,707 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 9 selfloop transitions, 1 changer transitions 0/552 dead transitions. [2024-11-08 18:14:26,707 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 551 places, 552 transitions, 1132 flow [2024-11-08 18:14:26,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1710 transitions. [2024-11-08 18:14:26,711 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9710391822827938 [2024-11-08 18:14:26,711 INFO L175 Difference]: Start difference. First operand has 551 places, 554 transitions, 1116 flow. Second operand 3 states and 1710 transitions. [2024-11-08 18:14:26,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 551 places, 552 transitions, 1132 flow [2024-11-08 18:14:26,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 549 places, 552 transitions, 1128 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:26,720 INFO L231 Difference]: Finished difference. Result has 549 places, 552 transitions, 1110 flow [2024-11-08 18:14:26,721 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1108, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=552, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1110, PETRI_PLACES=549, PETRI_TRANSITIONS=552} [2024-11-08 18:14:26,722 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -26 predicate places. [2024-11-08 18:14:26,722 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 552 transitions, 1110 flow [2024-11-08 18:14:26,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.0) internal successors, (1701), 3 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:26,723 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:26,723 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:26,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 18:14:26,724 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:26,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:26,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1665018769, now seen corresponding path program 1 times [2024-11-08 18:14:26,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:26,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444470736] [2024-11-08 18:14:26,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:26,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:29,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:29,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444470736] [2024-11-08 18:14:29,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444470736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:29,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:29,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:14:29,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249864480] [2024-11-08 18:14:29,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:29,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:14:29,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:29,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:14:29,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:14:30,400 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 587 [2024-11-08 18:14:30,406 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 549 places, 552 transitions, 1110 flow. Second operand has 10 states, 10 states have (on average 526.3) internal successors, (5263), 10 states have internal predecessors, (5263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:30,406 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:30,407 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 587 [2024-11-08 18:14:30,407 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:30,698 INFO L124 PetriNetUnfolderBase]: 126/1103 cut-off events. [2024-11-08 18:14:30,698 INFO L125 PetriNetUnfolderBase]: For 6/7 co-relation queries the response was YES. [2024-11-08 18:14:30,702 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1424 conditions, 1103 events. 126/1103 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 5078 event pairs, 98 based on Foata normal form. 0/1007 useless extension candidates. Maximal degree in co-relation 1215. Up to 242 conditions per place. [2024-11-08 18:14:30,708 INFO L140 encePairwiseOnDemand]: 577/587 looper letters, 42 selfloop transitions, 9 changer transitions 0/551 dead transitions. [2024-11-08 18:14:30,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 557 places, 551 transitions, 1210 flow [2024-11-08 18:14:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:14:30,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-08 18:14:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5302 transitions. [2024-11-08 18:14:30,719 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.903236797274276 [2024-11-08 18:14:30,719 INFO L175 Difference]: Start difference. First operand has 549 places, 552 transitions, 1110 flow. Second operand 10 states and 5302 transitions. [2024-11-08 18:14:30,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 557 places, 551 transitions, 1210 flow [2024-11-08 18:14:30,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 551 transitions, 1209 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:30,730 INFO L231 Difference]: Finished difference. Result has 556 places, 551 transitions, 1125 flow [2024-11-08 18:14:30,731 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1107, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=551, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=542, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1125, PETRI_PLACES=556, PETRI_TRANSITIONS=551} [2024-11-08 18:14:30,731 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -19 predicate places. [2024-11-08 18:14:30,731 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 551 transitions, 1125 flow [2024-11-08 18:14:30,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 526.3) internal successors, (5263), 10 states have internal predecessors, (5263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:30,734 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:30,735 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:30,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 18:14:30,735 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:30,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:30,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1149835363, now seen corresponding path program 1 times [2024-11-08 18:14:30,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:30,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653145312] [2024-11-08 18:14:30,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:30,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:30,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:30,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653145312] [2024-11-08 18:14:30,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653145312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:30,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:30,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:30,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791417111] [2024-11-08 18:14:30,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:30,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:30,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:30,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:30,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:30,896 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 587 [2024-11-08 18:14:30,898 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 551 transitions, 1125 flow. Second operand has 3 states, 3 states have (on average 563.3333333333334) internal successors, (1690), 3 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:30,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:30,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 587 [2024-11-08 18:14:30,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:31,073 INFO L124 PetriNetUnfolderBase]: 22/678 cut-off events. [2024-11-08 18:14:31,074 INFO L125 PetriNetUnfolderBase]: For 5/6 co-relation queries the response was YES. [2024-11-08 18:14:31,077 INFO L83 FinitePrefix]: Finished finitePrefix Result has 728 conditions, 678 events. 22/678 cut-off events. For 5/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1257 event pairs, 9 based on Foata normal form. 0/639 useless extension candidates. Maximal degree in co-relation 521. Up to 31 conditions per place. [2024-11-08 18:14:31,080 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 12 selfloop transitions, 2 changer transitions 0/550 dead transitions. [2024-11-08 18:14:31,080 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 557 places, 550 transitions, 1151 flow [2024-11-08 18:14:31,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1701 transitions. [2024-11-08 18:14:31,085 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9659284497444633 [2024-11-08 18:14:31,085 INFO L175 Difference]: Start difference. First operand has 556 places, 551 transitions, 1125 flow. Second operand 3 states and 1701 transitions. [2024-11-08 18:14:31,086 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 557 places, 550 transitions, 1151 flow [2024-11-08 18:14:31,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 550 transitions, 1133 flow, removed 0 selfloop flow, removed 9 redundant places. [2024-11-08 18:14:31,098 INFO L231 Difference]: Finished difference. Result has 548 places, 550 transitions, 1109 flow [2024-11-08 18:14:31,098 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1105, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=548, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1109, PETRI_PLACES=548, PETRI_TRANSITIONS=550} [2024-11-08 18:14:31,099 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -27 predicate places. [2024-11-08 18:14:31,099 INFO L471 AbstractCegarLoop]: Abstraction has has 548 places, 550 transitions, 1109 flow [2024-11-08 18:14:31,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 563.3333333333334) internal successors, (1690), 3 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:31,100 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:31,100 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:31,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 18:14:31,101 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:31,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:31,102 INFO L85 PathProgramCache]: Analyzing trace with hash -771735471, now seen corresponding path program 1 times [2024-11-08 18:14:31,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:31,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454583387] [2024-11-08 18:14:31,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:31,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:31,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:31,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454583387] [2024-11-08 18:14:31,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454583387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:31,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:31,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:31,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799456414] [2024-11-08 18:14:31,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:31,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:31,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:31,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:31,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:31,293 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 560 out of 587 [2024-11-08 18:14:31,296 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 548 places, 550 transitions, 1109 flow. Second operand has 3 states, 3 states have (on average 561.0) internal successors, (1683), 3 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:31,296 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:31,296 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 560 of 587 [2024-11-08 18:14:31,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:31,558 INFO L124 PetriNetUnfolderBase]: 45/1040 cut-off events. [2024-11-08 18:14:31,558 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-11-08 18:14:31,563 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 1040 events. 45/1040 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3537 event pairs, 20 based on Foata normal form. 0/980 useless extension candidates. Maximal degree in co-relation 901. Up to 53 conditions per place. [2024-11-08 18:14:31,566 INFO L140 encePairwiseOnDemand]: 582/587 looper letters, 13 selfloop transitions, 1 changer transitions 0/546 dead transitions. [2024-11-08 18:14:31,566 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 546 transitions, 1129 flow [2024-11-08 18:14:31,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:31,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1698 transitions. [2024-11-08 18:14:31,571 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9642248722316865 [2024-11-08 18:14:31,571 INFO L175 Difference]: Start difference. First operand has 548 places, 550 transitions, 1109 flow. Second operand 3 states and 1698 transitions. [2024-11-08 18:14:31,571 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 546 transitions, 1129 flow [2024-11-08 18:14:31,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 546 transitions, 1125 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:31,580 INFO L231 Difference]: Finished difference. Result has 544 places, 546 transitions, 1099 flow [2024-11-08 18:14:31,581 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1097, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=546, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=545, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1099, PETRI_PLACES=544, PETRI_TRANSITIONS=546} [2024-11-08 18:14:31,582 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -31 predicate places. [2024-11-08 18:14:31,582 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 546 transitions, 1099 flow [2024-11-08 18:14:31,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 561.0) internal successors, (1683), 3 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:31,583 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:31,583 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:31,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 18:14:31,584 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:31,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:31,584 INFO L85 PathProgramCache]: Analyzing trace with hash 339752665, now seen corresponding path program 1 times [2024-11-08 18:14:31,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:31,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862663546] [2024-11-08 18:14:31,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:31,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:31,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:31,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:31,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862663546] [2024-11-08 18:14:31,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862663546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:31,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:31,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:31,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489539919] [2024-11-08 18:14:31,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:31,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:31,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:31,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:31,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:31,727 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 570 out of 587 [2024-11-08 18:14:31,729 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 546 transitions, 1099 flow. Second operand has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:31,729 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:31,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 570 of 587 [2024-11-08 18:14:31,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:31,847 INFO L124 PetriNetUnfolderBase]: 13/587 cut-off events. [2024-11-08 18:14:31,847 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:31,850 INFO L83 FinitePrefix]: Finished finitePrefix Result has 606 conditions, 587 events. 13/587 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 736 event pairs, 2 based on Foata normal form. 0/562 useless extension candidates. Maximal degree in co-relation 400. Up to 11 conditions per place. [2024-11-08 18:14:31,852 INFO L140 encePairwiseOnDemand]: 585/587 looper letters, 6 selfloop transitions, 1 changer transitions 0/545 dead transitions. [2024-11-08 18:14:31,852 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 545 transitions, 1111 flow [2024-11-08 18:14:31,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1718 transitions. [2024-11-08 18:14:31,857 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9755820556501987 [2024-11-08 18:14:31,858 INFO L175 Difference]: Start difference. First operand has 544 places, 546 transitions, 1099 flow. Second operand 3 states and 1718 transitions. [2024-11-08 18:14:31,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 545 transitions, 1111 flow [2024-11-08 18:14:31,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 545 transitions, 1110 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:31,868 INFO L231 Difference]: Finished difference. Result has 544 places, 545 transitions, 1098 flow [2024-11-08 18:14:31,869 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1096, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=545, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=544, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1098, PETRI_PLACES=544, PETRI_TRANSITIONS=545} [2024-11-08 18:14:31,869 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -31 predicate places. [2024-11-08 18:14:31,869 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 545 transitions, 1098 flow [2024-11-08 18:14:31,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:31,870 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:31,871 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:31,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 18:14:31,871 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:31,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:31,872 INFO L85 PathProgramCache]: Analyzing trace with hash 250452269, now seen corresponding path program 1 times [2024-11-08 18:14:31,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:31,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178149017] [2024-11-08 18:14:31,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:31,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:32,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:32,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178149017] [2024-11-08 18:14:32,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178149017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:32,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:32,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:32,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902460114] [2024-11-08 18:14:32,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:32,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:32,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:32,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:32,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:32,069 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 587 [2024-11-08 18:14:32,071 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 545 transitions, 1098 flow. Second operand has 3 states, 3 states have (on average 563.3333333333334) internal successors, (1690), 3 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:32,071 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:32,072 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 587 [2024-11-08 18:14:32,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:32,212 INFO L124 PetriNetUnfolderBase]: 23/714 cut-off events. [2024-11-08 18:14:32,213 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-11-08 18:14:32,216 INFO L83 FinitePrefix]: Finished finitePrefix Result has 758 conditions, 714 events. 23/714 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1561 event pairs, 8 based on Foata normal form. 0/680 useless extension candidates. Maximal degree in co-relation 552. Up to 30 conditions per place. [2024-11-08 18:14:32,218 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 13 selfloop transitions, 2 changer transitions 0/544 dead transitions. [2024-11-08 18:14:32,219 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 544 transitions, 1126 flow [2024-11-08 18:14:32,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:32,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1702 transitions. [2024-11-08 18:14:32,223 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.966496308915389 [2024-11-08 18:14:32,223 INFO L175 Difference]: Start difference. First operand has 544 places, 545 transitions, 1098 flow. Second operand 3 states and 1702 transitions. [2024-11-08 18:14:32,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 544 transitions, 1126 flow [2024-11-08 18:14:32,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 544 transitions, 1125 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:32,232 INFO L231 Difference]: Finished difference. Result has 544 places, 544 transitions, 1099 flow [2024-11-08 18:14:32,233 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1095, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=544, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=542, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1099, PETRI_PLACES=544, PETRI_TRANSITIONS=544} [2024-11-08 18:14:32,234 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -31 predicate places. [2024-11-08 18:14:32,234 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 544 transitions, 1099 flow [2024-11-08 18:14:32,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 563.3333333333334) internal successors, (1690), 3 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:32,235 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:32,235 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:32,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 18:14:32,236 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:32,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:32,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1090920845, now seen corresponding path program 1 times [2024-11-08 18:14:32,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:32,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319256132] [2024-11-08 18:14:32,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:32,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:32,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:32,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319256132] [2024-11-08 18:14:32,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319256132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:32,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:32,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:32,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117342462] [2024-11-08 18:14:32,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:32,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:32,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:32,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:32,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:32,400 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 562 out of 587 [2024-11-08 18:14:32,402 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 544 transitions, 1099 flow. Second operand has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:32,402 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:32,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 562 of 587 [2024-11-08 18:14:32,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:32,651 INFO L124 PetriNetUnfolderBase]: 44/1064 cut-off events. [2024-11-08 18:14:32,651 INFO L125 PetriNetUnfolderBase]: For 7/8 co-relation queries the response was YES. [2024-11-08 18:14:32,657 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1140 conditions, 1064 events. 44/1064 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3444 event pairs, 2 based on Foata normal form. 0/1006 useless extension candidates. Maximal degree in co-relation 965. Up to 43 conditions per place. [2024-11-08 18:14:32,661 INFO L140 encePairwiseOnDemand]: 581/587 looper letters, 16 selfloop transitions, 3 changer transitions 0/547 dead transitions. [2024-11-08 18:14:32,661 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 543 places, 547 transitions, 1147 flow [2024-11-08 18:14:32,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1708 transitions. [2024-11-08 18:14:32,665 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9699034639409426 [2024-11-08 18:14:32,666 INFO L175 Difference]: Start difference. First operand has 544 places, 544 transitions, 1099 flow. Second operand 3 states and 1708 transitions. [2024-11-08 18:14:32,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 543 places, 547 transitions, 1147 flow [2024-11-08 18:14:32,670 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 541 places, 547 transitions, 1143 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 18:14:32,680 INFO L231 Difference]: Finished difference. Result has 542 places, 542 transitions, 1102 flow [2024-11-08 18:14:32,682 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1089, PETRI_DIFFERENCE_MINUEND_PLACES=539, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1102, PETRI_PLACES=542, PETRI_TRANSITIONS=542} [2024-11-08 18:14:32,682 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -33 predicate places. [2024-11-08 18:14:32,682 INFO L471 AbstractCegarLoop]: Abstraction has has 542 places, 542 transitions, 1102 flow [2024-11-08 18:14:32,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:32,683 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:32,684 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:32,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 18:14:32,684 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:32,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:32,685 INFO L85 PathProgramCache]: Analyzing trace with hash 929802157, now seen corresponding path program 1 times [2024-11-08 18:14:32,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:32,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861721609] [2024-11-08 18:14:32,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:32,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:32,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:32,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861721609] [2024-11-08 18:14:32,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861721609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:32,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:32,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:32,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983402207] [2024-11-08 18:14:32,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:32,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:32,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:32,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:32,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:32,836 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 587 [2024-11-08 18:14:32,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 542 transitions, 1102 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) [2024-11-08 18:14:32,838 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:32,838 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 587 [2024-11-08 18:14:32,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:33,182 INFO L124 PetriNetUnfolderBase]: 49/1473 cut-off events. [2024-11-08 18:14:33,182 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-08 18:14:33,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1555 conditions, 1473 events. 49/1473 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 6355 event pairs, 10 based on Foata normal form. 0/1396 useless extension candidates. Maximal degree in co-relation 1348. Up to 38 conditions per place. [2024-11-08 18:14:33,191 INFO L140 encePairwiseOnDemand]: 585/587 looper letters, 10 selfloop transitions, 1 changer transitions 0/544 dead transitions. [2024-11-08 18:14:33,191 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 543 places, 544 transitions, 1130 flow [2024-11-08 18:14:33,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:33,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1719 transitions. [2024-11-08 18:14:33,195 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9761499148211243 [2024-11-08 18:14:33,195 INFO L175 Difference]: Start difference. First operand has 542 places, 542 transitions, 1102 flow. Second operand 3 states and 1719 transitions. [2024-11-08 18:14:33,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 543 places, 544 transitions, 1130 flow [2024-11-08 18:14:33,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 542 places, 544 transitions, 1127 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:33,204 INFO L231 Difference]: Finished difference. Result has 542 places, 541 transitions, 1099 flow [2024-11-08 18:14:33,205 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1097, PETRI_DIFFERENCE_MINUEND_PLACES=540, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1099, PETRI_PLACES=542, PETRI_TRANSITIONS=541} [2024-11-08 18:14:33,206 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -33 predicate places. [2024-11-08 18:14:33,206 INFO L471 AbstractCegarLoop]: Abstraction has has 542 places, 541 transitions, 1099 flow [2024-11-08 18:14:33,207 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) [2024-11-08 18:14:33,207 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:33,207 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:33,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 18:14:33,207 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:33,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:33,208 INFO L85 PathProgramCache]: Analyzing trace with hash -215362919, now seen corresponding path program 1 times [2024-11-08 18:14:33,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:33,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125320524] [2024-11-08 18:14:33,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:33,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:33,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:33,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125320524] [2024-11-08 18:14:33,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125320524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:33,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:33,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:33,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613486116] [2024-11-08 18:14:33,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:33,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:33,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:33,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:33,385 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 563 out of 587 [2024-11-08 18:14:33,387 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 541 transitions, 1099 flow. Second operand has 3 states, 3 states have (on average 565.0) internal successors, (1695), 3 states have internal predecessors, (1695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:33,387 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:33,387 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 563 of 587 [2024-11-08 18:14:33,387 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:33,604 INFO L124 PetriNetUnfolderBase]: 30/865 cut-off events. [2024-11-08 18:14:33,605 INFO L125 PetriNetUnfolderBase]: For 15/17 co-relation queries the response was YES. [2024-11-08 18:14:33,611 INFO L83 FinitePrefix]: Finished finitePrefix Result has 939 conditions, 865 events. 30/865 cut-off events. For 15/17 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2463 event pairs, 10 based on Foata normal form. 0/825 useless extension candidates. Maximal degree in co-relation 732. Up to 44 conditions per place. [2024-11-08 18:14:33,616 INFO L140 encePairwiseOnDemand]: 584/587 looper letters, 14 selfloop transitions, 2 changer transitions 0/541 dead transitions. [2024-11-08 18:14:33,616 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 543 places, 541 transitions, 1131 flow [2024-11-08 18:14:33,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1705 transitions. [2024-11-08 18:14:33,620 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9681998864281658 [2024-11-08 18:14:33,620 INFO L175 Difference]: Start difference. First operand has 542 places, 541 transitions, 1099 flow. Second operand 3 states and 1705 transitions. [2024-11-08 18:14:33,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 543 places, 541 transitions, 1131 flow [2024-11-08 18:14:33,624 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 542 places, 541 transitions, 1130 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:33,630 INFO L231 Difference]: Finished difference. Result has 543 places, 541 transitions, 1106 flow [2024-11-08 18:14:33,631 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1096, PETRI_DIFFERENCE_MINUEND_PLACES=540, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=540, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1106, PETRI_PLACES=543, PETRI_TRANSITIONS=541} [2024-11-08 18:14:33,631 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -32 predicate places. [2024-11-08 18:14:33,632 INFO L471 AbstractCegarLoop]: Abstraction has has 543 places, 541 transitions, 1106 flow [2024-11-08 18:14:33,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 565.0) internal successors, (1695), 3 states have internal predecessors, (1695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:33,633 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:33,633 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:33,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 18:14:33,633 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:33,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:33,634 INFO L85 PathProgramCache]: Analyzing trace with hash 186718159, now seen corresponding path program 1 times [2024-11-08 18:14:33,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:33,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941534331] [2024-11-08 18:14:33,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:33,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:33,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:33,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941534331] [2024-11-08 18:14:33,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941534331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:33,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:33,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:33,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847098024] [2024-11-08 18:14:33,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:33,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:33,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:33,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:33,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:33,786 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 587 [2024-11-08 18:14:33,788 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 541 transitions, 1106 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) [2024-11-08 18:14:33,788 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:33,788 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 587 [2024-11-08 18:14:33,788 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:34,146 INFO L124 PetriNetUnfolderBase]: 49/1455 cut-off events. [2024-11-08 18:14:34,146 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-11-08 18:14:34,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1541 conditions, 1455 events. 49/1455 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 6282 event pairs, 10 based on Foata normal form. 0/1387 useless extension candidates. Maximal degree in co-relation 1527. Up to 38 conditions per place. [2024-11-08 18:14:34,154 INFO L140 encePairwiseOnDemand]: 585/587 looper letters, 10 selfloop transitions, 1 changer transitions 0/543 dead transitions. [2024-11-08 18:14:34,154 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 544 places, 543 transitions, 1134 flow [2024-11-08 18:14:34,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1719 transitions. [2024-11-08 18:14:34,158 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9761499148211243 [2024-11-08 18:14:34,158 INFO L175 Difference]: Start difference. First operand has 543 places, 541 transitions, 1106 flow. Second operand 3 states and 1719 transitions. [2024-11-08 18:14:34,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 544 places, 543 transitions, 1134 flow [2024-11-08 18:14:34,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 543 transitions, 1132 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:34,167 INFO L231 Difference]: Finished difference. Result has 543 places, 540 transitions, 1104 flow [2024-11-08 18:14:34,168 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1102, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=540, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=539, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1104, PETRI_PLACES=543, PETRI_TRANSITIONS=540} [2024-11-08 18:14:34,168 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -32 predicate places. [2024-11-08 18:14:34,168 INFO L471 AbstractCegarLoop]: Abstraction has has 543 places, 540 transitions, 1104 flow [2024-11-08 18:14:34,169 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) [2024-11-08 18:14:34,169 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:34,170 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:34,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 18:14:34,170 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:34,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:34,171 INFO L85 PathProgramCache]: Analyzing trace with hash 306867944, now seen corresponding path program 1 times [2024-11-08 18:14:34,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:34,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305446687] [2024-11-08 18:14:34,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:34,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:34,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:34,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305446687] [2024-11-08 18:14:34,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305446687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:34,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:34,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:14:34,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274219873] [2024-11-08 18:14:34,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:34,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:14:34,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:34,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:14:34,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:14:34,317 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 587 [2024-11-08 18:14:34,319 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 540 transitions, 1104 flow. Second operand has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:34,320 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:34,320 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 587 [2024-11-08 18:14:34,320 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:34,491 INFO L124 PetriNetUnfolderBase]: 23/804 cut-off events. [2024-11-08 18:14:34,492 INFO L125 PetriNetUnfolderBase]: For 11/13 co-relation queries the response was YES. [2024-11-08 18:14:34,496 INFO L83 FinitePrefix]: Finished finitePrefix Result has 861 conditions, 804 events. 23/804 cut-off events. For 11/13 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2031 event pairs, 0 based on Foata normal form. 0/777 useless extension candidates. Maximal degree in co-relation 652. Up to 24 conditions per place. [2024-11-08 18:14:34,498 INFO L140 encePairwiseOnDemand]: 585/587 looper letters, 7 selfloop transitions, 1 changer transitions 1/540 dead transitions. [2024-11-08 18:14:34,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 544 places, 540 transitions, 1123 flow [2024-11-08 18:14:34,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:14:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 18:14:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1717 transitions. [2024-11-08 18:14:34,503 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9750141964792731 [2024-11-08 18:14:34,503 INFO L175 Difference]: Start difference. First operand has 543 places, 540 transitions, 1104 flow. Second operand 3 states and 1717 transitions. [2024-11-08 18:14:34,503 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 544 places, 540 transitions, 1123 flow [2024-11-08 18:14:34,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 540 transitions, 1122 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:34,512 INFO L231 Difference]: Finished difference. Result has 543 places, 539 transitions, 1103 flow [2024-11-08 18:14:34,513 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1101, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1103, PETRI_PLACES=543, PETRI_TRANSITIONS=539} [2024-11-08 18:14:34,514 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -32 predicate places. [2024-11-08 18:14:34,514 INFO L471 AbstractCegarLoop]: Abstraction has has 543 places, 539 transitions, 1103 flow [2024-11-08 18:14:34,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:34,515 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:34,515 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:34,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 18:14:34,516 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:34,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:34,516 INFO L85 PathProgramCache]: Analyzing trace with hash -129385526, now seen corresponding path program 1 times [2024-11-08 18:14:34,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:34,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514681351] [2024-11-08 18:14:34,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:34,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:37,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:37,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514681351] [2024-11-08 18:14:37,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514681351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:37,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:37,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:14:37,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892843799] [2024-11-08 18:14:37,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:37,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:14:37,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:37,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:14:37,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:14:38,436 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 523 out of 587 [2024-11-08 18:14:38,441 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 539 transitions, 1103 flow. Second operand has 10 states, 10 states have (on average 525.0) internal successors, (5250), 10 states have internal predecessors, (5250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:38,441 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:38,441 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 523 of 587 [2024-11-08 18:14:38,441 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:14:39,347 INFO L124 PetriNetUnfolderBase]: 303/2847 cut-off events. [2024-11-08 18:14:39,348 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-08 18:14:39,361 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3516 conditions, 2847 events. 303/2847 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 21919 event pairs, 47 based on Foata normal form. 0/2699 useless extension candidates. Maximal degree in co-relation 3308. Up to 323 conditions per place. [2024-11-08 18:14:39,367 INFO L140 encePairwiseOnDemand]: 553/587 looper letters, 67 selfloop transitions, 45 changer transitions 6/597 dead transitions. [2024-11-08 18:14:39,367 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 552 places, 597 transitions, 1461 flow [2024-11-08 18:14:39,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:14:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-08 18:14:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 5346 transitions. [2024-11-08 18:14:39,377 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9107325383304941 [2024-11-08 18:14:39,378 INFO L175 Difference]: Start difference. First operand has 543 places, 539 transitions, 1103 flow. Second operand 10 states and 5346 transitions. [2024-11-08 18:14:39,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 552 places, 597 transitions, 1461 flow [2024-11-08 18:14:39,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 551 places, 597 transitions, 1460 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 18:14:39,388 INFO L231 Difference]: Finished difference. Result has 560 places, 576 transitions, 1419 flow [2024-11-08 18:14:39,388 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1102, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=508, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1419, PETRI_PLACES=560, PETRI_TRANSITIONS=576} [2024-11-08 18:14:39,389 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, -15 predicate places. [2024-11-08 18:14:39,389 INFO L471 AbstractCegarLoop]: Abstraction has has 560 places, 576 transitions, 1419 flow [2024-11-08 18:14:39,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 525.0) internal successors, (5250), 10 states have internal predecessors, (5250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:39,392 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:14:39,392 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:39,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 18:14:39,393 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:14:39,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:39,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1563864614, now seen corresponding path program 1 times [2024-11-08 18:14:39,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:39,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299862603] [2024-11-08 18:14:39,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:39,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:14:50,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:50,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299862603] [2024-11-08 18:14:50,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299862603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:50,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:50,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:14:50,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736079895] [2024-11-08 18:14:50,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:50,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:14:50,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:50,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:14:50,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:14:59,135 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:14:59,155 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 576 transitions, 1419 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:14:59,155 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:14:59,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:14:59,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:15:05,888 INFO L124 PetriNetUnfolderBase]: 1164/5770 cut-off events. [2024-11-08 18:15:05,888 INFO L125 PetriNetUnfolderBase]: For 977/1069 co-relation queries the response was YES. [2024-11-08 18:15:05,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9852 conditions, 5770 events. 1164/5770 cut-off events. For 977/1069 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 50491 event pairs, 72 based on Foata normal form. 24/5548 useless extension candidates. Maximal degree in co-relation 9599. Up to 980 conditions per place. [2024-11-08 18:15:05,947 INFO L140 encePairwiseOnDemand]: 520/587 looper letters, 276 selfloop transitions, 115 changer transitions 6/833 dead transitions. [2024-11-08 18:15:05,947 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 588 places, 833 transitions, 3373 flow [2024-11-08 18:15:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:15:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:15:05,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 16995 transitions. [2024-11-08 18:15:05,973 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8272085665612071 [2024-11-08 18:15:05,973 INFO L175 Difference]: Start difference. First operand has 560 places, 576 transitions, 1419 flow. Second operand 35 states and 16995 transitions. [2024-11-08 18:15:05,974 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 588 places, 833 transitions, 3373 flow [2024-11-08 18:15:05,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 588 places, 833 transitions, 3373 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-08 18:15:06,002 INFO L231 Difference]: Finished difference. Result has 601 places, 654 transitions, 2295 flow [2024-11-08 18:15:06,003 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=1419, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=485, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=2295, PETRI_PLACES=601, PETRI_TRANSITIONS=654} [2024-11-08 18:15:06,003 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 26 predicate places. [2024-11-08 18:15:06,003 INFO L471 AbstractCegarLoop]: Abstraction has has 601 places, 654 transitions, 2295 flow [2024-11-08 18:15:06,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:15:06,010 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:15:06,010 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:15:06,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 18:15:06,011 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:15:06,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:15:06,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1484411150, now seen corresponding path program 2 times [2024-11-08 18:15:06,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:15:06,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591055206] [2024-11-08 18:15:06,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:15:06,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:15:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:15:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:15:14,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:15:14,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591055206] [2024-11-08 18:15:14,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591055206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:15:14,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:15:14,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:15:14,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898052782] [2024-11-08 18:15:14,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:15:14,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:15:14,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:15:14,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:15:14,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:15:23,515 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:15:23,532 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 601 places, 654 transitions, 2295 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:15:23,532 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:15:23,532 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:15:23,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:15:30,866 INFO L124 PetriNetUnfolderBase]: 1742/7812 cut-off events. [2024-11-08 18:15:30,866 INFO L125 PetriNetUnfolderBase]: For 6329/6711 co-relation queries the response was YES. [2024-11-08 18:15:30,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17281 conditions, 7812 events. 1742/7812 cut-off events. For 6329/6711 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 71606 event pairs, 98 based on Foata normal form. 90/7598 useless extension candidates. Maximal degree in co-relation 16979. Up to 1249 conditions per place. [2024-11-08 18:15:30,967 INFO L140 encePairwiseOnDemand]: 520/587 looper letters, 377 selfloop transitions, 176 changer transitions 0/989 dead transitions. [2024-11-08 18:15:30,967 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 636 places, 989 transitions, 5478 flow [2024-11-08 18:15:30,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-08 18:15:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-08 18:15:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17517 transitions. [2024-11-08 18:15:30,985 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8289324247586598 [2024-11-08 18:15:30,985 INFO L175 Difference]: Start difference. First operand has 601 places, 654 transitions, 2295 flow. Second operand 36 states and 17517 transitions. [2024-11-08 18:15:30,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 636 places, 989 transitions, 5478 flow [2024-11-08 18:15:31,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 617 places, 989 transitions, 5441 flow, removed 0 selfloop flow, removed 19 redundant places. [2024-11-08 18:15:31,038 INFO L231 Difference]: Finished difference. Result has 632 places, 764 transitions, 3885 flow [2024-11-08 18:15:31,040 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=2258, PETRI_DIFFERENCE_MINUEND_PLACES=582, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=654, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=72, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=3885, PETRI_PLACES=632, PETRI_TRANSITIONS=764} [2024-11-08 18:15:31,041 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 57 predicate places. [2024-11-08 18:15:31,041 INFO L471 AbstractCegarLoop]: Abstraction has has 632 places, 764 transitions, 3885 flow [2024-11-08 18:15:31,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:15:31,046 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:15:31,047 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:15:31,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-08 18:15:31,047 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:15:31,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:15:31,048 INFO L85 PathProgramCache]: Analyzing trace with hash -2088208504, now seen corresponding path program 3 times [2024-11-08 18:15:31,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:15:31,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407224083] [2024-11-08 18:15:31,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:15:31,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:15:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:15:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:15:38,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:15:38,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407224083] [2024-11-08 18:15:38,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407224083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:15:38,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:15:38,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:15:38,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273283231] [2024-11-08 18:15:38,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:15:38,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:15:38,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:15:38,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:15:38,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:15:46,850 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:15:46,863 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 632 places, 764 transitions, 3885 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:15:46,864 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:15:46,864 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:15:46,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:15:53,847 INFO L124 PetriNetUnfolderBase]: 2017/9235 cut-off events. [2024-11-08 18:15:53,847 INFO L125 PetriNetUnfolderBase]: For 18132/18740 co-relation queries the response was YES. [2024-11-08 18:15:53,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23718 conditions, 9235 events. 2017/9235 cut-off events. For 18132/18740 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 88630 event pairs, 152 based on Foata normal form. 200/9049 useless extension candidates. Maximal degree in co-relation 23384. Up to 1074 conditions per place. [2024-11-08 18:15:53,969 INFO L140 encePairwiseOnDemand]: 520/587 looper letters, 405 selfloop transitions, 234 changer transitions 0/1075 dead transitions. [2024-11-08 18:15:53,969 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 667 places, 1075 transitions, 7649 flow [2024-11-08 18:15:53,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-08 18:15:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-08 18:15:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17505 transitions. [2024-11-08 18:15:54,204 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8283645655877342 [2024-11-08 18:15:54,205 INFO L175 Difference]: Start difference. First operand has 632 places, 764 transitions, 3885 flow. Second operand 36 states and 17505 transitions. [2024-11-08 18:15:54,205 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 667 places, 1075 transitions, 7649 flow [2024-11-08 18:15:54,310 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 647 places, 1075 transitions, 7484 flow, removed 46 selfloop flow, removed 20 redundant places. [2024-11-08 18:15:54,329 INFO L231 Difference]: Finished difference. Result has 663 places, 865 transitions, 5839 flow [2024-11-08 18:15:54,331 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=3724, PETRI_DIFFERENCE_MINUEND_PLACES=612, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=764, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=579, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=5839, PETRI_PLACES=663, PETRI_TRANSITIONS=865} [2024-11-08 18:15:54,331 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 88 predicate places. [2024-11-08 18:15:54,331 INFO L471 AbstractCegarLoop]: Abstraction has has 663 places, 865 transitions, 5839 flow [2024-11-08 18:15:54,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:15:54,335 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:15:54,336 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:15:54,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-08 18:15:54,336 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:15:54,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:15:54,337 INFO L85 PathProgramCache]: Analyzing trace with hash 718410862, now seen corresponding path program 4 times [2024-11-08 18:15:54,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:15:54,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179447416] [2024-11-08 18:15:54,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:15:54,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:15:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:16:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:16:00,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:16:00,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179447416] [2024-11-08 18:16:00,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179447416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:16:00,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:16:00,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:16:00,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947756891] [2024-11-08 18:16:00,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:16:00,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:16:00,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:16:00,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:16:00,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=1037, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:16:07,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:16:07,875 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 663 places, 865 transitions, 5839 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:07,875 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:16:07,875 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:16:07,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:16:14,938 INFO L124 PetriNetUnfolderBase]: 2162/9962 cut-off events. [2024-11-08 18:16:14,938 INFO L125 PetriNetUnfolderBase]: For 35210/35982 co-relation queries the response was YES. [2024-11-08 18:16:15,012 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29403 conditions, 9962 events. 2162/9962 cut-off events. For 35210/35982 co-relation queries the response was YES. Maximal size of possible extension queue 228. Compared 98162 event pairs, 114 based on Foata normal form. 352/9890 useless extension candidates. Maximal degree in co-relation 29037. Up to 1625 conditions per place. [2024-11-08 18:16:15,049 INFO L140 encePairwiseOnDemand]: 513/587 looper letters, 437 selfloop transitions, 253 changer transitions 0/1126 dead transitions. [2024-11-08 18:16:15,049 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 695 places, 1126 transitions, 10000 flow [2024-11-08 18:16:15,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-08 18:16:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2024-11-08 18:16:15,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 16020 transitions. [2024-11-08 18:16:15,064 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8270094471116618 [2024-11-08 18:16:15,064 INFO L175 Difference]: Start difference. First operand has 663 places, 865 transitions, 5839 flow. Second operand 33 states and 16020 transitions. [2024-11-08 18:16:15,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 695 places, 1126 transitions, 10000 flow [2024-11-08 18:16:15,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 676 places, 1126 transitions, 9711 flow, removed 126 selfloop flow, removed 19 redundant places. [2024-11-08 18:16:15,320 INFO L231 Difference]: Finished difference. Result has 687 places, 908 transitions, 7096 flow [2024-11-08 18:16:15,321 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=5594, PETRI_DIFFERENCE_MINUEND_PLACES=644, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=865, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=210, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=622, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=7096, PETRI_PLACES=687, PETRI_TRANSITIONS=908} [2024-11-08 18:16:15,322 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 112 predicate places. [2024-11-08 18:16:15,322 INFO L471 AbstractCegarLoop]: Abstraction has has 687 places, 908 transitions, 7096 flow [2024-11-08 18:16:15,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:15,325 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:16:15,325 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:16:15,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-08 18:16:15,326 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:16:15,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:16:15,326 INFO L85 PathProgramCache]: Analyzing trace with hash -319766286, now seen corresponding path program 5 times [2024-11-08 18:16:15,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:16:15,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838370673] [2024-11-08 18:16:15,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:15,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:16:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:16:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:16:22,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:16:22,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838370673] [2024-11-08 18:16:22,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838370673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:16:22,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:16:22,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:16:22,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326085385] [2024-11-08 18:16:22,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:16:22,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:16:22,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:16:22,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:16:22,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:16:28,731 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:16:28,738 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 687 places, 908 transitions, 7096 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:28,738 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:16:28,738 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:16:28,738 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:16:36,260 INFO L124 PetriNetUnfolderBase]: 2467/11917 cut-off events. [2024-11-08 18:16:36,260 INFO L125 PetriNetUnfolderBase]: For 50966/51847 co-relation queries the response was YES. [2024-11-08 18:16:36,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36265 conditions, 11917 events. 2467/11917 cut-off events. For 50966/51847 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 123990 event pairs, 307 based on Foata normal form. 317/11699 useless extension candidates. Maximal degree in co-relation 35871. Up to 1427 conditions per place. [2024-11-08 18:16:36,395 INFO L140 encePairwiseOnDemand]: 520/587 looper letters, 611 selfloop transitions, 240 changer transitions 0/1287 dead transitions. [2024-11-08 18:16:36,395 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 723 places, 1287 transitions, 12828 flow [2024-11-08 18:16:36,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-08 18:16:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2024-11-08 18:16:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 18045 transitions. [2024-11-08 18:16:36,412 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8308393572448087 [2024-11-08 18:16:36,412 INFO L175 Difference]: Start difference. First operand has 687 places, 908 transitions, 7096 flow. Second operand 37 states and 18045 transitions. [2024-11-08 18:16:36,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 723 places, 1287 transitions, 12828 flow [2024-11-08 18:16:36,682 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 702 places, 1287 transitions, 12709 flow, removed 5 selfloop flow, removed 21 redundant places. [2024-11-08 18:16:36,695 INFO L231 Difference]: Finished difference. Result has 718 places, 997 transitions, 9340 flow [2024-11-08 18:16:36,696 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=6993, PETRI_DIFFERENCE_MINUEND_PLACES=666, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=908, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=152, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=692, PETRI_DIFFERENCE_SUBTRAHEND_STATES=37, PETRI_FLOW=9340, PETRI_PLACES=718, PETRI_TRANSITIONS=997} [2024-11-08 18:16:36,697 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 143 predicate places. [2024-11-08 18:16:36,697 INFO L471 AbstractCegarLoop]: Abstraction has has 718 places, 997 transitions, 9340 flow [2024-11-08 18:16:36,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:36,700 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:16:36,700 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:16:36,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-08 18:16:36,700 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:16:36,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:16:36,701 INFO L85 PathProgramCache]: Analyzing trace with hash 118949542, now seen corresponding path program 6 times [2024-11-08 18:16:36,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:16:36,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252289635] [2024-11-08 18:16:36,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:36,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:16:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:16:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:16:43,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:16:43,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252289635] [2024-11-08 18:16:43,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252289635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:16:43,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:16:43,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:16:43,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324022592] [2024-11-08 18:16:43,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:16:43,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:16:43,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:16:43,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:16:43,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1046, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:16:49,875 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:16:49,886 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 718 places, 997 transitions, 9340 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:49,886 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:16:49,886 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:16:49,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:16:57,328 INFO L124 PetriNetUnfolderBase]: 2764/12311 cut-off events. [2024-11-08 18:16:57,328 INFO L125 PetriNetUnfolderBase]: For 81021/82658 co-relation queries the response was YES. [2024-11-08 18:16:57,447 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44127 conditions, 12311 events. 2764/12311 cut-off events. For 81021/82658 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 126255 event pairs, 251 based on Foata normal form. 310/12087 useless extension candidates. Maximal degree in co-relation 43701. Up to 2637 conditions per place. [2024-11-08 18:16:57,480 INFO L140 encePairwiseOnDemand]: 520/587 looper letters, 603 selfloop transitions, 310 changer transitions 0/1349 dead transitions. [2024-11-08 18:16:57,480 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 752 places, 1349 transitions, 15662 flow [2024-11-08 18:16:57,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:16:57,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:16:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 17019 transitions. [2024-11-08 18:16:57,495 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8283767339985398 [2024-11-08 18:16:57,496 INFO L175 Difference]: Start difference. First operand has 718 places, 997 transitions, 9340 flow. Second operand 35 states and 17019 transitions. [2024-11-08 18:16:57,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 752 places, 1349 transitions, 15662 flow [2024-11-08 18:16:57,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 732 places, 1349 transitions, 15203 flow, removed 171 selfloop flow, removed 20 redundant places. [2024-11-08 18:16:57,918 INFO L231 Difference]: Finished difference. Result has 745 places, 1111 transitions, 12078 flow [2024-11-08 18:16:57,919 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=8902, PETRI_DIFFERENCE_MINUEND_PLACES=698, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=997, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=203, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=712, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=12078, PETRI_PLACES=745, PETRI_TRANSITIONS=1111} [2024-11-08 18:16:57,920 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 170 predicate places. [2024-11-08 18:16:57,920 INFO L471 AbstractCegarLoop]: Abstraction has has 745 places, 1111 transitions, 12078 flow [2024-11-08 18:16:57,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:16:57,921 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:16:57,922 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:16:57,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-08 18:16:57,922 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:16:57,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:16:57,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1762439600, now seen corresponding path program 7 times [2024-11-08 18:16:57,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:16:57,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902206598] [2024-11-08 18:16:57,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:57,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:16:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:17:03,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:03,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902206598] [2024-11-08 18:17:03,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902206598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:17:03,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:17:03,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:17:03,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777908153] [2024-11-08 18:17:03,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:17:03,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:17:03,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:03,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:17:03,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1046, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:17:11,628 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:17:11,634 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 745 places, 1111 transitions, 12078 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:17:11,635 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:17:11,635 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:17:11,635 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:17:20,013 INFO L124 PetriNetUnfolderBase]: 3073/14034 cut-off events. [2024-11-08 18:17:20,013 INFO L125 PetriNetUnfolderBase]: For 109804/111571 co-relation queries the response was YES. [2024-11-08 18:17:20,232 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51360 conditions, 14034 events. 3073/14034 cut-off events. For 109804/111571 co-relation queries the response was YES. Maximal size of possible extension queue 333. Compared 150071 event pairs, 273 based on Foata normal form. 470/13879 useless extension candidates. Maximal degree in co-relation 50905. Up to 2216 conditions per place. [2024-11-08 18:17:20,274 INFO L140 encePairwiseOnDemand]: 519/587 looper letters, 716 selfloop transitions, 313 changer transitions 0/1465 dead transitions. [2024-11-08 18:17:20,274 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 780 places, 1465 transitions, 18949 flow [2024-11-08 18:17:20,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-08 18:17:20,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2024-11-08 18:17:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17556 transitions. [2024-11-08 18:17:20,290 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8307779670641681 [2024-11-08 18:17:20,290 INFO L175 Difference]: Start difference. First operand has 745 places, 1111 transitions, 12078 flow. Second operand 36 states and 17556 transitions. [2024-11-08 18:17:20,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 780 places, 1465 transitions, 18949 flow [2024-11-08 18:17:20,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 759 places, 1465 transitions, 18545 flow, removed 145 selfloop flow, removed 21 redundant places. [2024-11-08 18:17:20,912 INFO L231 Difference]: Finished difference. Result has 773 places, 1205 transitions, 14715 flow [2024-11-08 18:17:20,913 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=11679, PETRI_DIFFERENCE_MINUEND_PLACES=724, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=229, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=821, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=14715, PETRI_PLACES=773, PETRI_TRANSITIONS=1205} [2024-11-08 18:17:20,913 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 198 predicate places. [2024-11-08 18:17:20,913 INFO L471 AbstractCegarLoop]: Abstraction has has 773 places, 1205 transitions, 14715 flow [2024-11-08 18:17:20,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:17:20,915 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:17:20,915 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:20,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-08 18:17:20,915 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:17:20,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:20,916 INFO L85 PathProgramCache]: Analyzing trace with hash 724635230, now seen corresponding path program 8 times [2024-11-08 18:17:20,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:20,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769810004] [2024-11-08 18:17:20,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:20,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:27,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:17:27,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:27,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769810004] [2024-11-08 18:17:27,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769810004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:17:27,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:17:27,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:17:27,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530397414] [2024-11-08 18:17:27,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:17:27,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:17:27,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:27,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:17:27,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1046, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:17:33,797 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:17:33,803 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 773 places, 1205 transitions, 14715 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:17:33,803 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:17:33,803 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:17:33,803 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:17:42,903 INFO L124 PetriNetUnfolderBase]: 3267/14442 cut-off events. [2024-11-08 18:17:42,903 INFO L125 PetriNetUnfolderBase]: For 149065/151297 co-relation queries the response was YES. [2024-11-08 18:17:43,166 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58393 conditions, 14442 events. 3267/14442 cut-off events. For 149065/151297 co-relation queries the response was YES. Maximal size of possible extension queue 352. Compared 153787 event pairs, 163 based on Foata normal form. 908/14694 useless extension candidates. Maximal degree in co-relation 57924. Up to 2452 conditions per place. [2024-11-08 18:17:43,214 INFO L140 encePairwiseOnDemand]: 513/587 looper letters, 670 selfloop transitions, 472 changer transitions 0/1578 dead transitions. [2024-11-08 18:17:43,215 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 807 places, 1578 transitions, 22708 flow [2024-11-08 18:17:43,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:17:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:17:43,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 16985 transitions. [2024-11-08 18:17:43,225 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8267218301289851 [2024-11-08 18:17:43,225 INFO L175 Difference]: Start difference. First operand has 773 places, 1205 transitions, 14715 flow. Second operand 35 states and 16985 transitions. [2024-11-08 18:17:43,225 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 807 places, 1578 transitions, 22708 flow [2024-11-08 18:17:44,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 787 places, 1578 transitions, 22163 flow, removed 236 selfloop flow, removed 20 redundant places. [2024-11-08 18:17:44,112 INFO L231 Difference]: Finished difference. Result has 799 places, 1285 transitions, 17703 flow [2024-11-08 18:17:44,113 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=14242, PETRI_DIFFERENCE_MINUEND_PLACES=753, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=396, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=764, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=17703, PETRI_PLACES=799, PETRI_TRANSITIONS=1285} [2024-11-08 18:17:44,114 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 224 predicate places. [2024-11-08 18:17:44,114 INFO L471 AbstractCegarLoop]: Abstraction has has 799 places, 1285 transitions, 17703 flow [2024-11-08 18:17:44,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:17:44,116 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:17:44,116 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:44,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-08 18:17:44,116 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:17:44,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:44,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1582003052, now seen corresponding path program 9 times [2024-11-08 18:17:44,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:44,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540965765] [2024-11-08 18:17:44,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:44,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:17:49,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:49,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540965765] [2024-11-08 18:17:49,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540965765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:17:49,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:17:49,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:17:49,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579045146] [2024-11-08 18:17:49,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:17:49,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:17:49,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:49,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:17:49,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1051, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:17:56,454 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:17:56,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 799 places, 1285 transitions, 17703 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:17:56,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:17:56,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:17:56,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:18:06,578 INFO L124 PetriNetUnfolderBase]: 3540/16440 cut-off events. [2024-11-08 18:18:06,578 INFO L125 PetriNetUnfolderBase]: For 194946/197949 co-relation queries the response was YES. [2024-11-08 18:18:06,822 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67539 conditions, 16440 events. 3540/16440 cut-off events. For 194946/197949 co-relation queries the response was YES. Maximal size of possible extension queue 404. Compared 183987 event pairs, 249 based on Foata normal form. 712/16392 useless extension candidates. Maximal degree in co-relation 67058. Up to 3166 conditions per place. [2024-11-08 18:18:06,872 INFO L140 encePairwiseOnDemand]: 519/587 looper letters, 785 selfloop transitions, 415 changer transitions 0/1636 dead transitions. [2024-11-08 18:18:06,873 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 833 places, 1636 transitions, 26010 flow [2024-11-08 18:18:06,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:18:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:18:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 17018 transitions. [2024-11-08 18:18:06,880 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8283280603553176 [2024-11-08 18:18:06,880 INFO L175 Difference]: Start difference. First operand has 799 places, 1285 transitions, 17703 flow. Second operand 35 states and 17018 transitions. [2024-11-08 18:18:06,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 833 places, 1636 transitions, 26010 flow [2024-11-08 18:18:07,987 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 812 places, 1636 transitions, 25775 flow, removed 59 selfloop flow, removed 21 redundant places. [2024-11-08 18:18:08,018 INFO L231 Difference]: Finished difference. Result has 825 places, 1374 transitions, 21240 flow [2024-11-08 18:18:08,019 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=17475, PETRI_DIFFERENCE_MINUEND_PLACES=778, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1285, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=329, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=889, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=21240, PETRI_PLACES=825, PETRI_TRANSITIONS=1374} [2024-11-08 18:18:08,019 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 250 predicate places. [2024-11-08 18:18:08,020 INFO L471 AbstractCegarLoop]: Abstraction has has 825 places, 1374 transitions, 21240 flow [2024-11-08 18:18:08,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:18:08,022 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:18:08,022 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:08,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-08 18:18:08,022 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:18:08,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:08,023 INFO L85 PathProgramCache]: Analyzing trace with hash 542196820, now seen corresponding path program 10 times [2024-11-08 18:18:08,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:18:08,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028669774] [2024-11-08 18:18:08,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:08,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:18:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:18:14,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:18:14,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028669774] [2024-11-08 18:18:14,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028669774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:14,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:14,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:18:14,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059180793] [2024-11-08 18:18:14,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:14,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:18:14,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:18:14,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:18:14,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1051, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:18:21,806 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:18:21,813 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 825 places, 1374 transitions, 21240 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:18:21,813 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:18:21,813 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:18:21,813 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:18:33,061 INFO L124 PetriNetUnfolderBase]: 3765/16667 cut-off events. [2024-11-08 18:18:33,061 INFO L125 PetriNetUnfolderBase]: For 261182/264902 co-relation queries the response was YES. [2024-11-08 18:18:33,261 INFO L83 FinitePrefix]: Finished finitePrefix Result has 76941 conditions, 16667 events. 3765/16667 cut-off events. For 261182/264902 co-relation queries the response was YES. Maximal size of possible extension queue 403. Compared 183834 event pairs, 201 based on Foata normal form. 1181/17071 useless extension candidates. Maximal degree in co-relation 76447. Up to 2704 conditions per place. [2024-11-08 18:18:33,311 INFO L140 encePairwiseOnDemand]: 515/587 looper letters, 703 selfloop transitions, 627 changer transitions 0/1766 dead transitions. [2024-11-08 18:18:33,311 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 859 places, 1766 transitions, 31197 flow [2024-11-08 18:18:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:18:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:18:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 16998 transitions. [2024-11-08 18:18:33,319 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8273545874908736 [2024-11-08 18:18:33,319 INFO L175 Difference]: Start difference. First operand has 825 places, 1374 transitions, 21240 flow. Second operand 35 states and 16998 transitions. [2024-11-08 18:18:33,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 859 places, 1766 transitions, 31197 flow [2024-11-08 18:18:34,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 838 places, 1766 transitions, 30744 flow, removed 167 selfloop flow, removed 21 redundant places. [2024-11-08 18:18:34,906 INFO L231 Difference]: Finished difference. Result has 851 places, 1473 transitions, 25961 flow [2024-11-08 18:18:34,907 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=20789, PETRI_DIFFERENCE_MINUEND_PLACES=804, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=538, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=782, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=25961, PETRI_PLACES=851, PETRI_TRANSITIONS=1473} [2024-11-08 18:18:34,908 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 276 predicate places. [2024-11-08 18:18:34,908 INFO L471 AbstractCegarLoop]: Abstraction has has 851 places, 1473 transitions, 25961 flow [2024-11-08 18:18:34,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:18:34,910 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:18:34,911 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:34,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-08 18:18:34,911 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:18:34,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:34,911 INFO L85 PathProgramCache]: Analyzing trace with hash 356084554, now seen corresponding path program 11 times [2024-11-08 18:18:34,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:18:34,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055492287] [2024-11-08 18:18:34,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:34,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:18:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:18:40,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:18:40,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055492287] [2024-11-08 18:18:40,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055492287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:40,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:40,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:18:40,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200637461] [2024-11-08 18:18:40,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:40,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:18:40,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:18:40,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:18:40,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1054, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:18:47,747 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:18:47,753 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 851 places, 1473 transitions, 25961 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:18:47,753 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:18:47,753 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:18:47,754 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 18:19:00,829 INFO L124 PetriNetUnfolderBase]: 4073/19185 cut-off events. [2024-11-08 18:19:00,830 INFO L125 PetriNetUnfolderBase]: For 335021/339454 co-relation queries the response was YES. [2024-11-08 18:19:01,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88041 conditions, 19185 events. 4073/19185 cut-off events. For 335021/339454 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 223460 event pairs, 256 based on Foata normal form. 1162/19432 useless extension candidates. Maximal degree in co-relation 87534. Up to 3365 conditions per place. [2024-11-08 18:19:01,590 INFO L140 encePairwiseOnDemand]: 518/587 looper letters, 889 selfloop transitions, 517 changer transitions 0/1842 dead transitions. [2024-11-08 18:19:01,590 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 885 places, 1842 transitions, 36122 flow [2024-11-08 18:19:01,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-08 18:19:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2024-11-08 18:19:01,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 17017 transitions. [2024-11-08 18:19:01,598 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8282793867120954 [2024-11-08 18:19:01,598 INFO L175 Difference]: Start difference. First operand has 851 places, 1473 transitions, 25961 flow. Second operand 35 states and 17017 transitions. [2024-11-08 18:19:01,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 885 places, 1842 transitions, 36122 flow [2024-11-08 18:19:03,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 864 places, 1842 transitions, 35858 flow, removed 72 selfloop flow, removed 21 redundant places. [2024-11-08 18:19:03,668 INFO L231 Difference]: Finished difference. Result has 877 places, 1561 transitions, 30360 flow [2024-11-08 18:19:03,670 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=587, PETRI_DIFFERENCE_MINUEND_FLOW=25712, PETRI_DIFFERENCE_MINUEND_PLACES=830, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1473, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=432, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=977, PETRI_DIFFERENCE_SUBTRAHEND_STATES=35, PETRI_FLOW=30360, PETRI_PLACES=877, PETRI_TRANSITIONS=1561} [2024-11-08 18:19:03,670 INFO L277 CegarLoopForPetriNet]: 575 programPoint places, 302 predicate places. [2024-11-08 18:19:03,670 INFO L471 AbstractCegarLoop]: Abstraction has has 877 places, 1561 transitions, 30360 flow [2024-11-08 18:19:03,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:19:03,673 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 18:19:03,673 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:19:03,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-08 18:19:03,674 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-08 18:19:03,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:19:03,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1585818336, now seen corresponding path program 12 times [2024-11-08 18:19:03,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:19:03,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665209791] [2024-11-08 18:19:03,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:19:03,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:19:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:19:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:19:09,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:19:09,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665209791] [2024-11-08 18:19:09,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665209791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:19:09,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:19:09,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:19:09,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696983644] [2024-11-08 18:19:09,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:19:09,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-08 18:19:09,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:19:09,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-08 18:19:09,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1054, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 18:19:18,405 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 587 [2024-11-08 18:19:18,411 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 877 places, 1561 transitions, 30360 flow. Second operand has 35 states, 35 states have (on average 480.25714285714287) internal successors, (16809), 35 states have internal predecessors, (16809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:19:18,411 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 18:19:18,411 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 587 [2024-11-08 18:19:18,411 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand