/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 IntervalDomain -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 02:03:06,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 02:03:06,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 02:03:06,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 02:03:06,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 02:03:06,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 02:03:06,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 02:03:06,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 02:03:06,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 02:03:06,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 02:03:06,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 02:03:06,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 02:03:06,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 02:03:06,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 02:03:06,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 02:03:06,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 02:03:06,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 02:03:06,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 02:03:06,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 02:03:06,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 02:03:06,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 02:03:06,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 02:03:06,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 02:03:06,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 02:03:06,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 02:03:06,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 02:03:06,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 02:03:06,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 02:03:06,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 02:03:06,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 02:03:06,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 02:03:06,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 02:03:06,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 02:03:06,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 02:03:06,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 02:03:06,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 02:03:06,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 02:03:06,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 02:03:06,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 02:03:06,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 02:03:06,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 02:03:06,817 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 02:03:06,841 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 02:03:06,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 02:03:06,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 02:03:06,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 02:03:06,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 02:03:06,842 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 02:03:06,842 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 02:03:06,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 02:03:06,842 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 02:03:06,842 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 02:03:06,842 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 02:03:06,843 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 02:03:06,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 02:03:06,843 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 02:03:06,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 02:03:06,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 02:03:06,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 02:03:06,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 02:03:06,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 02:03:07,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 02:03:07,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 02:03:07,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 02:03:07,084 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 02:03:07,084 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 02:03:07,085 INFO L432 ainManager$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-ethernet-natsemi-ns83820.cil.i [2023-04-01 02:03:08,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 02:03:08,583 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 02:03:08,583 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-ethernet-natsemi-ns83820.cil.i [2023-04-01 02:03:08,619 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd59b71c3/8ddba830b2644fe1afc4f5746702ec79/FLAG3e1c64486 [2023-04-01 02:03:08,633 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd59b71c3/8ddba830b2644fe1afc4f5746702ec79 [2023-04-01 02:03:08,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 02:03:08,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 02:03:08,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 02:03:08,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 02:03:08,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 02:03:08,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:03:08" (1/1) ... [2023-04-01 02:03:08,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75df1bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:08, skipping insertion in model container [2023-04-01 02:03:08,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:03:08" (1/1) ... [2023-04-01 02:03:08,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 02:03:08,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 02:03:10,715 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-ethernet-natsemi-ns83820.cil.i[322443,322456] [2023-04-01 02:03:10,718 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-ethernet-natsemi-ns83820.cil.i[322612,322625] [2023-04-01 02:03:10,718 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-ethernet-natsemi-ns83820.cil.i[322779,322792] [2023-04-01 02:03:10,719 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-ethernet-natsemi-ns83820.cil.i[322947,322960] [2023-04-01 02:03:10,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 02:03:10,785 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 02:03:10,990 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-ethernet-natsemi-ns83820.cil.i[322443,322456] [2023-04-01 02:03:10,991 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-ethernet-natsemi-ns83820.cil.i[322612,322625] [2023-04-01 02:03:10,991 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-ethernet-natsemi-ns83820.cil.i[322779,322792] [2023-04-01 02:03:10,992 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-ethernet-natsemi-ns83820.cil.i[322947,322960] [2023-04-01 02:03:10,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 02:03:11,201 INFO L208 MainTranslator]: Completed translation [2023-04-01 02:03:11,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11 WrapperNode [2023-04-01 02:03:11,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 02:03:11,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 02:03:11,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 02:03:11,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 02:03:11,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,452 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 02:03:11,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 02:03:11,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 02:03:11,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 02:03:11,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (1/1) ... [2023-04-01 02:03:11,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 02:03:11,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 02:03:11,531 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 02:03:11,537 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 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-01 02:03:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-01 02:03:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-01 02:03:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-04-01 02:03:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-01 02:03:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-01 02:03:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-01 02:03:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-01 02:03:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-04-01 02:03:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-01 02:03:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-01 02:03:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-04-01 02:03:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2023-04-01 02:03:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-01 02:03:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-01 02:03:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2023-04-01 02:03:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_add_rx_skb [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill_atomic [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_refill [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_setup_rx [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_rx [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_action [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_tx [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_hard_start_xmit [2023-04-01 02:03:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_stats [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_settings [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_settings [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_drvinfo [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_link [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_mib_isr [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_irq [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_isr [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2023-04-01 02:03:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2023-04-01 02:03:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_watch [2023-04-01 02:03:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_open [2023-04-01 02:03:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_getmac [2023-04-01 02:03:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_change_mtu [2023-04-01 02:03:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2023-04-01 02:03:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2023-04-01 02:03:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init_one [2023-04-01 02:03:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_remove_one [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_exit [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ns83820_exit_14_2 [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ns83820_init_14_7 [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-04-01 02:03:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_5_1 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_9_2 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-01 02:03:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2023-04-01 02:03:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2023-04-01 02:03:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_10_2 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_61 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_62 [2023-04-01 02:03:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_64 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_65 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_66 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_67 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_68 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_70 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_72 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_73 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_74 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_75 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_82 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_84 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_86 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_88 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_90 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_92 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_95 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2023-04-01 02:03:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_98 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_101 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_102 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_103 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_104 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_105 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_106 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_107 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_108 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_109 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_110 [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-01 02:03:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-01 02:03:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 02:03:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 02:03:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 02:03:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 02:03:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2023-04-01 02:03:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_rx_info [2023-04-01 02:03:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_rx_info [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 02:03:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 02:03:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-04-01 02:03:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_name [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2023-04-01 02:03:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-01 02:03:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-01 02:03:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 02:03:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 02:03:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_61 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_68 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_70 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_82 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_84 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_86 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_88 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_90 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_95 [2023-04-01 02:03:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rx_info [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rx_info [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-01 02:03:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_65 [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_64 [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_72 [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_74 [2023-04-01 02:03:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-01 02:03:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_66 [2023-04-01 02:03:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2023-04-01 02:03:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-01 02:03:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_67 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_73 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_75 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_62 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_98 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_92 [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-01 02:03:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-01 02:03:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2023-04-01 02:03:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_name [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_103 [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_105 [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_108 [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-04-01 02:03:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_106 [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_109 [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_110 [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-04-01 02:03:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_101 [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_102 [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_104 [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_107 [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_add_rx_skb [2023-04-01 02:03:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill_atomic [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure queue_refill [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_setup_rx [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_rx [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure rx_action [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_tx [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_hard_start_xmit [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_stats [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_settings [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_settings [2023-04-01 02:03:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_drvinfo [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_link [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_mib_isr [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_isr [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_irq [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_watch [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_open [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_getmac [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_change_mtu [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init_one [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_remove_one [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_exit [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ns83820_exit_14_2 [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ns83820_init_14_7 [2023-04-01 02:03:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_5_1 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_9_2 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 02:03:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-04-01 02:03:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_10_2 [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-01 02:03:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 02:03:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 02:03:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_rx_info [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_rx_info [2023-04-01 02:03:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_rx_info [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_rx_info [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_rx_info [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_rx_info [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_misc_lock_of_ns83820 [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_lock_of_ns83820 [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 02:03:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 02:03:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 02:03:12,375 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 02:03:12,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 02:03:13,392 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-01 02:03:13,842 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 02:03:15,016 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 02:03:17,145 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 02:03:17,145 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 02:03:17,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:03:17 BoogieIcfgContainer [2023-04-01 02:03:17,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 02:03:17,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 02:03:17,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 02:03:17,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 02:03:17,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 02:03:08" (1/3) ... [2023-04-01 02:03:17,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37af93dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:03:17, skipping insertion in model container [2023-04-01 02:03:17,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:03:11" (2/3) ... [2023-04-01 02:03:17,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37af93dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:03:17, skipping insertion in model container [2023-04-01 02:03:17,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:03:17" (3/3) ... [2023-04-01 02:03:17,159 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i [2023-04-01 02:03:17,174 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 02:03:17,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-01 02:03:17,255 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 02:03:17,262 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;@1563c681, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 02:03:17,262 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-01 02:03:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 2490 states, 1273 states have (on average 1.1531814611154751) internal successors, (1468), 1323 states have internal predecessors, (1468), 793 states have call successors, (793), 307 states have call predecessors, (793), 305 states have return successors, (787), 777 states have call predecessors, (787), 787 states have call successors, (787) [2023-04-01 02:03:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-04-01 02:03:17,294 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:17,294 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:03:17,295 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 02:03:17,299 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:17,299 INFO L85 PathProgramCache]: Analyzing trace with hash -250591174, now seen corresponding path program 1 times [2023-04-01 02:03:17,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:17,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982159440] [2023-04-01 02:03:17,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:17,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-04-01 02:03:17,922 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:17,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982159440] [2023-04-01 02:03:17,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982159440] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:17,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:17,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 02:03:17,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687070858] [2023-04-01 02:03:17,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:17,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 02:03:17,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:17,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 02:03:17,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 02:03:17,959 INFO L87 Difference]: Start difference. First operand has 2490 states, 1273 states have (on average 1.1531814611154751) internal successors, (1468), 1323 states have internal predecessors, (1468), 793 states have call successors, (793), 307 states have call predecessors, (793), 305 states have return successors, (787), 777 states have call predecessors, (787), 787 states have call successors, (787) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 02:03:21,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:21,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:21,862 INFO L93 Difference]: Finished difference Result 6373 states and 8432 transitions. [2023-04-01 02:03:21,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 02:03:21,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 102 [2023-04-01 02:03:21,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:21,910 INFO L225 Difference]: With dead ends: 6373 [2023-04-01 02:03:21,911 INFO L226 Difference]: Without dead ends: 4209 [2023-04-01 02:03:21,926 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 02:03:21,928 INFO L413 NwaCegarLoop]: 2494 mSDtfsCounter, 2668 mSDsluCounter, 2422 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2668 SdHoareTripleChecker+Valid, 4916 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:21,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2668 Valid, 4916 Invalid, 627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 623 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2023-04-01 02:03:21,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4209 states. [2023-04-01 02:03:22,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4209 to 4205. [2023-04-01 02:03:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4205 states, 2214 states have (on average 1.1648599819331527) internal successors, (2579), 2308 states have internal predecessors, (2579), 1403 states have call successors, (1403), 588 states have call predecessors, (1403), 585 states have return successors, (1399), 1379 states have call predecessors, (1399), 1399 states have call successors, (1399) [2023-04-01 02:03:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 4205 states and 5381 transitions. [2023-04-01 02:03:22,211 INFO L78 Accepts]: Start accepts. Automaton has 4205 states and 5381 transitions. Word has length 102 [2023-04-01 02:03:22,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:22,211 INFO L495 AbstractCegarLoop]: Abstraction has 4205 states and 5381 transitions. [2023-04-01 02:03:22,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 02:03:22,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4205 states and 5381 transitions. [2023-04-01 02:03:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-04-01 02:03:22,217 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:22,217 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:03:22,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 02:03:22,217 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 02:03:22,218 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:22,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1373511410, now seen corresponding path program 1 times [2023-04-01 02:03:22,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:22,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251469219] [2023-04-01 02:03:22,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:22,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:22,434 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-04-01 02:03:22,434 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:22,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251469219] [2023-04-01 02:03:22,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251469219] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:22,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:22,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 02:03:22,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525373834] [2023-04-01 02:03:22,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:22,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 02:03:22,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:22,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 02:03:22,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 02:03:22,437 INFO L87 Difference]: Start difference. First operand 4205 states and 5381 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 02:03:24,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:24,166 INFO L93 Difference]: Finished difference Result 11837 states and 15155 transitions. [2023-04-01 02:03:24,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 02:03:24,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 121 [2023-04-01 02:03:24,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:24,211 INFO L225 Difference]: With dead ends: 11837 [2023-04-01 02:03:24,211 INFO L226 Difference]: Without dead ends: 7660 [2023-04-01 02:03:24,230 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 02:03:24,231 INFO L413 NwaCegarLoop]: 2476 mSDtfsCounter, 2290 mSDsluCounter, 2380 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2290 SdHoareTripleChecker+Valid, 4856 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:24,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2290 Valid, 4856 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 02:03:24,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7660 states. [2023-04-01 02:03:24,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7660 to 7618. [2023-04-01 02:03:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7618 states, 4010 states have (on average 1.159351620947631) internal successors, (4649), 4187 states have internal predecessors, (4649), 2534 states have call successors, (2534), 1079 states have call predecessors, (2534), 1071 states have return successors, (2554), 2484 states have call predecessors, (2554), 2530 states have call successors, (2554) [2023-04-01 02:03:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7618 states to 7618 states and 9737 transitions. [2023-04-01 02:03:24,655 INFO L78 Accepts]: Start accepts. Automaton has 7618 states and 9737 transitions. Word has length 121 [2023-04-01 02:03:24,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:24,656 INFO L495 AbstractCegarLoop]: Abstraction has 7618 states and 9737 transitions. [2023-04-01 02:03:24,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 02:03:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 7618 states and 9737 transitions. [2023-04-01 02:03:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-04-01 02:03:24,658 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:24,658 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:03:24,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 02:03:24,658 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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 02:03:24,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:24,659 INFO L85 PathProgramCache]: Analyzing trace with hash 908448350, now seen corresponding path program 1 times [2023-04-01 02:03:24,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:24,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424556159] [2023-04-01 02:03:24,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:24,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-04-01 02:03:24,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:24,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424556159] [2023-04-01 02:03:24,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424556159] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:24,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:24,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 02:03:24,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240056072] [2023-04-01 02:03:24,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:24,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 02:03:24,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:24,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 02:03:24,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 02:03:24,959 INFO L87 Difference]: Start difference. First operand 7618 states and 9737 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 02:03:27,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:29,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:30,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:30,436 INFO L93 Difference]: Finished difference Result 14788 states and 18928 transitions. [2023-04-01 02:03:30,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 02:03:30,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 122 [2023-04-01 02:03:30,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:30,470 INFO L225 Difference]: With dead ends: 14788 [2023-04-01 02:03:30,471 INFO L226 Difference]: Without dead ends: 7198 [2023-04-01 02:03:30,498 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 02:03:30,501 INFO L413 NwaCegarLoop]: 3103 mSDtfsCounter, 1905 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1905 SdHoareTripleChecker+Valid, 5521 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:30,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1905 Valid, 5521 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 743 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-04-01 02:03:30,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7198 states. [2023-04-01 02:03:30,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7198 to 7157. [2023-04-01 02:03:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 3775 states have (on average 1.1570860927152318) internal successors, (4368), 3967 states have internal predecessors, (4368), 2363 states have call successors, (2363), 1029 states have call predecessors, (2363), 1016 states have return successors, (2385), 2304 states have call predecessors, (2385), 2359 states have call successors, (2385) [2023-04-01 02:03:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 9116 transitions. [2023-04-01 02:03:30,817 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 9116 transitions. Word has length 122 [2023-04-01 02:03:30,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:30,818 INFO L495 AbstractCegarLoop]: Abstraction has 7157 states and 9116 transitions. [2023-04-01 02:03:30,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 02:03:30,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 9116 transitions. [2023-04-01 02:03:30,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-01 02:03:30,820 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:30,820 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2023-04-01 02:03:30,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 02:03:30,820 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 02:03:30,821 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:30,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2000796844, now seen corresponding path program 1 times [2023-04-01 02:03:30,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:30,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295465374] [2023-04-01 02:03:30,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:30,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:31,029 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-04-01 02:03:31,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:31,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295465374] [2023-04-01 02:03:31,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295465374] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:31,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:31,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 02:03:31,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580697128] [2023-04-01 02:03:31,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:31,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 02:03:31,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:31,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 02:03:31,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 02:03:31,031 INFO L87 Difference]: Start difference. First operand 7157 states and 9116 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 02:03:34,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:36,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:36,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:36,861 INFO L93 Difference]: Finished difference Result 19608 states and 25054 transitions. [2023-04-01 02:03:36,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 02:03:36,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 133 [2023-04-01 02:03:36,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:37,011 INFO L225 Difference]: With dead ends: 19608 [2023-04-01 02:03:37,012 INFO L226 Difference]: Without dead ends: 12479 [2023-04-01 02:03:37,036 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 02:03:37,037 INFO L413 NwaCegarLoop]: 2488 mSDtfsCounter, 2598 mSDsluCounter, 2341 mSDsCounter, 0 mSdLazyCounter, 610 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2598 SdHoareTripleChecker+Valid, 4829 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 610 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:37,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2598 Valid, 4829 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 610 Invalid, 2 Unknown, 0 Unchecked, 5.5s Time] [2023-04-01 02:03:37,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12479 states. [2023-04-01 02:03:37,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12479 to 12429. [2023-04-01 02:03:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12429 states, 6573 states have (on average 1.1588315837517116) internal successors, (7617), 6911 states have internal predecessors, (7617), 4088 states have call successors, (4088), 1801 states have call predecessors, (4088), 1765 states have return successors, (4186), 3960 states have call predecessors, (4186), 4084 states have call successors, (4186) [2023-04-01 02:03:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12429 states to 12429 states and 15891 transitions. [2023-04-01 02:03:37,577 INFO L78 Accepts]: Start accepts. Automaton has 12429 states and 15891 transitions. Word has length 133 [2023-04-01 02:03:37,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:37,578 INFO L495 AbstractCegarLoop]: Abstraction has 12429 states and 15891 transitions. [2023-04-01 02:03:37,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 02:03:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12429 states and 15891 transitions. [2023-04-01 02:03:37,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-01 02:03:37,579 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:37,579 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2023-04-01 02:03:37,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 02:03:37,580 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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 02:03:37,580 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:37,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1270231022, now seen corresponding path program 1 times [2023-04-01 02:03:37,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:37,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585568820] [2023-04-01 02:03:37,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:37,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-04-01 02:03:37,800 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:37,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585568820] [2023-04-01 02:03:37,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585568820] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:37,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:37,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 02:03:37,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112147506] [2023-04-01 02:03:37,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:37,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 02:03:37,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:37,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 02:03:37,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 02:03:37,802 INFO L87 Difference]: Start difference. First operand 12429 states and 15891 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-04-01 02:03:41,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:41,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:41,950 INFO L93 Difference]: Finished difference Result 34033 states and 43510 transitions. [2023-04-01 02:03:41,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 02:03:41,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 133 [2023-04-01 02:03:41,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:42,047 INFO L225 Difference]: With dead ends: 34033 [2023-04-01 02:03:42,047 INFO L226 Difference]: Without dead ends: 21632 [2023-04-01 02:03:42,092 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 02:03:42,093 INFO L413 NwaCegarLoop]: 3100 mSDtfsCounter, 2548 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2548 SdHoareTripleChecker+Valid, 5524 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:42,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2548 Valid, 5524 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 715 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2023-04-01 02:03:42,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21632 states. [2023-04-01 02:03:42,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21632 to 21574. [2023-04-01 02:03:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21574 states, 11445 states have (on average 1.1564001747487986) internal successors, (13235), 11982 states have internal predecessors, (13235), 7021 states have call successors, (7021), 3183 states have call predecessors, (7021), 3105 states have return successors, (7278), 6753 states have call predecessors, (7278), 7017 states have call successors, (7278) [2023-04-01 02:03:42,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21574 states to 21574 states and 27534 transitions. [2023-04-01 02:03:42,841 INFO L78 Accepts]: Start accepts. Automaton has 21574 states and 27534 transitions. Word has length 133 [2023-04-01 02:03:42,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:42,842 INFO L495 AbstractCegarLoop]: Abstraction has 21574 states and 27534 transitions. [2023-04-01 02:03:42,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-04-01 02:03:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21574 states and 27534 transitions. [2023-04-01 02:03:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-04-01 02:03:42,844 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:42,844 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 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] [2023-04-01 02:03:42,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 02:03:42,844 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 02:03:42,845 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:42,845 INFO L85 PathProgramCache]: Analyzing trace with hash -631143295, now seen corresponding path program 1 times [2023-04-01 02:03:42,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:42,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059861489] [2023-04-01 02:03:42,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-04-01 02:03:43,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:43,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059861489] [2023-04-01 02:03:43,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059861489] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:43,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:43,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 02:03:43,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42022524] [2023-04-01 02:03:43,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:43,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 02:03:43,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:43,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 02:03:43,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 02:03:43,178 INFO L87 Difference]: Start difference. First operand 21574 states and 27534 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-01 02:03:45,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:03:46,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:46,887 INFO L93 Difference]: Finished difference Result 21580 states and 27539 transitions. [2023-04-01 02:03:46,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 02:03:46,887 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170 [2023-04-01 02:03:46,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:46,985 INFO L225 Difference]: With dead ends: 21580 [2023-04-01 02:03:46,986 INFO L226 Difference]: Without dead ends: 21578 [2023-04-01 02:03:47,003 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 02:03:47,004 INFO L413 NwaCegarLoop]: 2461 mSDtfsCounter, 2751 mSDsluCounter, 4908 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2764 SdHoareTripleChecker+Valid, 7369 SdHoareTripleChecker+Invalid, 949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:47,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2764 Valid, 7369 Invalid, 949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-04-01 02:03:47,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21578 states. [2023-04-01 02:03:47,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21578 to 21578. [2023-04-01 02:03:47,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21578 states, 11448 states have (on average 1.1563591893780574) internal successors, (13238), 11985 states have internal predecessors, (13238), 7021 states have call successors, (7021), 3184 states have call predecessors, (7021), 3106 states have return successors, (7278), 6753 states have call predecessors, (7278), 7017 states have call successors, (7278) [2023-04-01 02:03:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21578 states to 21578 states and 27537 transitions. [2023-04-01 02:03:47,853 INFO L78 Accepts]: Start accepts. Automaton has 21578 states and 27537 transitions. Word has length 170 [2023-04-01 02:03:47,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:47,853 INFO L495 AbstractCegarLoop]: Abstraction has 21578 states and 27537 transitions. [2023-04-01 02:03:47,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-01 02:03:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21578 states and 27537 transitions. [2023-04-01 02:03:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-04-01 02:03:47,855 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:47,855 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 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] [2023-04-01 02:03:47,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 02:03:47,855 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 02:03:47,856 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:47,856 INFO L85 PathProgramCache]: Analyzing trace with hash 519235702, now seen corresponding path program 1 times [2023-04-01 02:03:47,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:47,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079271135] [2023-04-01 02:03:47,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:47,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-04-01 02:03:48,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:48,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079271135] [2023-04-01 02:03:48,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079271135] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:48,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:48,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 02:03:48,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019511659] [2023-04-01 02:03:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:48,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 02:03:48,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:48,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 02:03:48,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 02:03:48,102 INFO L87 Difference]: Start difference. First operand 21578 states and 27537 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-01 02:03:50,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:50,634 INFO L93 Difference]: Finished difference Result 21584 states and 27542 transitions. [2023-04-01 02:03:50,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 02:03:50,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2023-04-01 02:03:50,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:50,719 INFO L225 Difference]: With dead ends: 21584 [2023-04-01 02:03:50,720 INFO L226 Difference]: Without dead ends: 21582 [2023-04-01 02:03:50,736 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 02:03:50,737 INFO L413 NwaCegarLoop]: 2464 mSDtfsCounter, 2746 mSDsluCounter, 4908 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2758 SdHoareTripleChecker+Valid, 7372 SdHoareTripleChecker+Invalid, 949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:50,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2758 Valid, 7372 Invalid, 949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 02:03:50,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21582 states. [2023-04-01 02:03:51,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21582 to 21582. [2023-04-01 02:03:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21582 states, 11451 states have (on average 1.1563182254824906) internal successors, (13241), 11988 states have internal predecessors, (13241), 7021 states have call successors, (7021), 3185 states have call predecessors, (7021), 3107 states have return successors, (7278), 6753 states have call predecessors, (7278), 7017 states have call successors, (7278) [2023-04-01 02:03:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21582 states to 21582 states and 27540 transitions. [2023-04-01 02:03:51,801 INFO L78 Accepts]: Start accepts. Automaton has 21582 states and 27540 transitions. Word has length 175 [2023-04-01 02:03:51,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:51,802 INFO L495 AbstractCegarLoop]: Abstraction has 21582 states and 27540 transitions. [2023-04-01 02:03:51,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-01 02:03:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 21582 states and 27540 transitions. [2023-04-01 02:03:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-04-01 02:03:51,804 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:51,804 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 3, 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] [2023-04-01 02:03:51,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 02:03:51,804 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 02:03:51,805 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:51,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1627927199, now seen corresponding path program 1 times [2023-04-01 02:03:51,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:51,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947214433] [2023-04-01 02:03:51,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-04-01 02:03:52,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:52,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947214433] [2023-04-01 02:03:52,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947214433] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:52,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:52,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 02:03:52,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854085198] [2023-04-01 02:03:52,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:52,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 02:03:52,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:52,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 02:03:52,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 02:03:52,089 INFO L87 Difference]: Start difference. First operand 21582 states and 27540 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-01 02:03:54,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 02:03:54,655 INFO L93 Difference]: Finished difference Result 21588 states and 27545 transitions. [2023-04-01 02:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 02:03:54,656 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 180 [2023-04-01 02:03:54,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 02:03:54,735 INFO L225 Difference]: With dead ends: 21588 [2023-04-01 02:03:54,735 INFO L226 Difference]: Without dead ends: 21586 [2023-04-01 02:03:54,754 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 02:03:54,755 INFO L413 NwaCegarLoop]: 2464 mSDtfsCounter, 2746 mSDsluCounter, 4908 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 7372 SdHoareTripleChecker+Invalid, 949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 02:03:54,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 7372 Invalid, 949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 02:03:54,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21586 states. [2023-04-01 02:03:55,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21586 to 21586. [2023-04-01 02:03:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21586 states, 11454 states have (on average 1.1562772830452244) internal successors, (13244), 11991 states have internal predecessors, (13244), 7021 states have call successors, (7021), 3186 states have call predecessors, (7021), 3108 states have return successors, (7278), 6753 states have call predecessors, (7278), 7017 states have call successors, (7278) [2023-04-01 02:03:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21586 states to 21586 states and 27543 transitions. [2023-04-01 02:03:55,811 INFO L78 Accepts]: Start accepts. Automaton has 21586 states and 27543 transitions. Word has length 180 [2023-04-01 02:03:55,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 02:03:55,812 INFO L495 AbstractCegarLoop]: Abstraction has 21586 states and 27543 transitions. [2023-04-01 02:03:55,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-01 02:03:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21586 states and 27543 transitions. [2023-04-01 02:03:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-04-01 02:03:55,814 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:03:55,814 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 3, 3, 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] [2023-04-01 02:03:55,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 02:03:55,814 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 02:03:55,815 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:03:55,815 INFO L85 PathProgramCache]: Analyzing trace with hash 595680022, now seen corresponding path program 1 times [2023-04-01 02:03:55,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:03:55,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187353819] [2023-04-01 02:03:55,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:03:55,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:03:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:03:56,195 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-04-01 02:03:56,196 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:03:56,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187353819] [2023-04-01 02:03:56,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187353819] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:03:56,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:03:56,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 02:03:56,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504978653] [2023-04-01 02:03:56,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:03:56,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 02:03:56,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:03:56,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 02:03:56,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 02:03:56,198 INFO L87 Difference]: Start difference. First operand 21586 states and 27543 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 02:03:59,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []