./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 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/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_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU --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 e4d6fd69c7413a44e7251bf991d1ab70aa3d4eab4f7fe30d7ee9eb9f6606915c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:04:20,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:04:20,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:04:20,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:04:20,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:04:20,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:04:20,758 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:04:20,758 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:04:20,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:04:20,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:04:20,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:04:20,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:04:20,761 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:04:20,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:04:20,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:04:20,762 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:04:20,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:04:20,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:04:20,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:04:20,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:04:20,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:04:20,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:04:20,766 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:04:20,766 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:04:20,766 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:04:20,767 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:04:20,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:04:20,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:04:20,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:04:20,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:04:20,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:04:20,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:04:20,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:04:20,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:04:20,771 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:04:20,771 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:04:20,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:04:20,772 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:04:20,772 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:04:20,773 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:04:20,773 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:04:20,773 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_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d6fd69c7413a44e7251bf991d1ab70aa3d4eab4f7fe30d7ee9eb9f6606915c [2024-10-31 22:04:21,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:04:21,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:04:21,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:04:21,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:04:21,135 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:04:21,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i Unable to find full path for "g++" [2024-10-31 22:04:23,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:04:23,731 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:04:23,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-10-31 22:04:23,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/data/01139cdce/5d0f03a2c2eb4e3fb894dea22cee4ede/FLAG2cf7319cd [2024-10-31 22:04:24,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/data/01139cdce/5d0f03a2c2eb4e3fb894dea22cee4ede [2024-10-31 22:04:24,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:04:24,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:04:24,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:04:24,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:04:24,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:04:24,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:24" (1/1) ... [2024-10-31 22:04:24,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4603430f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:24, skipping insertion in model container [2024-10-31 22:04:24,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:24" (1/1) ... [2024-10-31 22:04:24,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:04:31,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:04:31,180 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:04:31,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-10-31 22:04:31,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-10-31 22:04:31,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-10-31 22:04:31,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-10-31 22:04:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5816] [2024-10-31 22:04:31,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:04:32,423 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:04:32,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32 WrapperNode [2024-10-31 22:04:32,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:04:32,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:04:32,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:04:32,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:04:32,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,648 INFO L138 Inliner]: procedures = 1353, calls = 1463, calls flagged for inlining = 353, calls inlined = 20, statements flattened = 508 [2024-10-31 22:04:32,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:04:32,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:04:32,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:04:32,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:04:32,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:04:32,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:04:32,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:04:32,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:04:32,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (1/1) ... [2024-10-31 22:04:32,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:04:32,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:04:32,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:04:32,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32434c2-4dcb-4595-8a08-21633fea54fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:04:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:04:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:04:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-10-31 22:04:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-10-31 22:04:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:04:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:04:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:04:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:04:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:04:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:04:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-31 22:04:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2024-10-31 22:04:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2024-10-31 22:04:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:04:32,829 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:04:33,296 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:04:33,298 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:04:34,143 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:04:34,143 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:04:34,259 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:04:34,264 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:04:34,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:04:34 BoogieIcfgContainer [2024-10-31 22:04:34,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:04:34,266 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:04:34,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:04:34,272 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:04:34,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:04:24" (1/3) ... [2024-10-31 22:04:34,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762ff872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:04:34, skipping insertion in model container [2024-10-31 22:04:34,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:32" (2/3) ... [2024-10-31 22:04:34,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762ff872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:04:34, skipping insertion in model container [2024-10-31 22:04:34,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:04:34" (3/3) ... [2024-10-31 22:04:34,277 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-10-31 22:04:34,294 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:04:34,295 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2024-10-31 22:04:34,295 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:04:34,459 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-31 22:04:34,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 562 places, 568 transitions, 1150 flow [2024-10-31 22:04:34,851 INFO L124 PetriNetUnfolderBase]: 13/566 cut-off events. [2024-10-31 22:04:34,852 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-31 22:04:34,865 INFO L83 FinitePrefix]: Finished finitePrefix Result has 575 conditions, 566 events. 13/566 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 565 event pairs, 0 based on Foata normal form. 0/514 useless extension candidates. Maximal degree in co-relation 497. Up to 4 conditions per place. [2024-10-31 22:04:34,866 INFO L82 GeneralOperation]: Start removeDead. Operand has 562 places, 568 transitions, 1150 flow [2024-10-31 22:04:34,883 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 556 places, 562 transitions, 1133 flow [2024-10-31 22:04:34,898 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:04:34,906 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;@76ba29a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:04:34,907 INFO L334 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2024-10-31 22:04:34,925 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:04:34,926 INFO L124 PetriNetUnfolderBase]: 0/86 cut-off events. [2024-10-31 22:04:34,927 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:04:34,927 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:34,928 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] [2024-10-31 22:04:34,928 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 54 more)] === [2024-10-31 22:04:34,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:34,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1101880250, now seen corresponding path program 1 times [2024-10-31 22:04:34,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:34,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053231183] [2024-10-31 22:04:34,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:34,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:35,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:35,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053231183] [2024-10-31 22:04:35,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053231183] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:35,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:35,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:35,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312199442] [2024-10-31 22:04:35,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:35,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:35,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:35,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:35,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:35,560 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:35,573 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 562 transitions, 1133 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:35,574 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:35,574 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:35,575 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:35,786 INFO L124 PetriNetUnfolderBase]: 13/594 cut-off events. [2024-10-31 22:04:35,786 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2024-10-31 22:04:35,790 INFO L83 FinitePrefix]: Finished finitePrefix Result has 619 conditions, 594 events. 13/594 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. 4/549 useless extension candidates. Maximal degree in co-relation 496. Up to 13 conditions per place. [2024-10-31 22:04:35,793 INFO L140 encePairwiseOnDemand]: 558/568 looper letters, 8 selfloop transitions, 2 changer transitions 1/552 dead transitions. [2024-10-31 22:04:35,793 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 552 places, 552 transitions, 1133 flow [2024-10-31 22:04:35,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1659 transitions. [2024-10-31 22:04:35,818 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9735915492957746 [2024-10-31 22:04:35,824 INFO L175 Difference]: Start difference. First operand has 556 places, 562 transitions, 1133 flow. Second operand 3 states and 1659 transitions. [2024-10-31 22:04:35,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 552 places, 552 transitions, 1133 flow [2024-10-31 22:04:35,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 549 places, 552 transitions, 1128 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-10-31 22:04:35,848 INFO L231 Difference]: Finished difference. Result has 549 places, 551 transitions, 1110 flow [2024-10-31 22:04:35,851 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1108, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=552, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=550, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1110, PETRI_PLACES=549, PETRI_TRANSITIONS=551} [2024-10-31 22:04:35,854 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -7 predicate places. [2024-10-31 22:04:35,854 INFO L471 AbstractCegarLoop]: Abstraction has has 549 places, 551 transitions, 1110 flow [2024-10-31 22:04:35,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:35,857 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:35,857 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] [2024-10-31 22:04:35,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:04:35,857 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 54 more)] === [2024-10-31 22:04:35,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:35,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1220701316, now seen corresponding path program 1 times [2024-10-31 22:04:35,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:35,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476745868] [2024-10-31 22:04:35,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:35,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:36,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:36,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476745868] [2024-10-31 22:04:36,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476745868] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:36,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:36,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:36,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673860178] [2024-10-31 22:04:36,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:36,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:36,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:36,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:36,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:36,038 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 546 out of 568 [2024-10-31 22:04:36,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 549 places, 551 transitions, 1110 flow. Second operand has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:36,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:36,041 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 546 of 568 [2024-10-31 22:04:36,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:36,393 INFO L124 PetriNetUnfolderBase]: 29/1043 cut-off events. [2024-10-31 22:04:36,393 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:04:36,399 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 2918 event pairs, 5 based on Foata normal form. 0/948 useless extension candidates. Maximal degree in co-relation 979. Up to 20 conditions per place. [2024-10-31 22:04:36,403 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 9 selfloop transitions, 2 changer transitions 0/550 dead transitions. [2024-10-31 22:04:36,403 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 550 transitions, 1130 flow [2024-10-31 22:04:36,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1650 transitions. [2024-10-31 22:04:36,407 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683098591549296 [2024-10-31 22:04:36,408 INFO L175 Difference]: Start difference. First operand has 549 places, 551 transitions, 1110 flow. Second operand 3 states and 1650 transitions. [2024-10-31 22:04:36,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 550 transitions, 1130 flow [2024-10-31 22:04:36,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 547 places, 550 transitions, 1126 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:36,418 INFO L231 Difference]: Finished difference. Result has 547 places, 550 transitions, 1108 flow [2024-10-31 22:04:36,419 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1104, PETRI_DIFFERENCE_MINUEND_PLACES=545, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=548, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1108, PETRI_PLACES=547, PETRI_TRANSITIONS=550} [2024-10-31 22:04:36,420 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -9 predicate places. [2024-10-31 22:04:36,420 INFO L471 AbstractCegarLoop]: Abstraction has has 547 places, 550 transitions, 1108 flow [2024-10-31 22:04:36,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:36,421 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:36,421 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] [2024-10-31 22:04:36,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:04:36,423 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 54 more)] === [2024-10-31 22:04:36,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:36,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1726073710, now seen corresponding path program 1 times [2024-10-31 22:04:36,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:36,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516161425] [2024-10-31 22:04:36,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:36,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:36,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:36,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516161425] [2024-10-31 22:04:36,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516161425] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:36,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:36,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:36,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222144902] [2024-10-31 22:04:36,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:36,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:36,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:36,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:36,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:36,647 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:36,650 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 547 places, 550 transitions, 1108 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:36,651 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:36,651 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:36,651 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:36,812 INFO L124 PetriNetUnfolderBase]: 13/591 cut-off events. [2024-10-31 22:04:36,813 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:36,816 INFO L83 FinitePrefix]: Finished finitePrefix Result has 613 conditions, 591 events. 13/591 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 773 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 511. Up to 13 conditions per place. [2024-10-31 22:04:36,818 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/549 dead transitions. [2024-10-31 22:04:36,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 548 places, 549 transitions, 1126 flow [2024-10-31 22:04:36,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:36,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:36,824 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:36,824 INFO L175 Difference]: Start difference. First operand has 547 places, 550 transitions, 1108 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:36,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 548 places, 549 transitions, 1126 flow [2024-10-31 22:04:36,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 549 transitions, 1122 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:36,834 INFO L231 Difference]: Finished difference. Result has 546 places, 549 transitions, 1106 flow [2024-10-31 22:04:36,835 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1102, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=549, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=547, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1106, PETRI_PLACES=546, PETRI_TRANSITIONS=549} [2024-10-31 22:04:36,837 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -10 predicate places. [2024-10-31 22:04:36,837 INFO L471 AbstractCegarLoop]: Abstraction has has 546 places, 549 transitions, 1106 flow [2024-10-31 22:04:36,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:36,838 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:36,839 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] [2024-10-31 22:04:36,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:04:36,839 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 54 more)] === [2024-10-31 22:04:36,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:36,840 INFO L85 PathProgramCache]: Analyzing trace with hash -201763134, now seen corresponding path program 1 times [2024-10-31 22:04:36,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:36,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402240779] [2024-10-31 22:04:36,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:36,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:36,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:36,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402240779] [2024-10-31 22:04:36,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402240779] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:36,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:36,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:36,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324095493] [2024-10-31 22:04:36,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:36,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:36,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:36,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:36,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:36,969 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:36,971 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 549 transitions, 1106 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:36,971 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:36,971 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:36,972 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:37,100 INFO L124 PetriNetUnfolderBase]: 13/590 cut-off events. [2024-10-31 22:04:37,100 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:37,103 INFO L83 FinitePrefix]: Finished finitePrefix Result has 612 conditions, 590 events. 13/590 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 769 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 503. Up to 13 conditions per place. [2024-10-31 22:04:37,105 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/548 dead transitions. [2024-10-31 22:04:37,105 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 547 places, 548 transitions, 1124 flow [2024-10-31 22:04:37,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:37,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:37,109 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:37,110 INFO L175 Difference]: Start difference. First operand has 546 places, 549 transitions, 1106 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:37,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 547 places, 548 transitions, 1124 flow [2024-10-31 22:04:37,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 545 places, 548 transitions, 1120 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:37,119 INFO L231 Difference]: Finished difference. Result has 545 places, 548 transitions, 1104 flow [2024-10-31 22:04:37,120 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1100, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=548, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=546, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1104, PETRI_PLACES=545, PETRI_TRANSITIONS=548} [2024-10-31 22:04:37,121 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -11 predicate places. [2024-10-31 22:04:37,121 INFO L471 AbstractCegarLoop]: Abstraction has has 545 places, 548 transitions, 1104 flow [2024-10-31 22:04:37,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,123 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:37,123 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] [2024-10-31 22:04:37,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:04:37,123 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 54 more)] === [2024-10-31 22:04:37,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:37,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1258089937, now seen corresponding path program 1 times [2024-10-31 22:04:37,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:37,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616573577] [2024-10-31 22:04:37,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:37,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:37,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:37,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616573577] [2024-10-31 22:04:37,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616573577] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:37,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:37,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:37,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070612959] [2024-10-31 22:04:37,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:37,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:37,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:37,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:37,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:37,246 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:37,248 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 545 places, 548 transitions, 1104 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:37,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:37,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:37,365 INFO L124 PetriNetUnfolderBase]: 13/589 cut-off events. [2024-10-31 22:04:37,365 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:37,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 611 conditions, 589 events. 13/589 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 768 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 495. Up to 13 conditions per place. [2024-10-31 22:04:37,370 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/547 dead transitions. [2024-10-31 22:04:37,371 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 547 transitions, 1122 flow [2024-10-31 22:04:37,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:37,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:37,375 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:37,375 INFO L175 Difference]: Start difference. First operand has 545 places, 548 transitions, 1104 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:37,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 547 transitions, 1122 flow [2024-10-31 22:04:37,379 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 547 transitions, 1118 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:37,386 INFO L231 Difference]: Finished difference. Result has 544 places, 547 transitions, 1102 flow [2024-10-31 22:04:37,387 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1098, PETRI_DIFFERENCE_MINUEND_PLACES=542, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=547, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=545, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1102, PETRI_PLACES=544, PETRI_TRANSITIONS=547} [2024-10-31 22:04:37,388 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -12 predicate places. [2024-10-31 22:04:37,388 INFO L471 AbstractCegarLoop]: Abstraction has has 544 places, 547 transitions, 1102 flow [2024-10-31 22:04:37,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,389 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:37,389 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] [2024-10-31 22:04:37,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:04:37,390 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 54 more)] === [2024-10-31 22:04:37,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:37,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1918669178, now seen corresponding path program 1 times [2024-10-31 22:04:37,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:37,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877710713] [2024-10-31 22:04:37,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:37,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:37,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877710713] [2024-10-31 22:04:37,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877710713] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:37,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:37,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:37,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113580553] [2024-10-31 22:04:37,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:37,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:37,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:37,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:37,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:37,535 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 546 out of 568 [2024-10-31 22:04:37,537 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 547 transitions, 1102 flow. Second operand has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,537 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:37,537 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 546 of 568 [2024-10-31 22:04:37,538 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:37,663 INFO L124 PetriNetUnfolderBase]: 14/608 cut-off events. [2024-10-31 22:04:37,664 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-10-31 22:04:37,667 INFO L83 FinitePrefix]: Finished finitePrefix Result has 633 conditions, 608 events. 14/608 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 873 event pairs, 3 based on Foata normal form. 0/561 useless extension candidates. Maximal degree in co-relation 510. Up to 16 conditions per place. [2024-10-31 22:04:37,670 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 9 selfloop transitions, 2 changer transitions 0/546 dead transitions. [2024-10-31 22:04:37,670 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 545 places, 546 transitions, 1122 flow [2024-10-31 22:04:37,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:37,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:37,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1650 transitions. [2024-10-31 22:04:37,675 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683098591549296 [2024-10-31 22:04:37,675 INFO L175 Difference]: Start difference. First operand has 544 places, 547 transitions, 1102 flow. Second operand 3 states and 1650 transitions. [2024-10-31 22:04:37,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 545 places, 546 transitions, 1122 flow [2024-10-31 22:04:37,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 546 transitions, 1118 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:37,685 INFO L231 Difference]: Finished difference. Result has 543 places, 546 transitions, 1100 flow [2024-10-31 22:04:37,686 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1096, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=546, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=544, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1100, PETRI_PLACES=543, PETRI_TRANSITIONS=546} [2024-10-31 22:04:37,689 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -13 predicate places. [2024-10-31 22:04:37,689 INFO L471 AbstractCegarLoop]: Abstraction has has 543 places, 546 transitions, 1100 flow [2024-10-31 22:04:37,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,690 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:37,691 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] [2024-10-31 22:04:37,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:04:37,691 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 54 more)] === [2024-10-31 22:04:37,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:37,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1180285436, now seen corresponding path program 1 times [2024-10-31 22:04:37,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:37,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219795401] [2024-10-31 22:04:37,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:37,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:37,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:37,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:37,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219795401] [2024-10-31 22:04:37,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219795401] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:37,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:37,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:37,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412405249] [2024-10-31 22:04:37,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:37,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:37,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:37,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:37,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:37,842 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:37,844 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 546 transitions, 1100 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,845 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:37,845 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:37,845 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:37,974 INFO L124 PetriNetUnfolderBase]: 13/587 cut-off events. [2024-10-31 22:04:37,974 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:37,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 609 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 767 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 479. Up to 13 conditions per place. [2024-10-31 22:04:37,978 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/545 dead transitions. [2024-10-31 22:04:37,978 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 544 places, 545 transitions, 1118 flow [2024-10-31 22:04:37,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:37,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:37,982 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:37,982 INFO L175 Difference]: Start difference. First operand has 543 places, 546 transitions, 1100 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:37,983 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 544 places, 545 transitions, 1118 flow [2024-10-31 22:04:37,987 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 542 places, 545 transitions, 1114 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:37,993 INFO L231 Difference]: Finished difference. Result has 542 places, 545 transitions, 1098 flow [2024-10-31 22:04:37,994 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1094, PETRI_DIFFERENCE_MINUEND_PLACES=540, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=545, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=543, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1098, PETRI_PLACES=542, PETRI_TRANSITIONS=545} [2024-10-31 22:04:37,995 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -14 predicate places. [2024-10-31 22:04:37,995 INFO L471 AbstractCegarLoop]: Abstraction has has 542 places, 545 transitions, 1098 flow [2024-10-31 22:04:37,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:37,997 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:37,997 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] [2024-10-31 22:04:37,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:04:37,998 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 54 more)] === [2024-10-31 22:04:37,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:37,999 INFO L85 PathProgramCache]: Analyzing trace with hash -879871461, now seen corresponding path program 1 times [2024-10-31 22:04:37,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:38,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342779323] [2024-10-31 22:04:38,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:38,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:38,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:38,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:38,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342779323] [2024-10-31 22:04:38,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342779323] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:38,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:38,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:38,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929685073] [2024-10-31 22:04:38,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:38,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:38,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:38,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:38,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:38,141 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:38,143 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 545 transitions, 1098 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,144 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:38,144 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:38,144 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:38,267 INFO L124 PetriNetUnfolderBase]: 13/586 cut-off events. [2024-10-31 22:04:38,268 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:38,271 INFO L83 FinitePrefix]: Finished finitePrefix Result has 608 conditions, 586 events. 13/586 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 769 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 471. Up to 13 conditions per place. [2024-10-31 22:04:38,273 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/544 dead transitions. [2024-10-31 22:04:38,273 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 543 places, 544 transitions, 1116 flow [2024-10-31 22:04:38,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:38,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:38,277 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:38,277 INFO L175 Difference]: Start difference. First operand has 542 places, 545 transitions, 1098 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:38,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 543 places, 544 transitions, 1116 flow [2024-10-31 22:04:38,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 541 places, 544 transitions, 1112 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:38,287 INFO L231 Difference]: Finished difference. Result has 541 places, 544 transitions, 1096 flow [2024-10-31 22:04:38,289 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1092, PETRI_DIFFERENCE_MINUEND_PLACES=539, 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=1096, PETRI_PLACES=541, PETRI_TRANSITIONS=544} [2024-10-31 22:04:38,291 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -15 predicate places. [2024-10-31 22:04:38,291 INFO L471 AbstractCegarLoop]: Abstraction has has 541 places, 544 transitions, 1096 flow [2024-10-31 22:04:38,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,292 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:38,293 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] [2024-10-31 22:04:38,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:04:38,296 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 54 more)] === [2024-10-31 22:04:38,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:38,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1271601080, now seen corresponding path program 1 times [2024-10-31 22:04:38,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:38,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615109443] [2024-10-31 22:04:38,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:38,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:38,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:38,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615109443] [2024-10-31 22:04:38,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615109443] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:38,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:38,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:38,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891881658] [2024-10-31 22:04:38,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:38,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:38,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:38,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:38,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:38,461 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:38,464 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 541 places, 544 transitions, 1096 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,465 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:38,465 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:38,465 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:38,625 INFO L124 PetriNetUnfolderBase]: 13/585 cut-off events. [2024-10-31 22:04:38,625 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:38,628 INFO L83 FinitePrefix]: Finished finitePrefix Result has 607 conditions, 585 events. 13/585 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 768 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 463. Up to 13 conditions per place. [2024-10-31 22:04:38,630 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/543 dead transitions. [2024-10-31 22:04:38,630 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 542 places, 543 transitions, 1114 flow [2024-10-31 22:04:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:38,635 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:38,635 INFO L175 Difference]: Start difference. First operand has 541 places, 544 transitions, 1096 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:38,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 542 places, 543 transitions, 1114 flow [2024-10-31 22:04:38,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 540 places, 543 transitions, 1110 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:38,645 INFO L231 Difference]: Finished difference. Result has 540 places, 543 transitions, 1094 flow [2024-10-31 22:04:38,646 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1090, PETRI_DIFFERENCE_MINUEND_PLACES=538, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1094, PETRI_PLACES=540, PETRI_TRANSITIONS=543} [2024-10-31 22:04:38,647 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -16 predicate places. [2024-10-31 22:04:38,647 INFO L471 AbstractCegarLoop]: Abstraction has has 540 places, 543 transitions, 1094 flow [2024-10-31 22:04:38,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,649 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:38,649 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] [2024-10-31 22:04:38,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:04:38,649 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 54 more)] === [2024-10-31 22:04:38,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:38,650 INFO L85 PathProgramCache]: Analyzing trace with hash 760283894, now seen corresponding path program 1 times [2024-10-31 22:04:38,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:38,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335490719] [2024-10-31 22:04:38,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:38,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:38,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:38,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335490719] [2024-10-31 22:04:38,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335490719] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:38,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:38,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:38,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830134461] [2024-10-31 22:04:38,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:38,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:38,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:38,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:38,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:38,802 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:38,804 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 540 places, 543 transitions, 1094 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,805 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:38,805 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:38,805 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:38,929 INFO L124 PetriNetUnfolderBase]: 13/584 cut-off events. [2024-10-31 22:04:38,929 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:38,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 606 conditions, 584 events. 13/584 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 767 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 455. Up to 13 conditions per place. [2024-10-31 22:04:38,935 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/542 dead transitions. [2024-10-31 22:04:38,935 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 541 places, 542 transitions, 1112 flow [2024-10-31 22:04:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:38,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:38,947 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:38,947 INFO L175 Difference]: Start difference. First operand has 540 places, 543 transitions, 1094 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:38,948 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 541 places, 542 transitions, 1112 flow [2024-10-31 22:04:38,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 539 places, 542 transitions, 1108 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:38,957 INFO L231 Difference]: Finished difference. Result has 539 places, 542 transitions, 1092 flow [2024-10-31 22:04:38,958 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1088, PETRI_DIFFERENCE_MINUEND_PLACES=537, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1092, PETRI_PLACES=539, PETRI_TRANSITIONS=542} [2024-10-31 22:04:38,959 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -17 predicate places. [2024-10-31 22:04:38,959 INFO L471 AbstractCegarLoop]: Abstraction has has 539 places, 542 transitions, 1092 flow [2024-10-31 22:04:38,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:38,961 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:38,961 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] [2024-10-31 22:04:38,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:04:38,962 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 54 more)] === [2024-10-31 22:04:38,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:38,962 INFO L85 PathProgramCache]: Analyzing trace with hash 744666606, now seen corresponding path program 1 times [2024-10-31 22:04:38,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:38,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562424036] [2024-10-31 22:04:38,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:38,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:39,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:39,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562424036] [2024-10-31 22:04:39,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562424036] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:39,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:39,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:39,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649661108] [2024-10-31 22:04:39,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:39,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:39,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:39,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:39,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:39,086 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:39,088 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 539 places, 542 transitions, 1092 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,088 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:39,088 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:39,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:39,192 INFO L124 PetriNetUnfolderBase]: 13/583 cut-off events. [2024-10-31 22:04:39,193 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:39,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 605 conditions, 583 events. 13/583 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 766 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 447. Up to 13 conditions per place. [2024-10-31 22:04:39,198 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/541 dead transitions. [2024-10-31 22:04:39,198 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 540 places, 541 transitions, 1110 flow [2024-10-31 22:04:39,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:39,202 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:39,202 INFO L175 Difference]: Start difference. First operand has 539 places, 542 transitions, 1092 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:39,203 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 540 places, 541 transitions, 1110 flow [2024-10-31 22:04:39,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 538 places, 541 transitions, 1106 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:39,212 INFO L231 Difference]: Finished difference. Result has 538 places, 541 transitions, 1090 flow [2024-10-31 22:04:39,213 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1086, PETRI_DIFFERENCE_MINUEND_PLACES=536, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=539, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1090, PETRI_PLACES=538, PETRI_TRANSITIONS=541} [2024-10-31 22:04:39,214 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -18 predicate places. [2024-10-31 22:04:39,214 INFO L471 AbstractCegarLoop]: Abstraction has has 538 places, 541 transitions, 1090 flow [2024-10-31 22:04:39,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,215 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:39,215 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] [2024-10-31 22:04:39,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:04:39,216 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 54 more)] === [2024-10-31 22:04:39,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:39,216 INFO L85 PathProgramCache]: Analyzing trace with hash -855106030, now seen corresponding path program 1 times [2024-10-31 22:04:39,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:39,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548105534] [2024-10-31 22:04:39,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:39,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:39,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:39,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548105534] [2024-10-31 22:04:39,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548105534] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:39,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:39,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:39,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871764618] [2024-10-31 22:04:39,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:39,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:39,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:39,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:39,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:39,334 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 546 out of 568 [2024-10-31 22:04:39,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 538 places, 541 transitions, 1090 flow. Second operand has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:39,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 546 of 568 [2024-10-31 22:04:39,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:39,533 INFO L124 PetriNetUnfolderBase]: 29/1024 cut-off events. [2024-10-31 22:04:39,534 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:04:39,538 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1055 conditions, 1024 events. 29/1024 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2890 event pairs, 5 based on Foata normal form. 0/942 useless extension candidates. Maximal degree in co-relation 890. Up to 20 conditions per place. [2024-10-31 22:04:39,541 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 9 selfloop transitions, 2 changer transitions 0/540 dead transitions. [2024-10-31 22:04:39,541 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 539 places, 540 transitions, 1110 flow [2024-10-31 22:04:39,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1650 transitions. [2024-10-31 22:04:39,545 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683098591549296 [2024-10-31 22:04:39,545 INFO L175 Difference]: Start difference. First operand has 538 places, 541 transitions, 1090 flow. Second operand 3 states and 1650 transitions. [2024-10-31 22:04:39,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 539 places, 540 transitions, 1110 flow [2024-10-31 22:04:39,570 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 537 places, 540 transitions, 1106 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:39,576 INFO L231 Difference]: Finished difference. Result has 537 places, 540 transitions, 1088 flow [2024-10-31 22:04:39,577 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1084, PETRI_DIFFERENCE_MINUEND_PLACES=535, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=540, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1088, PETRI_PLACES=537, PETRI_TRANSITIONS=540} [2024-10-31 22:04:39,577 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -19 predicate places. [2024-10-31 22:04:39,578 INFO L471 AbstractCegarLoop]: Abstraction has has 537 places, 540 transitions, 1088 flow [2024-10-31 22:04:39,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,579 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:39,579 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] [2024-10-31 22:04:39,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:04:39,580 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 54 more)] === [2024-10-31 22:04:39,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:39,580 INFO L85 PathProgramCache]: Analyzing trace with hash 651120496, now seen corresponding path program 1 times [2024-10-31 22:04:39,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:39,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548134782] [2024-10-31 22:04:39,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:39,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:39,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548134782] [2024-10-31 22:04:39,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548134782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:39,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:39,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:39,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911734980] [2024-10-31 22:04:39,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:39,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:39,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:39,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:39,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:39,706 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:39,708 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 537 places, 540 transitions, 1088 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:39,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:39,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:39,817 INFO L124 PetriNetUnfolderBase]: 13/581 cut-off events. [2024-10-31 22:04:39,817 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:39,820 INFO L83 FinitePrefix]: Finished finitePrefix Result has 603 conditions, 581 events. 13/581 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 764 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 431. Up to 13 conditions per place. [2024-10-31 22:04:39,822 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/539 dead transitions. [2024-10-31 22:04:39,822 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 538 places, 539 transitions, 1106 flow [2024-10-31 22:04:39,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:39,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:39,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:39,826 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:39,826 INFO L175 Difference]: Start difference. First operand has 537 places, 540 transitions, 1088 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:39,826 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 538 places, 539 transitions, 1106 flow [2024-10-31 22:04:39,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 536 places, 539 transitions, 1102 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:39,836 INFO L231 Difference]: Finished difference. Result has 536 places, 539 transitions, 1086 flow [2024-10-31 22:04:39,837 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1082, PETRI_DIFFERENCE_MINUEND_PLACES=534, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=537, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1086, PETRI_PLACES=536, PETRI_TRANSITIONS=539} [2024-10-31 22:04:39,839 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -20 predicate places. [2024-10-31 22:04:39,839 INFO L471 AbstractCegarLoop]: Abstraction has has 536 places, 539 transitions, 1086 flow [2024-10-31 22:04:39,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,840 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:39,840 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] [2024-10-31 22:04:39,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:04:39,841 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 54 more)] === [2024-10-31 22:04:39,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:39,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1004848763, now seen corresponding path program 1 times [2024-10-31 22:04:39,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:39,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256251972] [2024-10-31 22:04:39,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:39,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:39,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:39,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256251972] [2024-10-31 22:04:39,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256251972] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:39,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:39,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:39,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679183378] [2024-10-31 22:04:39,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:39,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:39,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:39,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:39,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:39,977 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:39,979 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 536 places, 539 transitions, 1086 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:39,980 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:39,980 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:39,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:40,102 INFO L124 PetriNetUnfolderBase]: 13/580 cut-off events. [2024-10-31 22:04:40,102 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:40,105 INFO L83 FinitePrefix]: Finished finitePrefix Result has 602 conditions, 580 events. 13/580 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 767 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 423. Up to 13 conditions per place. [2024-10-31 22:04:40,106 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/538 dead transitions. [2024-10-31 22:04:40,106 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 537 places, 538 transitions, 1104 flow [2024-10-31 22:04:40,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:40,110 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:40,110 INFO L175 Difference]: Start difference. First operand has 536 places, 539 transitions, 1086 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:40,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 537 places, 538 transitions, 1104 flow [2024-10-31 22:04:40,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 535 places, 538 transitions, 1100 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:40,119 INFO L231 Difference]: Finished difference. Result has 535 places, 538 transitions, 1084 flow [2024-10-31 22:04:40,120 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1080, PETRI_DIFFERENCE_MINUEND_PLACES=533, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=538, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1084, PETRI_PLACES=535, PETRI_TRANSITIONS=538} [2024-10-31 22:04:40,120 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -21 predicate places. [2024-10-31 22:04:40,121 INFO L471 AbstractCegarLoop]: Abstraction has has 535 places, 538 transitions, 1084 flow [2024-10-31 22:04:40,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,122 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:40,122 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] [2024-10-31 22:04:40,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:04:40,123 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 54 more)] === [2024-10-31 22:04:40,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:40,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1522590136, now seen corresponding path program 1 times [2024-10-31 22:04:40,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:40,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384713105] [2024-10-31 22:04:40,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:40,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:40,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:40,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384713105] [2024-10-31 22:04:40,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384713105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:40,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:40,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:40,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726338371] [2024-10-31 22:04:40,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:40,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:40,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:40,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:40,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:40,248 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:40,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 538 transitions, 1084 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:40,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:40,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:40,356 INFO L124 PetriNetUnfolderBase]: 13/579 cut-off events. [2024-10-31 22:04:40,357 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:40,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 601 conditions, 579 events. 13/579 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 763 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 415. Up to 13 conditions per place. [2024-10-31 22:04:40,361 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/537 dead transitions. [2024-10-31 22:04:40,362 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 536 places, 537 transitions, 1102 flow [2024-10-31 22:04:40,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:40,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:40,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:40,366 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:40,366 INFO L175 Difference]: Start difference. First operand has 535 places, 538 transitions, 1084 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:40,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 536 places, 537 transitions, 1102 flow [2024-10-31 22:04:40,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 537 transitions, 1098 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:40,375 INFO L231 Difference]: Finished difference. Result has 534 places, 537 transitions, 1082 flow [2024-10-31 22:04:40,376 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1078, PETRI_DIFFERENCE_MINUEND_PLACES=532, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=537, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=535, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1082, PETRI_PLACES=534, PETRI_TRANSITIONS=537} [2024-10-31 22:04:40,377 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -22 predicate places. [2024-10-31 22:04:40,377 INFO L471 AbstractCegarLoop]: Abstraction has has 534 places, 537 transitions, 1082 flow [2024-10-31 22:04:40,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,378 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:40,379 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] [2024-10-31 22:04:40,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:04:40,379 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 54 more)] === [2024-10-31 22:04:40,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:40,380 INFO L85 PathProgramCache]: Analyzing trace with hash -501470872, now seen corresponding path program 1 times [2024-10-31 22:04:40,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:40,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602316081] [2024-10-31 22:04:40,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:40,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:40,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:40,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602316081] [2024-10-31 22:04:40,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602316081] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:40,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:40,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:40,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090447965] [2024-10-31 22:04:40,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:40,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:40,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:40,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:40,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:40,521 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 547 out of 568 [2024-10-31 22:04:40,523 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 537 transitions, 1082 flow. Second operand has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,523 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:40,523 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 547 of 568 [2024-10-31 22:04:40,523 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:40,654 INFO L124 PetriNetUnfolderBase]: 13/578 cut-off events. [2024-10-31 22:04:40,655 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:40,657 INFO L83 FinitePrefix]: Finished finitePrefix Result has 600 conditions, 578 events. 13/578 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 762 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 407. Up to 13 conditions per place. [2024-10-31 22:04:40,659 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 8 selfloop transitions, 2 changer transitions 0/536 dead transitions. [2024-10-31 22:04:40,659 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 535 places, 536 transitions, 1100 flow [2024-10-31 22:04:40,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:40,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1652 transitions. [2024-10-31 22:04:40,665 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9694835680751174 [2024-10-31 22:04:40,665 INFO L175 Difference]: Start difference. First operand has 534 places, 537 transitions, 1082 flow. Second operand 3 states and 1652 transitions. [2024-10-31 22:04:40,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 535 places, 536 transitions, 1100 flow [2024-10-31 22:04:40,670 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 533 places, 536 transitions, 1096 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:40,677 INFO L231 Difference]: Finished difference. Result has 533 places, 536 transitions, 1080 flow [2024-10-31 22:04:40,678 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1076, PETRI_DIFFERENCE_MINUEND_PLACES=531, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=536, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=534, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1080, PETRI_PLACES=533, PETRI_TRANSITIONS=536} [2024-10-31 22:04:40,679 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -23 predicate places. [2024-10-31 22:04:40,679 INFO L471 AbstractCegarLoop]: Abstraction has has 533 places, 536 transitions, 1080 flow [2024-10-31 22:04:40,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 548.3333333333334) internal successors, (1645), 3 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,681 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:40,681 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] [2024-10-31 22:04:40,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:04:40,681 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 54 more)] === [2024-10-31 22:04:40,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:40,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1959415502, now seen corresponding path program 1 times [2024-10-31 22:04:40,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:40,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733326142] [2024-10-31 22:04:40,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:40,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:40,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:40,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733326142] [2024-10-31 22:04:40,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733326142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:40,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:40,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:40,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520606634] [2024-10-31 22:04:40,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:40,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:40,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:40,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:40,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:40,859 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 546 out of 568 [2024-10-31 22:04:40,862 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 533 places, 536 transitions, 1080 flow. Second operand has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:40,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:40,863 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 546 of 568 [2024-10-31 22:04:40,863 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:40,997 INFO L124 PetriNetUnfolderBase]: 18/643 cut-off events. [2024-10-31 22:04:40,998 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:41,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 674 conditions, 643 events. 18/643 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1114 event pairs, 5 based on Foata normal form. 0/605 useless extension candidates. Maximal degree in co-relation 474. Up to 20 conditions per place. [2024-10-31 22:04:41,003 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 9 selfloop transitions, 2 changer transitions 0/535 dead transitions. [2024-10-31 22:04:41,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 534 places, 535 transitions, 1100 flow [2024-10-31 22:04:41,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1650 transitions. [2024-10-31 22:04:41,007 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9683098591549296 [2024-10-31 22:04:41,007 INFO L175 Difference]: Start difference. First operand has 533 places, 536 transitions, 1080 flow. Second operand 3 states and 1650 transitions. [2024-10-31 22:04:41,007 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 534 places, 535 transitions, 1100 flow [2024-10-31 22:04:41,011 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 535 transitions, 1096 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:41,017 INFO L231 Difference]: Finished difference. Result has 532 places, 535 transitions, 1078 flow [2024-10-31 22:04:41,018 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1074, PETRI_DIFFERENCE_MINUEND_PLACES=530, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=535, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=533, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1078, PETRI_PLACES=532, PETRI_TRANSITIONS=535} [2024-10-31 22:04:41,018 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -24 predicate places. [2024-10-31 22:04:41,018 INFO L471 AbstractCegarLoop]: Abstraction has has 532 places, 535 transitions, 1078 flow [2024-10-31 22:04:41,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 547.3333333333334) internal successors, (1642), 3 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,020 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:41,020 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] [2024-10-31 22:04:41,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 22:04:41,021 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 54 more)] === [2024-10-31 22:04:41,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:41,021 INFO L85 PathProgramCache]: Analyzing trace with hash 254497953, now seen corresponding path program 1 times [2024-10-31 22:04:41,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:41,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142816400] [2024-10-31 22:04:41,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:41,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:41,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:41,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142816400] [2024-10-31 22:04:41,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142816400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:41,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:41,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:41,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032427458] [2024-10-31 22:04:41,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:41,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:41,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:41,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:41,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:41,197 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 543 out of 568 [2024-10-31 22:04:41,199 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 532 places, 535 transitions, 1078 flow. Second operand has 3 states, 3 states have (on average 544.3333333333334) internal successors, (1633), 3 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,199 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:41,200 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 543 of 568 [2024-10-31 22:04:41,200 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:41,333 INFO L124 PetriNetUnfolderBase]: 22/662 cut-off events. [2024-10-31 22:04:41,334 INFO L125 PetriNetUnfolderBase]: For 5/6 co-relation queries the response was YES. [2024-10-31 22:04:41,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 704 conditions, 662 events. 22/662 cut-off events. For 5/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1268 event pairs, 9 based on Foata normal form. 0/622 useless extension candidates. Maximal degree in co-relation 497. Up to 31 conditions per place. [2024-10-31 22:04:41,339 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 12 selfloop transitions, 2 changer transitions 0/534 dead transitions. [2024-10-31 22:04:41,339 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 533 places, 534 transitions, 1104 flow [2024-10-31 22:04:41,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1644 transitions. [2024-10-31 22:04:41,344 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9647887323943662 [2024-10-31 22:04:41,344 INFO L175 Difference]: Start difference. First operand has 532 places, 535 transitions, 1078 flow. Second operand 3 states and 1644 transitions. [2024-10-31 22:04:41,344 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 533 places, 534 transitions, 1104 flow [2024-10-31 22:04:41,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 531 places, 534 transitions, 1100 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:41,353 INFO L231 Difference]: Finished difference. Result has 531 places, 534 transitions, 1076 flow [2024-10-31 22:04:41,354 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1072, PETRI_DIFFERENCE_MINUEND_PLACES=529, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=532, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1076, PETRI_PLACES=531, PETRI_TRANSITIONS=534} [2024-10-31 22:04:41,354 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -25 predicate places. [2024-10-31 22:04:41,355 INFO L471 AbstractCegarLoop]: Abstraction has has 531 places, 534 transitions, 1076 flow [2024-10-31 22:04:41,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 544.3333333333334) internal successors, (1633), 3 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,356 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:41,357 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] [2024-10-31 22:04:41,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-31 22:04:41,357 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 54 more)] === [2024-10-31 22:04:41,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:41,358 INFO L85 PathProgramCache]: Analyzing trace with hash 741454054, now seen corresponding path program 1 times [2024-10-31 22:04:41,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:41,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257715140] [2024-10-31 22:04:41,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:41,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:41,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257715140] [2024-10-31 22:04:41,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257715140] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:41,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:41,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:41,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28195193] [2024-10-31 22:04:41,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:41,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:41,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:41,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:41,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:41,527 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 541 out of 568 [2024-10-31 22:04:41,528 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 531 places, 534 transitions, 1076 flow. Second operand has 3 states, 3 states have (on average 542.0) internal successors, (1626), 3 states have internal predecessors, (1626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,529 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:41,529 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 541 of 568 [2024-10-31 22:04:41,529 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:41,733 INFO L124 PetriNetUnfolderBase]: 45/1026 cut-off events. [2024-10-31 22:04:41,733 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-10-31 22:04:41,737 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1092 conditions, 1026 events. 45/1026 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3558 event pairs, 20 based on Foata normal form. 0/963 useless extension candidates. Maximal degree in co-relation 877. Up to 53 conditions per place. [2024-10-31 22:04:41,741 INFO L140 encePairwiseOnDemand]: 563/568 looper letters, 13 selfloop transitions, 1 changer transitions 0/530 dead transitions. [2024-10-31 22:04:41,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 529 places, 530 transitions, 1096 flow [2024-10-31 22:04:41,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1641 transitions. [2024-10-31 22:04:41,745 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9630281690140845 [2024-10-31 22:04:41,745 INFO L175 Difference]: Start difference. First operand has 531 places, 534 transitions, 1076 flow. Second operand 3 states and 1641 transitions. [2024-10-31 22:04:41,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 529 places, 530 transitions, 1096 flow [2024-10-31 22:04:41,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 527 places, 530 transitions, 1092 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:41,755 INFO L231 Difference]: Finished difference. Result has 527 places, 530 transitions, 1066 flow [2024-10-31 22:04:41,755 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1064, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1066, PETRI_PLACES=527, PETRI_TRANSITIONS=530} [2024-10-31 22:04:41,756 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -29 predicate places. [2024-10-31 22:04:41,756 INFO L471 AbstractCegarLoop]: Abstraction has has 527 places, 530 transitions, 1066 flow [2024-10-31 22:04:41,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 542.0) internal successors, (1626), 3 states have internal predecessors, (1626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,758 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:41,758 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] [2024-10-31 22:04:41,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-31 22:04:41,758 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 54 more)] === [2024-10-31 22:04:41,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:41,759 INFO L85 PathProgramCache]: Analyzing trace with hash -646567927, now seen corresponding path program 1 times [2024-10-31 22:04:41,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:41,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692136906] [2024-10-31 22:04:41,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:41,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:41,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:41,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:41,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692136906] [2024-10-31 22:04:41,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692136906] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:41,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:41,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:41,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558658666] [2024-10-31 22:04:41,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:41,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:41,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:41,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:41,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:41,887 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 551 out of 568 [2024-10-31 22:04:41,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 527 places, 530 transitions, 1066 flow. Second operand has 3 states, 3 states have (on average 551.6666666666666) internal successors, (1655), 3 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:41,890 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:41,890 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 551 of 568 [2024-10-31 22:04:41,890 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:41,990 INFO L124 PetriNetUnfolderBase]: 13/571 cut-off events. [2024-10-31 22:04:41,990 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:41,992 INFO L83 FinitePrefix]: Finished finitePrefix Result has 589 conditions, 571 events. 13/571 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 747 event pairs, 2 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 375. Up to 11 conditions per place. [2024-10-31 22:04:41,994 INFO L140 encePairwiseOnDemand]: 566/568 looper letters, 6 selfloop transitions, 1 changer transitions 0/529 dead transitions. [2024-10-31 22:04:41,995 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 528 places, 529 transitions, 1078 flow [2024-10-31 22:04:41,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:41,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1661 transitions. [2024-10-31 22:04:41,999 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9747652582159625 [2024-10-31 22:04:41,999 INFO L175 Difference]: Start difference. First operand has 527 places, 530 transitions, 1066 flow. Second operand 3 states and 1661 transitions. [2024-10-31 22:04:41,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 528 places, 529 transitions, 1078 flow [2024-10-31 22:04:42,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 527 places, 529 transitions, 1077 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:42,008 INFO L231 Difference]: Finished difference. Result has 527 places, 529 transitions, 1065 flow [2024-10-31 22:04:42,009 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1063, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=529, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1065, PETRI_PLACES=527, PETRI_TRANSITIONS=529} [2024-10-31 22:04:42,009 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -29 predicate places. [2024-10-31 22:04:42,009 INFO L471 AbstractCegarLoop]: Abstraction has has 527 places, 529 transitions, 1065 flow [2024-10-31 22:04:42,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 551.6666666666666) internal successors, (1655), 3 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,010 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:42,011 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:04:42,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-31 22:04:42,011 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 54 more)] === [2024-10-31 22:04:42,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:42,012 INFO L85 PathProgramCache]: Analyzing trace with hash 626999917, now seen corresponding path program 1 times [2024-10-31 22:04:42,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:42,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753758301] [2024-10-31 22:04:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:42,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:42,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753758301] [2024-10-31 22:04:42,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753758301] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:42,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:42,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:42,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040086176] [2024-10-31 22:04:42,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:42,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:42,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:42,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:42,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:42,196 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 543 out of 568 [2024-10-31 22:04:42,197 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 527 places, 529 transitions, 1065 flow. Second operand has 3 states, 3 states have (on average 544.3333333333334) internal successors, (1633), 3 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,198 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:42,198 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 543 of 568 [2024-10-31 22:04:42,198 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:42,330 INFO L124 PetriNetUnfolderBase]: 23/698 cut-off events. [2024-10-31 22:04:42,331 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2024-10-31 22:04:42,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 741 conditions, 698 events. 23/698 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1568 event pairs, 8 based on Foata normal form. 0/663 useless extension candidates. Maximal degree in co-relation 527. Up to 30 conditions per place. [2024-10-31 22:04:42,336 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 13 selfloop transitions, 2 changer transitions 0/528 dead transitions. [2024-10-31 22:04:42,336 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 528 places, 528 transitions, 1093 flow [2024-10-31 22:04:42,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:42,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1645 transitions. [2024-10-31 22:04:42,340 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9653755868544601 [2024-10-31 22:04:42,340 INFO L175 Difference]: Start difference. First operand has 527 places, 529 transitions, 1065 flow. Second operand 3 states and 1645 transitions. [2024-10-31 22:04:42,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 528 places, 528 transitions, 1093 flow [2024-10-31 22:04:42,344 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 527 places, 528 transitions, 1092 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:42,349 INFO L231 Difference]: Finished difference. Result has 527 places, 528 transitions, 1066 flow [2024-10-31 22:04:42,350 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1062, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=528, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=526, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1066, PETRI_PLACES=527, PETRI_TRANSITIONS=528} [2024-10-31 22:04:42,351 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -29 predicate places. [2024-10-31 22:04:42,351 INFO L471 AbstractCegarLoop]: Abstraction has has 527 places, 528 transitions, 1066 flow [2024-10-31 22:04:42,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 544.3333333333334) internal successors, (1633), 3 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,352 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:42,352 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] [2024-10-31 22:04:42,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-31 22:04:42,352 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 54 more)] === [2024-10-31 22:04:42,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:42,353 INFO L85 PathProgramCache]: Analyzing trace with hash 129455842, now seen corresponding path program 1 times [2024-10-31 22:04:42,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:42,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150924242] [2024-10-31 22:04:42,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:42,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:42,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:42,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150924242] [2024-10-31 22:04:42,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150924242] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:42,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:42,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:42,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135936144] [2024-10-31 22:04:42,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:42,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:42,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:42,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:42,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:42,512 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 543 out of 568 [2024-10-31 22:04:42,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 527 places, 528 transitions, 1066 flow. Second operand has 3 states, 3 states have (on average 544.0) internal successors, (1632), 3 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:42,514 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 543 of 568 [2024-10-31 22:04:42,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:42,748 INFO L124 PetriNetUnfolderBase]: 44/1049 cut-off events. [2024-10-31 22:04:42,748 INFO L125 PetriNetUnfolderBase]: For 7/8 co-relation queries the response was YES. [2024-10-31 22:04:42,753 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1124 conditions, 1049 events. 44/1049 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3448 event pairs, 2 based on Foata normal form. 0/989 useless extension candidates. Maximal degree in co-relation 948. Up to 43 conditions per place. [2024-10-31 22:04:42,756 INFO L140 encePairwiseOnDemand]: 562/568 looper letters, 16 selfloop transitions, 3 changer transitions 0/531 dead transitions. [2024-10-31 22:04:42,756 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 531 transitions, 1114 flow [2024-10-31 22:04:42,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:42,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:42,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1651 transitions. [2024-10-31 22:04:42,760 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9688967136150235 [2024-10-31 22:04:42,760 INFO L175 Difference]: Start difference. First operand has 527 places, 528 transitions, 1066 flow. Second operand 3 states and 1651 transitions. [2024-10-31 22:04:42,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 531 transitions, 1114 flow [2024-10-31 22:04:42,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 524 places, 531 transitions, 1110 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:42,771 INFO L231 Difference]: Finished difference. Result has 525 places, 526 transitions, 1069 flow [2024-10-31 22:04:42,772 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1056, PETRI_DIFFERENCE_MINUEND_PLACES=522, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=522, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1069, PETRI_PLACES=525, PETRI_TRANSITIONS=526} [2024-10-31 22:04:42,772 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -31 predicate places. [2024-10-31 22:04:42,773 INFO L471 AbstractCegarLoop]: Abstraction has has 525 places, 526 transitions, 1069 flow [2024-10-31 22:04:42,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 544.0) internal successors, (1632), 3 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,774 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:42,774 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] [2024-10-31 22:04:42,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-31 22:04:42,774 INFO L396 AbstractCegarLoop]: === Iteration 23 === 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 54 more)] === [2024-10-31 22:04:42,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:42,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1866685619, now seen corresponding path program 1 times [2024-10-31 22:04:42,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:42,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088037883] [2024-10-31 22:04:42,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:42,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:42,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:42,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088037883] [2024-10-31 22:04:42,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088037883] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:42,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:42,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:42,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621459013] [2024-10-31 22:04:42,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:42,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:42,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:42,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:42,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:42,951 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 568 [2024-10-31 22:04:42,953 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 526 transitions, 1069 flow. Second operand has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:42,953 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:42,953 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 568 [2024-10-31 22:04:42,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:43,244 INFO L124 PetriNetUnfolderBase]: 45/1348 cut-off events. [2024-10-31 22:04:43,245 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-10-31 22:04:43,251 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1429 conditions, 1348 events. 45/1348 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5474 event pairs, 0 based on Foata normal form. 0/1269 useless extension candidates. Maximal degree in co-relation 1214. Up to 38 conditions per place. [2024-10-31 22:04:43,256 INFO L140 encePairwiseOnDemand]: 566/568 looper letters, 10 selfloop transitions, 1 changer transitions 0/528 dead transitions. [2024-10-31 22:04:43,256 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 528 transitions, 1097 flow [2024-10-31 22:04:43,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:43,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:43,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1662 transitions. [2024-10-31 22:04:43,260 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9753521126760564 [2024-10-31 22:04:43,260 INFO L175 Difference]: Start difference. First operand has 525 places, 526 transitions, 1069 flow. Second operand 3 states and 1662 transitions. [2024-10-31 22:04:43,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 528 transitions, 1097 flow [2024-10-31 22:04:43,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 528 transitions, 1094 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:43,270 INFO L231 Difference]: Finished difference. Result has 525 places, 525 transitions, 1066 flow [2024-10-31 22:04:43,271 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1064, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1066, PETRI_PLACES=525, PETRI_TRANSITIONS=525} [2024-10-31 22:04:43,271 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -31 predicate places. [2024-10-31 22:04:43,271 INFO L471 AbstractCegarLoop]: Abstraction has has 525 places, 525 transitions, 1066 flow [2024-10-31 22:04:43,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:43,272 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:43,273 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] [2024-10-31 22:04:43,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-31 22:04:43,273 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 54 more)] === [2024-10-31 22:04:43,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:43,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1420651781, now seen corresponding path program 1 times [2024-10-31 22:04:43,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:43,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59454571] [2024-10-31 22:04:43,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:43,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:43,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:43,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59454571] [2024-10-31 22:04:43,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59454571] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:43,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:43,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:43,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583105495] [2024-10-31 22:04:43,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:43,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:43,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:43,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:43,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:43,444 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 544 out of 568 [2024-10-31 22:04:43,445 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 525 transitions, 1066 flow. Second operand has 3 states, 3 states have (on average 546.0) internal successors, (1638), 3 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:43,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:43,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 544 of 568 [2024-10-31 22:04:43,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:43,673 INFO L124 PetriNetUnfolderBase]: 30/850 cut-off events. [2024-10-31 22:04:43,673 INFO L125 PetriNetUnfolderBase]: For 15/17 co-relation queries the response was YES. [2024-10-31 22:04:43,678 INFO L83 FinitePrefix]: Finished finitePrefix Result has 923 conditions, 850 events. 30/850 cut-off events. For 15/17 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2488 event pairs, 10 based on Foata normal form. 0/808 useless extension candidates. Maximal degree in co-relation 708. Up to 44 conditions per place. [2024-10-31 22:04:43,684 INFO L140 encePairwiseOnDemand]: 565/568 looper letters, 14 selfloop transitions, 2 changer transitions 0/525 dead transitions. [2024-10-31 22:04:43,684 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 525 transitions, 1098 flow [2024-10-31 22:04:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1648 transitions. [2024-10-31 22:04:43,689 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9671361502347418 [2024-10-31 22:04:43,689 INFO L175 Difference]: Start difference. First operand has 525 places, 525 transitions, 1066 flow. Second operand 3 states and 1648 transitions. [2024-10-31 22:04:43,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 525 transitions, 1098 flow [2024-10-31 22:04:43,694 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 525 transitions, 1097 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:43,702 INFO L231 Difference]: Finished difference. Result has 526 places, 525 transitions, 1073 flow [2024-10-31 22:04:43,703 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1063, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=522, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1073, PETRI_PLACES=526, PETRI_TRANSITIONS=525} [2024-10-31 22:04:43,704 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -30 predicate places. [2024-10-31 22:04:43,704 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 525 transitions, 1073 flow [2024-10-31 22:04:43,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 546.0) internal successors, (1638), 3 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:43,705 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:43,705 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] [2024-10-31 22:04:43,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-31 22:04:43,706 INFO L396 AbstractCegarLoop]: === Iteration 25 === 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 54 more)] === [2024-10-31 22:04:43,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:43,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1411491535, now seen corresponding path program 1 times [2024-10-31 22:04:43,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:43,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233803196] [2024-10-31 22:04:43,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:43,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:43,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:43,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:43,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233803196] [2024-10-31 22:04:43,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233803196] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:43,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:43,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:43,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660007047] [2024-10-31 22:04:43,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:43,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:43,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:43,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:43,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:43,881 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 568 [2024-10-31 22:04:43,883 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 525 transitions, 1073 flow. Second operand has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:43,883 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:43,883 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 568 [2024-10-31 22:04:43,883 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:44,193 INFO L124 PetriNetUnfolderBase]: 45/1330 cut-off events. [2024-10-31 22:04:44,194 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-10-31 22:04:44,200 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1415 conditions, 1330 events. 45/1330 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5385 event pairs, 0 based on Foata normal form. 0/1260 useless extension candidates. Maximal degree in co-relation 1401. Up to 38 conditions per place. [2024-10-31 22:04:44,204 INFO L140 encePairwiseOnDemand]: 566/568 looper letters, 10 selfloop transitions, 1 changer transitions 0/527 dead transitions. [2024-10-31 22:04:44,205 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 527 transitions, 1101 flow [2024-10-31 22:04:44,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1662 transitions. [2024-10-31 22:04:44,208 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9753521126760564 [2024-10-31 22:04:44,208 INFO L175 Difference]: Start difference. First operand has 526 places, 525 transitions, 1073 flow. Second operand 3 states and 1662 transitions. [2024-10-31 22:04:44,209 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 527 transitions, 1101 flow [2024-10-31 22:04:44,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 527 transitions, 1099 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:44,218 INFO L231 Difference]: Finished difference. Result has 526 places, 524 transitions, 1071 flow [2024-10-31 22:04:44,220 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1069, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=523, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1071, PETRI_PLACES=526, PETRI_TRANSITIONS=524} [2024-10-31 22:04:44,220 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -30 predicate places. [2024-10-31 22:04:44,220 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 524 transitions, 1071 flow [2024-10-31 22:04:44,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:44,221 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:44,222 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] [2024-10-31 22:04:44,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-31 22:04:44,222 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 54 more)] === [2024-10-31 22:04:44,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:44,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1935102605, now seen corresponding path program 1 times [2024-10-31 22:04:44,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:44,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459925986] [2024-10-31 22:04:44,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:44,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:44,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:44,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:44,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459925986] [2024-10-31 22:04:44,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459925986] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:44,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:44,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:44,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960251028] [2024-10-31 22:04:44,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:44,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:44,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:44,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:44,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:44,372 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 568 [2024-10-31 22:04:44,375 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 524 transitions, 1071 flow. Second operand has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:44,375 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:44,375 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 568 [2024-10-31 22:04:44,375 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:44,658 INFO L124 PetriNetUnfolderBase]: 45/1298 cut-off events. [2024-10-31 22:04:44,658 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-10-31 22:04:44,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1384 conditions, 1298 events. 45/1298 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5277 event pairs, 0 based on Foata normal form. 0/1236 useless extension candidates. Maximal degree in co-relation 1167. Up to 38 conditions per place. [2024-10-31 22:04:44,669 INFO L140 encePairwiseOnDemand]: 566/568 looper letters, 10 selfloop transitions, 1 changer transitions 0/526 dead transitions. [2024-10-31 22:04:44,671 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 526 transitions, 1099 flow [2024-10-31 22:04:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1662 transitions. [2024-10-31 22:04:44,675 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9753521126760564 [2024-10-31 22:04:44,675 INFO L175 Difference]: Start difference. First operand has 526 places, 524 transitions, 1071 flow. Second operand 3 states and 1662 transitions. [2024-10-31 22:04:44,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 526 transitions, 1099 flow [2024-10-31 22:04:44,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 526 transitions, 1098 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:44,684 INFO L231 Difference]: Finished difference. Result has 526 places, 523 transitions, 1070 flow [2024-10-31 22:04:44,685 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1068, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=523, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=522, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1070, PETRI_PLACES=526, PETRI_TRANSITIONS=523} [2024-10-31 22:04:44,686 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -30 predicate places. [2024-10-31 22:04:44,686 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 523 transitions, 1070 flow [2024-10-31 22:04:44,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 551.3333333333334) internal successors, (1654), 3 states have internal predecessors, (1654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:44,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:44,687 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] [2024-10-31 22:04:44,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-31 22:04:44,688 INFO L396 AbstractCegarLoop]: === Iteration 27 === 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 54 more)] === [2024-10-31 22:04:44,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:44,688 INFO L85 PathProgramCache]: Analyzing trace with hash -2012076437, now seen corresponding path program 1 times [2024-10-31 22:04:44,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:44,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392019337] [2024-10-31 22:04:44,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:44,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:44,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:44,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392019337] [2024-10-31 22:04:44,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392019337] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:44,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:44,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:44,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072612940] [2024-10-31 22:04:44,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:44,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:44,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:44,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:44,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:44,839 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 568 [2024-10-31 22:04:44,840 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 523 transitions, 1070 flow. Second operand has 3 states, 3 states have (on average 551.6666666666666) internal successors, (1655), 3 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:44,841 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:44,841 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 568 [2024-10-31 22:04:44,841 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:45,006 INFO L124 PetriNetUnfolderBase]: 23/787 cut-off events. [2024-10-31 22:04:45,006 INFO L125 PetriNetUnfolderBase]: For 11/13 co-relation queries the response was YES. [2024-10-31 22:04:45,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 845 conditions, 787 events. 23/787 cut-off events. For 11/13 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2043 event pairs, 0 based on Foata normal form. 0/760 useless extension candidates. Maximal degree in co-relation 628. Up to 24 conditions per place. [2024-10-31 22:04:45,014 INFO L140 encePairwiseOnDemand]: 566/568 looper letters, 7 selfloop transitions, 1 changer transitions 1/523 dead transitions. [2024-10-31 22:04:45,014 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 523 transitions, 1089 flow [2024-10-31 22:04:45,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:45,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1660 transitions. [2024-10-31 22:04:45,018 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9741784037558685 [2024-10-31 22:04:45,019 INFO L175 Difference]: Start difference. First operand has 526 places, 523 transitions, 1070 flow. Second operand 3 states and 1660 transitions. [2024-10-31 22:04:45,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 523 transitions, 1089 flow [2024-10-31 22:04:45,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 523 transitions, 1088 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:04:45,028 INFO L231 Difference]: Finished difference. Result has 526 places, 522 transitions, 1069 flow [2024-10-31 22:04:45,029 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=568, PETRI_DIFFERENCE_MINUEND_FLOW=1067, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=522, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=521, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1069, PETRI_PLACES=526, PETRI_TRANSITIONS=522} [2024-10-31 22:04:45,029 INFO L277 CegarLoopForPetriNet]: 556 programPoint places, -30 predicate places. [2024-10-31 22:04:45,029 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 522 transitions, 1069 flow [2024-10-31 22:04:45,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 551.6666666666666) internal successors, (1655), 3 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:04:45,030 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:45,031 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:04:45,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-31 22:04:45,031 INFO L396 AbstractCegarLoop]: === Iteration 28 === 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 54 more)] === [2024-10-31 22:04:45,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:45,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1912748485, now seen corresponding path program 1 times [2024-10-31 22:04:45,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:45,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903078483] [2024-10-31 22:04:45,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:45,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:49,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:49,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903078483] [2024-10-31 22:04:49,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903078483] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:49,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:49,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-31 22:04:49,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480535831] [2024-10-31 22:04:49,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:49,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-31 22:04:49,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:49,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-31 22:04:49,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90