/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 14:14:43,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 14:14:43,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 14:14:43,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 14:14:43,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 14:14:43,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 14:14:43,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 14:14:43,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 14:14:43,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 14:14:43,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 14:14:43,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 14:14:43,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 14:14:43,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 14:14:43,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 14:14:43,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 14:14:43,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 14:14:43,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 14:14:43,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 14:14:43,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 14:14:43,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 14:14:43,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 14:14:43,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 14:14:43,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 14:14:43,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 14:14:43,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 14:14:43,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 14:14:43,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 14:14:43,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 14:14:43,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 14:14:43,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 14:14:43,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 14:14:43,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 14:14:43,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 14:14:43,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 14:14:43,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 14:14:43,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 14:14:43,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 14:14:43,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 14:14:43,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 14:14:43,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 14:14:43,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 14:14:43,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 14:14:43,769 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 14:14:43,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 14:14:43,770 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 14:14:43,770 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 14:14:43,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 14:14:43,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 14:14:43,771 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 14:14:43,771 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 14:14:43,771 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 14:14:43,771 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 14:14:43,772 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 14:14:43,772 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 14:14:43,772 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 14:14:43,772 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 14:14:43,773 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 14:14:43,773 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 14:14:43,773 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 14:14:43,773 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 14:14:43,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 14:14:43,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 14:14:43,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 14:14:43,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 14:14:43,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 14:14:43,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 14:14:43,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 14:14:44,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 14:14:44,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 14:14:44,014 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 14:14:44,015 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 14:14:44,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i [2023-04-01 14:14:45,149 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 14:14:45,685 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 14:14:45,686 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i [2023-04-01 14:14:45,732 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cea0af7/e534725477fc4c0b8755d55211046d04/FLAGecff9cf95 [2023-04-01 14:14:45,747 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cea0af7/e534725477fc4c0b8755d55211046d04 [2023-04-01 14:14:45,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 14:14:45,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 14:14:45,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 14:14:45,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 14:14:45,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 14:14:45,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:14:45" (1/1) ... [2023-04-01 14:14:45,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfb05c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:45, skipping insertion in model container [2023-04-01 14:14:45,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:14:45" (1/1) ... [2023-04-01 14:14:45,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 14:14:45,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 14:14:48,832 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359515,359528] [2023-04-01 14:14:48,838 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359684,359697] [2023-04-01 14:14:48,838 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359851,359864] [2023-04-01 14:14:48,843 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[360019,360032] [2023-04-01 14:14:48,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 14:14:48,900 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 14:14:49,222 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359515,359528] [2023-04-01 14:14:49,223 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359684,359697] [2023-04-01 14:14:49,224 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[359851,359864] [2023-04-01 14:14:49,224 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i[360019,360032] [2023-04-01 14:14:49,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 14:14:49,404 INFO L208 MainTranslator]: Completed translation [2023-04-01 14:14:49,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49 WrapperNode [2023-04-01 14:14:49,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 14:14:49,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 14:14:49,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 14:14:49,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 14:14:49,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,774 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 14:14:49,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 14:14:49,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 14:14:49,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 14:14:49,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (1/1) ... [2023-04-01 14:14:49,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 14:14:49,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 14:14:49,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 14:14:49,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~X~~u16~0~X~$Pointer$~X~~u16~0~TO~int [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 14:14:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-04-01 14:14:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_resolve_flowctrl_fdx [2023-04-01 14:14:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc75xx_read_reg [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc75xx_write_reg [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_read_reg_nopm [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_write_reg_nopm [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_read_reg [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_write_reg [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc75xx_phy_wait_not_busy [2023-04-01 14:14:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc75xx_mdio_read [2023-04-01 14:14:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc75xx_mdio_write [2023-04-01 14:14:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_mdio_read_nopm [2023-04-01 14:14:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_mdio_write_nopm [2023-04-01 14:14:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_mdio_read [2023-04-01 14:14:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_mdio_write [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_wait_eeprom [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_eeprom_confirm_not_busy [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_read_eeprom [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_write_eeprom [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_dataport_wait_not_busy [2023-04-01 14:14:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_dataport_write [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_hash [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_deferred_multicast_write [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_set_multicast [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_update_flowcontrol [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_link_reset [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_status [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ethtool_get_eeprom_len [2023-04-01 14:14:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ethtool_get_eeprom [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ethtool_set_eeprom [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ethtool_get_wol [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ethtool_set_wol [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_ioctl [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_init_mac_address [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_set_mac_address [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_phy_initialize [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_set_rx_max_frame_length [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_change_mtu [2023-04-01 14:14:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_set_features [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_wait_ready [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_reset [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_bind [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_unbind [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc_crc [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_write_wuff [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_enter_suspend0 [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_enter_suspend1 [2023-04-01 14:14:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_enter_suspend2 [2023-04-01 14:14:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_enter_suspend3 [2023-04-01 14:14:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_enable_phy_wakeup_interrupts [2023-04-01 14:14:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_link_ok_nopm [2023-04-01 14:14:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_autosuspend [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_suspend [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_resume [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_rx_csum_offload [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_rx_fixup [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_tx_fixup [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_manage_power [2023-04-01 14:14:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_driver_init [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc75xx_driver_exit [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc75xx_driver_exit_6_2 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_smsc75xx_driver_init_6_11 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_4_1 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_3_2 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_3_3 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_2 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2023-04-01 14:14:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_13 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_15 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-01 14:14:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-01 14:14:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_25 [2023-04-01 14:14:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_26 [2023-04-01 14:14:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_30 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_31 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_32 [2023-04-01 14:14:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_35 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_38 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_39 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-01 14:14:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_dummy_resourceless_instance_1 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2023-04-01 14:14:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_15 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_4 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_3 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_callback_2_6 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_2_9 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_2_10 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_2_13 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_2_7 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_2_8 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_2 [2023-04-01 14:14:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_62 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_64 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_65 [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 14:14:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 14:14:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 14:14:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 14:14:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2023-04-01 14:14:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 14:14:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev16 [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 14:14:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-04-01 14:14:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_expand [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_change_mtu [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_defer_kevent [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_drvinfo [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-04-01 14:14:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 14:14:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 14:14:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2023-04-01 14:14:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_62 [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-01 14:14:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-04-01 14:14:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-01 14:14:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_64 [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-01 14:14:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_65 [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure mii_resolve_flowctrl_fdx [2023-04-01 14:14:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev16 [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_read_cmd [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_read_cmd_nopm [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd_nopm [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-04-01 14:14:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_change_mtu [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_defer_kevent [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_drvinfo [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc75xx_read_reg [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~X~~u16~0~X~$Pointer$~X~~u16~0~TO~int [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 14:14:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc75xx_write_reg [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_read_reg_nopm [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_write_reg_nopm [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_read_reg [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_write_reg [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc75xx_phy_wait_not_busy [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc75xx_mdio_read [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc75xx_mdio_write [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_mdio_read_nopm [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_mdio_write_nopm [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_mdio_read [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_mdio_write [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_wait_eeprom [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_eeprom_confirm_not_busy [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_read_eeprom [2023-04-01 14:14:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_write_eeprom [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_dataport_wait_not_busy [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_dataport_write [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_hash [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_deferred_multicast_write [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_set_multicast [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_update_flowcontrol [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_link_reset [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_status [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ethtool_get_eeprom_len [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ethtool_get_eeprom [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ethtool_set_eeprom [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ethtool_get_wol [2023-04-01 14:14:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ethtool_set_wol [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_ioctl [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_init_mac_address [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_set_mac_address [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_phy_initialize [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_set_rx_max_frame_length [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_change_mtu [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_set_features [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_wait_ready [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_reset [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_bind [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_unbind [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc_crc [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_write_wuff [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_enter_suspend0 [2023-04-01 14:14:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_enter_suspend1 [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_enter_suspend2 [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_enter_suspend3 [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_enable_phy_wakeup_interrupts [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_link_ok_nopm [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_autosuspend [2023-04-01 14:14:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_suspend [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_resume [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_rx_csum_offload [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_rx_fixup [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_tx_fixup [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_manage_power [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_driver_init [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc75xx_driver_exit [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc75xx_driver_exit_6_2 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_smsc75xx_driver_init_6_11 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_4_1 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2023-04-01 14:14:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_3_2 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_3_3 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_2 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_13 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_15 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_25 [2023-04-01 14:14:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_26 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_30 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_31 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_32 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_35 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_38 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_39 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 14:14:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_dummy_resourceless_instance_1 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2023-04-01 14:14:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_15 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_4 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_3 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_callback_2_6 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_2_9 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_2_10 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_2_13 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_2_7 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_2_8 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_2 [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 14:14:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-01 14:14:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-01 14:14:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 14:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2023-04-01 14:14:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 14:14:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_rfe_ctl_lock_of_smsc75xx_priv [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 14:14:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 14:14:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 14:14:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 14:14:50,846 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 14:14:50,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 14:14:55,523 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-01 14:14:55,941 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 14:14:59,104 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 14:15:01,877 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 14:15:01,877 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 14:15:01,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:15:01 BoogieIcfgContainer [2023-04-01 14:15:01,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 14:15:01,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 14:15:01,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 14:15:01,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 14:15:01,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 02:14:45" (1/3) ... [2023-04-01 14:15:01,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f450b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:15:01, skipping insertion in model container [2023-04-01 14:15:01,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:14:49" (2/3) ... [2023-04-01 14:15:01,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f450b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:15:01, skipping insertion in model container [2023-04-01 14:15:01,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:15:01" (3/3) ... [2023-04-01 14:15:01,892 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc75xx.cil.i [2023-04-01 14:15:01,909 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 14:15:01,909 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-01 14:15:02,013 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 14:15:02,018 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@68c41890, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 14:15:02,018 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-01 14:15:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 2803 states, 1600 states have (on average 1.2675) internal successors, (2028), 1614 states have internal predecessors, (2028), 854 states have call successors, (854), 246 states have call predecessors, (854), 244 states have return successors, (846), 839 states have call predecessors, (846), 846 states have call successors, (846) [2023-04-01 14:15:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-04-01 14:15:02,052 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:02,053 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:02,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:02,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:02,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1832615519, now seen corresponding path program 1 times [2023-04-01 14:15:02,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:02,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009641711] [2023-04-01 14:15:02,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:02,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-04-01 14:15:03,296 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:03,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009641711] [2023-04-01 14:15:03,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009641711] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:03,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:03,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:15:03,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182476087] [2023-04-01 14:15:03,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:03,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:15:03,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:03,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:15:03,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:15:03,350 INFO L87 Difference]: Start difference. First operand has 2803 states, 1600 states have (on average 1.2675) internal successors, (2028), 1614 states have internal predecessors, (2028), 854 states have call successors, (854), 246 states have call predecessors, (854), 244 states have return successors, (846), 839 states have call predecessors, (846), 846 states have call successors, (846) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 14:15:05,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:05,132 INFO L93 Difference]: Finished difference Result 7081 states and 9877 transitions. [2023-04-01 14:15:05,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:15:05,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 208 [2023-04-01 14:15:05,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:05,174 INFO L225 Difference]: With dead ends: 7081 [2023-04-01 14:15:05,174 INFO L226 Difference]: Without dead ends: 4672 [2023-04-01 14:15:05,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:15:05,192 INFO L413 NwaCegarLoop]: 3052 mSDtfsCounter, 3163 mSDsluCounter, 2970 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3163 SdHoareTripleChecker+Valid, 6022 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:05,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3163 Valid, 6022 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-01 14:15:05,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2023-04-01 14:15:05,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 4668. [2023-04-01 14:15:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4668 states, 2774 states have (on average 1.2851478010093726) internal successors, (3565), 2791 states have internal predecessors, (3565), 1447 states have call successors, (1447), 447 states have call predecessors, (1447), 444 states have return successors, (1442), 1434 states have call predecessors, (1442), 1442 states have call successors, (1442) [2023-04-01 14:15:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 4668 states and 6454 transitions. [2023-04-01 14:15:05,508 INFO L78 Accepts]: Start accepts. Automaton has 4668 states and 6454 transitions. Word has length 208 [2023-04-01 14:15:05,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:05,509 INFO L495 AbstractCegarLoop]: Abstraction has 4668 states and 6454 transitions. [2023-04-01 14:15:05,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 14:15:05,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4668 states and 6454 transitions. [2023-04-01 14:15:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-04-01 14:15:05,518 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:05,518 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:05,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 14:15:05,519 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:05,519 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:05,520 INFO L85 PathProgramCache]: Analyzing trace with hash 740124810, now seen corresponding path program 1 times [2023-04-01 14:15:05,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:05,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147232938] [2023-04-01 14:15:05,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:05,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-04-01 14:15:06,160 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:06,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147232938] [2023-04-01 14:15:06,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147232938] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:06,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:06,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:15:06,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392495269] [2023-04-01 14:15:06,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:06,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:15:06,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:06,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:15:06,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:15:06,164 INFO L87 Difference]: Start difference. First operand 4668 states and 6454 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 14:15:07,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:07,726 INFO L93 Difference]: Finished difference Result 11062 states and 15344 transitions. [2023-04-01 14:15:07,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:15:07,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 222 [2023-04-01 14:15:07,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:07,770 INFO L225 Difference]: With dead ends: 11062 [2023-04-01 14:15:07,770 INFO L226 Difference]: Without dead ends: 6442 [2023-04-01 14:15:07,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:15:07,792 INFO L413 NwaCegarLoop]: 3205 mSDtfsCounter, 2871 mSDsluCounter, 2943 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2871 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:07,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2871 Valid, 6148 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 14:15:07,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6442 states. [2023-04-01 14:15:08,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6442 to 6411. [2023-04-01 14:15:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6411 states, 3807 states have (on average 1.281323877068558) internal successors, (4878), 3835 states have internal predecessors, (4878), 2012 states have call successors, (2012), 592 states have call predecessors, (2012), 589 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6411 states to 6411 states and 8900 transitions. [2023-04-01 14:15:08,148 INFO L78 Accepts]: Start accepts. Automaton has 6411 states and 8900 transitions. Word has length 222 [2023-04-01 14:15:08,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:08,149 INFO L495 AbstractCegarLoop]: Abstraction has 6411 states and 8900 transitions. [2023-04-01 14:15:08,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 14:15:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 6411 states and 8900 transitions. [2023-04-01 14:15:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-04-01 14:15:08,158 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:08,158 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:08,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 14:15:08,158 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:08,159 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:08,159 INFO L85 PathProgramCache]: Analyzing trace with hash -639026010, now seen corresponding path program 1 times [2023-04-01 14:15:08,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:08,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654395909] [2023-04-01 14:15:08,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:08,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1267 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2023-04-01 14:15:08,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:08,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654395909] [2023-04-01 14:15:08,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654395909] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:08,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:08,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:08,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807543923] [2023-04-01 14:15:08,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:08,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:08,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:08,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:08,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:08,871 INFO L87 Difference]: Start difference. First operand 6411 states and 8900 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-04-01 14:15:10,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:10,626 INFO L93 Difference]: Finished difference Result 6417 states and 8905 transitions. [2023-04-01 14:15:10,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:10,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 282 [2023-04-01 14:15:10,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:10,669 INFO L225 Difference]: With dead ends: 6417 [2023-04-01 14:15:10,669 INFO L226 Difference]: Without dead ends: 6415 [2023-04-01 14:15:10,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:10,676 INFO L413 NwaCegarLoop]: 3021 mSDtfsCounter, 3322 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3333 SdHoareTripleChecker+Valid, 9051 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:10,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3333 Valid, 9051 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 14:15:10,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6415 states. [2023-04-01 14:15:11,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6415 to 6415. [2023-04-01 14:15:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6415 states, 3810 states have (on average 1.2811023622047244) internal successors, (4881), 3838 states have internal predecessors, (4881), 2012 states have call successors, (2012), 593 states have call predecessors, (2012), 590 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6415 states to 6415 states and 8903 transitions. [2023-04-01 14:15:11,200 INFO L78 Accepts]: Start accepts. Automaton has 6415 states and 8903 transitions. Word has length 282 [2023-04-01 14:15:11,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:11,201 INFO L495 AbstractCegarLoop]: Abstraction has 6415 states and 8903 transitions. [2023-04-01 14:15:11,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-04-01 14:15:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 6415 states and 8903 transitions. [2023-04-01 14:15:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-04-01 14:15:11,210 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:11,210 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:11,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 14:15:11,211 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:11,212 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:11,212 INFO L85 PathProgramCache]: Analyzing trace with hash 941365766, now seen corresponding path program 1 times [2023-04-01 14:15:11,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:11,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427275441] [2023-04-01 14:15:11,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:11,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2023-04-01 14:15:11,807 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:11,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427275441] [2023-04-01 14:15:11,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427275441] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:11,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:11,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:11,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859211152] [2023-04-01 14:15:11,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:11,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:11,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:11,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:11,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:11,809 INFO L87 Difference]: Start difference. First operand 6415 states and 8903 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-01 14:15:13,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:13,414 INFO L93 Difference]: Finished difference Result 6421 states and 8908 transitions. [2023-04-01 14:15:13,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:13,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 287 [2023-04-01 14:15:13,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:13,453 INFO L225 Difference]: With dead ends: 6421 [2023-04-01 14:15:13,453 INFO L226 Difference]: Without dead ends: 6419 [2023-04-01 14:15:13,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:13,461 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3317 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3327 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:13,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3327 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 14:15:13,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6419 states. [2023-04-01 14:15:13,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6419 to 6419. [2023-04-01 14:15:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6419 states, 3813 states have (on average 1.2808811959087332) internal successors, (4884), 3841 states have internal predecessors, (4884), 2012 states have call successors, (2012), 594 states have call predecessors, (2012), 591 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:13,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6419 states to 6419 states and 8906 transitions. [2023-04-01 14:15:13,975 INFO L78 Accepts]: Start accepts. Automaton has 6419 states and 8906 transitions. Word has length 287 [2023-04-01 14:15:13,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:13,977 INFO L495 AbstractCegarLoop]: Abstraction has 6419 states and 8906 transitions. [2023-04-01 14:15:13,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-01 14:15:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 6419 states and 8906 transitions. [2023-04-01 14:15:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-04-01 14:15:13,987 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:13,987 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:13,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 14:15:13,987 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:13,988 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:13,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1407602586, now seen corresponding path program 1 times [2023-04-01 14:15:13,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:13,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27589849] [2023-04-01 14:15:13,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:13,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2023-04-01 14:15:14,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:14,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27589849] [2023-04-01 14:15:14,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27589849] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:14,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:14,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:14,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771182007] [2023-04-01 14:15:14,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:14,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:14,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:14,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:14,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:14,548 INFO L87 Difference]: Start difference. First operand 6419 states and 8906 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (44), 3 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-01 14:15:16,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:16,396 INFO L93 Difference]: Finished difference Result 6425 states and 8911 transitions. [2023-04-01 14:15:16,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:16,396 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (44), 3 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 292 [2023-04-01 14:15:16,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:16,432 INFO L225 Difference]: With dead ends: 6425 [2023-04-01 14:15:16,433 INFO L226 Difference]: Without dead ends: 6423 [2023-04-01 14:15:16,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:16,436 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3317 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3326 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:16,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3326 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 14:15:16,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6423 states. [2023-04-01 14:15:16,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6423 to 6423. [2023-04-01 14:15:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6423 states, 3816 states have (on average 1.2806603773584906) internal successors, (4887), 3844 states have internal predecessors, (4887), 2012 states have call successors, (2012), 595 states have call predecessors, (2012), 592 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6423 states to 6423 states and 8909 transitions. [2023-04-01 14:15:16,817 INFO L78 Accepts]: Start accepts. Automaton has 6423 states and 8909 transitions. Word has length 292 [2023-04-01 14:15:16,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:16,818 INFO L495 AbstractCegarLoop]: Abstraction has 6423 states and 8909 transitions. [2023-04-01 14:15:16,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (44), 3 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-01 14:15:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 6423 states and 8909 transitions. [2023-04-01 14:15:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-04-01 14:15:16,828 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:16,828 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:16,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 14:15:16,829 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:16,829 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:16,829 INFO L85 PathProgramCache]: Analyzing trace with hash -921162298, now seen corresponding path program 1 times [2023-04-01 14:15:16,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:16,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826980300] [2023-04-01 14:15:16,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:16,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1285 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2023-04-01 14:15:17,381 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:17,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826980300] [2023-04-01 14:15:17,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826980300] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:17,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:17,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:17,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30696099] [2023-04-01 14:15:17,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:17,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:17,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:17,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:17,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:17,383 INFO L87 Difference]: Start difference. First operand 6423 states and 8909 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-04-01 14:15:18,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:18,906 INFO L93 Difference]: Finished difference Result 6429 states and 8914 transitions. [2023-04-01 14:15:18,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:18,907 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 297 [2023-04-01 14:15:18,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:18,944 INFO L225 Difference]: With dead ends: 6429 [2023-04-01 14:15:18,944 INFO L226 Difference]: Without dead ends: 6427 [2023-04-01 14:15:18,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:18,950 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3317 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3325 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:18,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3325 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 14:15:18,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6427 states. [2023-04-01 14:15:19,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6427 to 6427. [2023-04-01 14:15:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6427 states, 3819 states have (on average 1.2804399057344855) internal successors, (4890), 3847 states have internal predecessors, (4890), 2012 states have call successors, (2012), 596 states have call predecessors, (2012), 593 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6427 states to 6427 states and 8912 transitions. [2023-04-01 14:15:19,404 INFO L78 Accepts]: Start accepts. Automaton has 6427 states and 8912 transitions. Word has length 297 [2023-04-01 14:15:19,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:19,406 INFO L495 AbstractCegarLoop]: Abstraction has 6427 states and 8912 transitions. [2023-04-01 14:15:19,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-04-01 14:15:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 6427 states and 8912 transitions. [2023-04-01 14:15:19,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-04-01 14:15:19,417 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:19,417 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:19,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 14:15:19,417 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:19,418 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:19,418 INFO L85 PathProgramCache]: Analyzing trace with hash 210641958, now seen corresponding path program 1 times [2023-04-01 14:15:19,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:19,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981350693] [2023-04-01 14:15:19,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:19,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2023-04-01 14:15:19,975 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:19,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981350693] [2023-04-01 14:15:19,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981350693] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:19,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:19,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:19,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171347405] [2023-04-01 14:15:19,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:19,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:19,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:19,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:19,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:19,977 INFO L87 Difference]: Start difference. First operand 6427 states and 8912 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-04-01 14:15:21,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:21,505 INFO L93 Difference]: Finished difference Result 6433 states and 8917 transitions. [2023-04-01 14:15:21,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:21,506 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 302 [2023-04-01 14:15:21,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:21,533 INFO L225 Difference]: With dead ends: 6433 [2023-04-01 14:15:21,533 INFO L226 Difference]: Without dead ends: 6431 [2023-04-01 14:15:21,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:21,541 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3317 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3324 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:21,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 14:15:21,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6431 states. [2023-04-01 14:15:22,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6431 to 6431. [2023-04-01 14:15:22,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6431 states, 3822 states have (on average 1.2802197802197801) internal successors, (4893), 3850 states have internal predecessors, (4893), 2012 states have call successors, (2012), 597 states have call predecessors, (2012), 594 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6431 states to 6431 states and 8915 transitions. [2023-04-01 14:15:22,044 INFO L78 Accepts]: Start accepts. Automaton has 6431 states and 8915 transitions. Word has length 302 [2023-04-01 14:15:22,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:22,045 INFO L495 AbstractCegarLoop]: Abstraction has 6431 states and 8915 transitions. [2023-04-01 14:15:22,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-04-01 14:15:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 6431 states and 8915 transitions. [2023-04-01 14:15:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2023-04-01 14:15:22,058 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:22,059 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 6, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:22,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 14:15:22,059 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:22,059 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:22,060 INFO L85 PathProgramCache]: Analyzing trace with hash -125415264, now seen corresponding path program 1 times [2023-04-01 14:15:22,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:22,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732105846] [2023-04-01 14:15:22,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:22,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2023-04-01 14:15:22,654 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:22,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732105846] [2023-04-01 14:15:22,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732105846] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:22,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:22,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:22,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958414985] [2023-04-01 14:15:22,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:22,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:22,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:22,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:22,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:22,656 INFO L87 Difference]: Start difference. First operand 6431 states and 8915 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-04-01 14:15:24,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:24,241 INFO L93 Difference]: Finished difference Result 6437 states and 8920 transitions. [2023-04-01 14:15:24,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:24,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 330 [2023-04-01 14:15:24,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:24,267 INFO L225 Difference]: With dead ends: 6437 [2023-04-01 14:15:24,267 INFO L226 Difference]: Without dead ends: 6435 [2023-04-01 14:15:24,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:24,273 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3322 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3328 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:24,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3328 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 14:15:24,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6435 states. [2023-04-01 14:15:24,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6435 to 6435. [2023-04-01 14:15:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6435 states, 3825 states have (on average 1.28) internal successors, (4896), 3853 states have internal predecessors, (4896), 2012 states have call successors, (2012), 598 states have call predecessors, (2012), 595 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6435 states to 6435 states and 8918 transitions. [2023-04-01 14:15:24,775 INFO L78 Accepts]: Start accepts. Automaton has 6435 states and 8918 transitions. Word has length 330 [2023-04-01 14:15:24,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:24,775 INFO L495 AbstractCegarLoop]: Abstraction has 6435 states and 8918 transitions. [2023-04-01 14:15:24,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-04-01 14:15:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 6435 states and 8918 transitions. [2023-04-01 14:15:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-04-01 14:15:24,786 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:24,786 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 7, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:24,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 14:15:24,787 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:24,787 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:24,787 INFO L85 PathProgramCache]: Analyzing trace with hash -163145754, now seen corresponding path program 1 times [2023-04-01 14:15:24,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:24,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439036551] [2023-04-01 14:15:24,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:24,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1339 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1318 trivial. 0 not checked. [2023-04-01 14:15:25,297 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:25,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439036551] [2023-04-01 14:15:25,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439036551] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:25,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:25,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:25,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931476264] [2023-04-01 14:15:25,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:25,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:25,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:25,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:25,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:25,300 INFO L87 Difference]: Start difference. First operand 6435 states and 8918 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-04-01 14:15:26,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:26,817 INFO L93 Difference]: Finished difference Result 6441 states and 8923 transitions. [2023-04-01 14:15:26,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:26,818 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 312 [2023-04-01 14:15:26,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:26,840 INFO L225 Difference]: With dead ends: 6441 [2023-04-01 14:15:26,841 INFO L226 Difference]: Without dead ends: 6439 [2023-04-01 14:15:26,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:26,846 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3317 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3322 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:26,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3322 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 14:15:26,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6439 states. [2023-04-01 14:15:27,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6439 to 6439. [2023-04-01 14:15:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6439 states, 3828 states have (on average 1.2797805642633229) internal successors, (4899), 3856 states have internal predecessors, (4899), 2012 states have call successors, (2012), 599 states have call predecessors, (2012), 596 states have return successors, (2010), 1990 states have call predecessors, (2010), 2007 states have call successors, (2010) [2023-04-01 14:15:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6439 states to 6439 states and 8921 transitions. [2023-04-01 14:15:27,306 INFO L78 Accepts]: Start accepts. Automaton has 6439 states and 8921 transitions. Word has length 312 [2023-04-01 14:15:27,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:15:27,307 INFO L495 AbstractCegarLoop]: Abstraction has 6439 states and 8921 transitions. [2023-04-01 14:15:27,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-04-01 14:15:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 6439 states and 8921 transitions. [2023-04-01 14:15:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-04-01 14:15:27,318 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:15:27,318 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 8, 7, 7, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:15:27,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-01 14:15:27,318 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:15:27,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:15:27,319 INFO L85 PathProgramCache]: Analyzing trace with hash -44863311, now seen corresponding path program 1 times [2023-04-01 14:15:27,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:15:27,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208296638] [2023-04-01 14:15:27,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:15:27,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:15:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:15:27,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1354 trivial. 0 not checked. [2023-04-01 14:15:27,894 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:15:27,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208296638] [2023-04-01 14:15:27,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208296638] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:15:27,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:15:27,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:15:27,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722464927] [2023-04-01 14:15:27,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:15:27,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:15:27,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:15:27,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:15:27,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:15:27,896 INFO L87 Difference]: Start difference. First operand 6439 states and 8921 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (57), 3 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2023-04-01 14:15:29,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:15:29,393 INFO L93 Difference]: Finished difference Result 6445 states and 8926 transitions. [2023-04-01 14:15:29,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:15:29,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (57), 3 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 339 [2023-04-01 14:15:29,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:15:29,422 INFO L225 Difference]: With dead ends: 6445 [2023-04-01 14:15:29,423 INFO L226 Difference]: Without dead ends: 6443 [2023-04-01 14:15:29,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:15:29,428 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 3323 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3327 SdHoareTripleChecker+Valid, 9054 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 14:15:29,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3327 Valid, 9054 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 14:15:29,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6443 states.