/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 14:12:06,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 14:12:06,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 14:12:06,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 14:12:06,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 14:12:06,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 14:12:06,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 14:12:06,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 14:12:06,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 14:12:06,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 14:12:06,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 14:12:06,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 14:12:06,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 14:12:06,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 14:12:06,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 14:12:06,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 14:12:06,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 14:12:06,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 14:12:06,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 14:12:06,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 14:12:06,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 14:12:06,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 14:12:06,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 14:12:06,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 14:12:06,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 14:12:06,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 14:12:06,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 14:12:06,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 14:12:06,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 14:12:06,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 14:12:06,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 14:12:06,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 14:12:06,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 14:12:06,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 14:12:06,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 14:12:06,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 14:12:06,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 14:12:06,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 14:12:06,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 14:12:06,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 14:12:06,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 14:12:06,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 14:12:06,827 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 14:12:06,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 14:12:06,828 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 14:12:06,828 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 14:12:06,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 14:12:06,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 14:12:06,829 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 14:12:06,829 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 14:12:06,829 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 14:12:06,830 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 14:12:06,830 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 14:12:06,831 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 14:12:06,831 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 14:12:06,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 14:12:06,832 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 14:12:06,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 14:12:06,834 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 14:12:06,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 14:12:06,834 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 14:12:06,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 14:12:06,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 14:12:06,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 14:12:06,835 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 14:12:06,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 14:12:06,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 14:12:06,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 14:12:06,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 14:12:07,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 14:12:07,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 14:12:07,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 14:12:07,118 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 14:12:07,118 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 14:12:07,119 INFO L432 ainManager$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-8390-axnet_cs.cil.i [2023-04-01 14:12:08,337 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 14:12:08,862 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 14:12:08,862 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-8390-axnet_cs.cil.i [2023-04-01 14:12:08,908 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d879acb9f/614c163d9fbb41dbbdd2e64a660d46a9/FLAGc16b5a75c [2023-04-01 14:12:08,925 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d879acb9f/614c163d9fbb41dbbdd2e64a660d46a9 [2023-04-01 14:12:08,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 14:12:08,929 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 14:12:08,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 14:12:08,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 14:12:08,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 14:12:08,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:12:08" (1/1) ... [2023-04-01 14:12:08,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e13a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:08, skipping insertion in model container [2023-04-01 14:12:08,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:12:08" (1/1) ... [2023-04-01 14:12:08,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 14:12:09,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 14:12:12,429 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-8390-axnet_cs.cil.i[315060,315073] [2023-04-01 14:12:12,433 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-8390-axnet_cs.cil.i[315229,315242] [2023-04-01 14:12:12,433 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-8390-axnet_cs.cil.i[315396,315409] [2023-04-01 14:12:12,434 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-8390-axnet_cs.cil.i[315564,315577] [2023-04-01 14:12:12,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 14:12:12,522 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 14:12:12,834 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-8390-axnet_cs.cil.i[315060,315073] [2023-04-01 14:12:12,835 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-8390-axnet_cs.cil.i[315229,315242] [2023-04-01 14:12:12,835 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-8390-axnet_cs.cil.i[315396,315409] [2023-04-01 14:12:12,835 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-8390-axnet_cs.cil.i[315564,315577] [2023-04-01 14:12:12,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 14:12:12,952 INFO L208 MainTranslator]: Completed translation [2023-04-01 14:12:12,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12 WrapperNode [2023-04-01 14:12:12,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 14:12:12,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 14:12:12,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 14:12:12,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 14:12:12,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:12,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,278 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 14:12:13,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 14:12:13,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 14:12:13,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 14:12:13,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (1/1) ... [2023-04-01 14:12:13,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 14:12:13,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 14:12:13,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 14:12:13,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-04-01 14:12:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 14:12:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-04-01 14:12:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2023-04-01 14:12:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-01 14:12:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 14:12:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-01 14:12:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-04-01 14:12:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2023-04-01 14:12:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-01 14:12:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2023-04-01 14:12:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_probe [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_detach [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_prom [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure try_io_port [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_configcheck [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_config [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_release [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_suspend [2023-04-01 14:12:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_resume [2023-04-01 14:12:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-04-01 14:12:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-04-01 14:12:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_open [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_close [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_reset_8390 [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_watchdog [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_ioctl [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure get_8390_hdr [2023-04-01 14:12:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure block_input [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure block_output [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_init [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_exit [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_open [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_close [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_tx_timeout [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_start_xmit [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_interrupt [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_err [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2023-04-01 14:12:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2023-04-01 14:12:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_rx_overrun [2023-04-01 14:12:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2023-04-01 14:12:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure make_mc_bits [2023-04-01 14:12:13,422 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2023-04-01 14:12:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-04-01 14:12:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure AX88190_init [2023-04-01 14:12:13,423 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_axnet_cs_driver_init_14_9 [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_probe_2_16 [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_release_2_2 [2023-04-01 14:12:13,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_resume_2_5 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_suspend_2_7 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_1 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2023-04-01 14:12:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 14:12:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-01 14:12:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2023-04-01 14:12:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2023-04-01 14:12:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2023-04-01 14:12:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-01 14:12:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_register_driver [2023-04-01 14:12:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_unregister_driver [2023-04-01 14:12:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-04-01 14:12:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2023-04-01 14:12:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-04-01 14:12:13,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_pcmcia_driver_base_instance_2 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_10 [2023-04-01 14:12:13,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_19 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_60 [2023-04-01 14:12:13,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_61 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_62 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_63 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_64 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_65 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_66 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_register_driver_67 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_unregister_driver_68 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_69 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_70 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_71 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_73 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_75 [2023-04-01 14:12:13,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_77 [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_80 [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_83 [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_85 [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-01 14:12:13,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 14:12:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 14:12:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 14:12:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 14:12:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 14:12:13,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 14:12:13,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_page_lock_of_ei_device [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2023-04-01 14:12:13,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-04-01 14:12:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 14:12:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-01 14:12:13,458 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-04-01 14:12:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_disable_device [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_enable_device [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_config [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_register_driver [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_io [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_unregister_driver [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_write_config_byte [2023-04-01 14:12:13,460 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 14:12:13,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 14:12:13,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 14:12:13,461 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 14:12:13,461 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 14:12:13,461 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-04-01 14:12:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_69 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_71 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_73 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_75 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_77 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_80 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_83 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_85 [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_page_lock_of_ei_device [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_page_lock_of_ei_device [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 14:12:13,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 14:12:13,464 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_70 [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_66 [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-04-01 14:12:13,465 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-04-01 14:12:13,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_62 [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-01 14:12:13,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_63 [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_61 [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-01 14:12:13,468 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_60 [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2023-04-01 14:12:13,469 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_64 [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_65 [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_register_driver [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_register_driver_67 [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_unregister_driver [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_unregister_driver_68 [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_write_config_byte [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_io [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_enable_device [2023-04-01 14:12:13,470 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_config [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_release [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_open [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_close [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_ioctl [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_start_xmit [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_tx_timeout [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure ei_watchdog [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_reset_8390 [2023-04-01 14:12:13,471 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_8390_hdr [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure block_input [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure block_output [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_detach [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure AX88190_init [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure ax_open [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure ax_close [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure ax_interrupt [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_probe [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 14:12:13,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_prom [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure try_io_port [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_configcheck [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_suspend [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_resume [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_init [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_exit [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_err [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ei_rx_overrun [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2023-04-01 14:12:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 14:12:13,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-04-01 14:12:13,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 14:12:13,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure make_mc_bits [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_axnet_cs_driver_init_14_9 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_probe_2_16 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_release_2_2 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_resume_2_5 [2023-04-01 14:12:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_suspend_2_7 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_1 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2023-04-01 14:12:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-04-01 14:12:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_register_driver [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_unregister_driver [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_pcmcia_driver_base_instance_2 [2023-04-01 14:12:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_10 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_19 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2023-04-01 14:12:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 14:12:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 14:12:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-01 14:12:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-01 14:12:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-01 14:12:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2023-04-01 14:12:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-01 14:12:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-01 14:12:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_page_lock_of_ei_device [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2023-04-01 14:12:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-01 14:12:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-01 14:12:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 14:12:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 14:12:14,214 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 14:12:14,221 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 14:12:14,631 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 14:12:19,660 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-01 14:12:20,313 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 14:12:22,023 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 14:12:22,024 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 14:12:22,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:12:22 BoogieIcfgContainer [2023-04-01 14:12:22,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 14:12:22,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 14:12:22,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 14:12:22,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 14:12:22,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 02:12:08" (1/3) ... [2023-04-01 14:12:22,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c47e07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:12:22, skipping insertion in model container [2023-04-01 14:12:22,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:12:12" (2/3) ... [2023-04-01 14:12:22,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c47e07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:12:22, skipping insertion in model container [2023-04-01 14:12:22,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:12:22" (3/3) ... [2023-04-01 14:12:22,041 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2023-04-01 14:12:22,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 14:12:22,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-01 14:12:22,143 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 14:12:22,150 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;@7af6e903, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 14:12:22,150 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-01 14:12:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 1971 states, 1016 states have (on average 1.2007874015748032) internal successors, (1220), 1058 states have internal predecessors, (1220), 628 states have call successors, (628), 221 states have call predecessors, (628), 219 states have return successors, (621), 603 states have call predecessors, (621), 621 states have call successors, (621) [2023-04-01 14:12:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-04-01 14:12:22,189 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:22,190 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] [2023-04-01 14:12:22,191 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:22,196 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:22,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1548730703, now seen corresponding path program 1 times [2023-04-01 14:12:22,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:22,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716157364] [2023-04-01 14:12:22,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:22,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:23,171 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 14:12:23,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:23,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716157364] [2023-04-01 14:12:23,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716157364] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:23,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:23,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:12:23,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630086998] [2023-04-01 14:12:23,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:23,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:12:23,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:23,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:12:23,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:23,220 INFO L87 Difference]: Start difference. First operand has 1971 states, 1016 states have (on average 1.2007874015748032) internal successors, (1220), 1058 states have internal predecessors, (1220), 628 states have call successors, (628), 221 states have call predecessors, (628), 219 states have return successors, (621), 603 states have call predecessors, (621), 621 states have call successors, (621) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 14:12:25,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:25,444 INFO L93 Difference]: Finished difference Result 4711 states and 6371 transitions. [2023-04-01 14:12:25,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:12:25,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 106 [2023-04-01 14:12:25,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:25,492 INFO L225 Difference]: With dead ends: 4711 [2023-04-01 14:12:25,492 INFO L226 Difference]: Without dead ends: 3099 [2023-04-01 14:12:25,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:25,509 INFO L413 NwaCegarLoop]: 1930 mSDtfsCounter, 2007 mSDsluCounter, 1855 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 3785 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:25,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2007 Valid, 3785 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 457 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 14:12:25,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2023-04-01 14:12:25,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 3095. [2023-04-01 14:12:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3095 states, 1647 states have (on average 1.2167577413479054) internal successors, (2004), 1720 states have internal predecessors, (2004), 1038 states have call successors, (1038), 410 states have call predecessors, (1038), 407 states have return successors, (1033), 999 states have call predecessors, (1033), 1033 states have call successors, (1033) [2023-04-01 14:12:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 3095 states and 4075 transitions. [2023-04-01 14:12:25,769 INFO L78 Accepts]: Start accepts. Automaton has 3095 states and 4075 transitions. Word has length 106 [2023-04-01 14:12:25,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:25,771 INFO L495 AbstractCegarLoop]: Abstraction has 3095 states and 4075 transitions. [2023-04-01 14:12:25,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 14:12:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 4075 transitions. [2023-04-01 14:12:25,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-04-01 14:12:25,796 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:25,797 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] [2023-04-01 14:12:25,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 14:12:25,797 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:25,798 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:25,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1669084643, now seen corresponding path program 1 times [2023-04-01 14:12:25,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:25,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340023055] [2023-04-01 14:12:25,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:26,302 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 14:12:26,303 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:26,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340023055] [2023-04-01 14:12:26,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340023055] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:26,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:26,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:12:26,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618885984] [2023-04-01 14:12:26,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:26,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:12:26,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:26,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:12:26,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:26,310 INFO L87 Difference]: Start difference. First operand 3095 states and 4075 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 14:12:29,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:29,406 INFO L93 Difference]: Finished difference Result 8657 states and 11419 transitions. [2023-04-01 14:12:29,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:12:29,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2023-04-01 14:12:29,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:29,441 INFO L225 Difference]: With dead ends: 8657 [2023-04-01 14:12:29,442 INFO L226 Difference]: Without dead ends: 5590 [2023-04-01 14:12:29,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:29,457 INFO L413 NwaCegarLoop]: 1998 mSDtfsCounter, 1718 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 3838 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:29,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1718 Valid, 3838 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-04-01 14:12:29,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5590 states. [2023-04-01 14:12:29,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5590 to 5543. [2023-04-01 14:12:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5543 states, 2954 states have (on average 1.2122545700744753) internal successors, (3581), 3091 states have internal predecessors, (3581), 1853 states have call successors, (1853), 741 states have call predecessors, (1853), 733 states have return successors, (1870), 1779 states have call predecessors, (1870), 1848 states have call successors, (1870) [2023-04-01 14:12:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 5543 states and 7304 transitions. [2023-04-01 14:12:29,794 INFO L78 Accepts]: Start accepts. Automaton has 5543 states and 7304 transitions. Word has length 118 [2023-04-01 14:12:29,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:29,795 INFO L495 AbstractCegarLoop]: Abstraction has 5543 states and 7304 transitions. [2023-04-01 14:12:29,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 14:12:29,796 INFO L276 IsEmpty]: Start isEmpty. Operand 5543 states and 7304 transitions. [2023-04-01 14:12:29,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-04-01 14:12:29,798 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:29,798 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2023-04-01 14:12:29,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 14:12:29,799 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:29,799 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:29,799 INFO L85 PathProgramCache]: Analyzing trace with hash 894744039, now seen corresponding path program 1 times [2023-04-01 14:12:29,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:29,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48792156] [2023-04-01 14:12:29,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:29,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:30,276 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-04-01 14:12:30,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:30,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48792156] [2023-04-01 14:12:30,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48792156] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:30,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:30,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:12:30,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160085043] [2023-04-01 14:12:30,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:30,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:12:30,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:30,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:12:30,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:30,279 INFO L87 Difference]: Start difference. First operand 5543 states and 7304 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 14:12:32,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 14:12:33,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:33,390 INFO L93 Difference]: Finished difference Result 15189 states and 20050 transitions. [2023-04-01 14:12:33,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:12:33,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 123 [2023-04-01 14:12:33,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:33,451 INFO L225 Difference]: With dead ends: 15189 [2023-04-01 14:12:33,451 INFO L226 Difference]: Without dead ends: 9674 [2023-04-01 14:12:33,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:33,479 INFO L413 NwaCegarLoop]: 1946 mSDtfsCounter, 1717 mSDsluCounter, 1833 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1717 SdHoareTripleChecker+Valid, 3779 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:33,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1717 Valid, 3779 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-04-01 14:12:33,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9674 states. [2023-04-01 14:12:33,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9674 to 9617. [2023-04-01 14:12:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9617 states, 5124 states have (on average 1.2086260733801717) internal successors, (6193), 5357 states have internal predecessors, (6193), 3195 states have call successors, (3195), 1337 states have call predecessors, (3195), 1295 states have return successors, (3296), 3029 states have call predecessors, (3296), 3190 states have call successors, (3296) [2023-04-01 14:12:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9617 states to 9617 states and 12684 transitions. [2023-04-01 14:12:34,029 INFO L78 Accepts]: Start accepts. Automaton has 9617 states and 12684 transitions. Word has length 123 [2023-04-01 14:12:34,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:34,031 INFO L495 AbstractCegarLoop]: Abstraction has 9617 states and 12684 transitions. [2023-04-01 14:12:34,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 14:12:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 9617 states and 12684 transitions. [2023-04-01 14:12:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-04-01 14:12:34,035 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:34,035 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2023-04-01 14:12:34,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 14:12:34,036 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:34,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:34,037 INFO L85 PathProgramCache]: Analyzing trace with hash 958215272, now seen corresponding path program 1 times [2023-04-01 14:12:34,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:34,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736563053] [2023-04-01 14:12:34,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:34,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:34,619 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-04-01 14:12:34,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:34,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736563053] [2023-04-01 14:12:34,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736563053] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:34,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:34,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 14:12:34,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964339315] [2023-04-01 14:12:34,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:34,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 14:12:34,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:34,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 14:12:34,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:34,621 INFO L87 Difference]: Start difference. First operand 9617 states and 12684 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-04-01 14:12:36,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 14:12:36,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:36,999 INFO L93 Difference]: Finished difference Result 17040 states and 22542 transitions. [2023-04-01 14:12:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 14:12:36,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 152 [2023-04-01 14:12:37,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:37,057 INFO L225 Difference]: With dead ends: 17040 [2023-04-01 14:12:37,057 INFO L226 Difference]: Without dead ends: 7451 [2023-04-01 14:12:37,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 14:12:37,107 INFO L413 NwaCegarLoop]: 2603 mSDtfsCounter, 1888 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1888 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:37,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1888 Valid, 3634 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 478 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-04-01 14:12:37,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2023-04-01 14:12:37,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 7372. [2023-04-01 14:12:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 3952 states have (on average 1.2034412955465588) internal successors, (4756), 4178 states have internal predecessors, (4756), 2387 states have call successors, (2387), 1106 states have call predecessors, (2387), 1030 states have return successors, (2566), 2149 states have call predecessors, (2566), 2382 states have call successors, (2566) [2023-04-01 14:12:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 9709 transitions. [2023-04-01 14:12:37,626 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 9709 transitions. Word has length 152 [2023-04-01 14:12:37,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:37,626 INFO L495 AbstractCegarLoop]: Abstraction has 7372 states and 9709 transitions. [2023-04-01 14:12:37,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-04-01 14:12:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 9709 transitions. [2023-04-01 14:12:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-04-01 14:12:37,629 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:37,629 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:12:37,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 14:12:37,629 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:37,629 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:37,630 INFO L85 PathProgramCache]: Analyzing trace with hash 175617097, now seen corresponding path program 1 times [2023-04-01 14:12:37,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:37,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2687588] [2023-04-01 14:12:37,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:37,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-04-01 14:12:38,141 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:38,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2687588] [2023-04-01 14:12:38,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2687588] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:38,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:38,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:12:38,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043220966] [2023-04-01 14:12:38,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:38,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:12:38,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:38,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:12:38,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:12:38,143 INFO L87 Difference]: Start difference. First operand 7372 states and 9709 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 14:12:40,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 14:12:42,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:42,584 INFO L93 Difference]: Finished difference Result 7378 states and 9714 transitions. [2023-04-01 14:12:42,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:12:42,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2023-04-01 14:12:42,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:42,630 INFO L225 Difference]: With dead ends: 7378 [2023-04-01 14:12:42,631 INFO L226 Difference]: Without dead ends: 7376 [2023-04-01 14:12:42,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:12:42,639 INFO L413 NwaCegarLoop]: 1899 mSDtfsCounter, 2097 mSDsluCounter, 3786 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2108 SdHoareTripleChecker+Valid, 5685 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:42,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2108 Valid, 5685 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-04-01 14:12:42,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7376 states. [2023-04-01 14:12:43,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7376 to 7376. [2023-04-01 14:12:43,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7376 states, 3955 states have (on average 1.2032869785082174) internal successors, (4759), 4181 states have internal predecessors, (4759), 2387 states have call successors, (2387), 1107 states have call predecessors, (2387), 1031 states have return successors, (2566), 2149 states have call predecessors, (2566), 2382 states have call successors, (2566) [2023-04-01 14:12:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7376 states to 7376 states and 9712 transitions. [2023-04-01 14:12:43,197 INFO L78 Accepts]: Start accepts. Automaton has 7376 states and 9712 transitions. Word has length 174 [2023-04-01 14:12:43,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:43,198 INFO L495 AbstractCegarLoop]: Abstraction has 7376 states and 9712 transitions. [2023-04-01 14:12:43,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 14:12:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 7376 states and 9712 transitions. [2023-04-01 14:12:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-04-01 14:12:43,202 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:43,202 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:12:43,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 14:12:43,202 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:43,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:43,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1126759599, now seen corresponding path program 1 times [2023-04-01 14:12:43,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:43,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029144712] [2023-04-01 14:12:43,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:43,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-04-01 14:12:43,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:43,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029144712] [2023-04-01 14:12:43,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029144712] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:43,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:43,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:12:43,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309672485] [2023-04-01 14:12:43,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:43,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:12:43,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:43,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:12:43,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:12:43,731 INFO L87 Difference]: Start difference. First operand 7376 states and 9712 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:46,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:46,139 INFO L93 Difference]: Finished difference Result 7382 states and 9717 transitions. [2023-04-01 14:12:46,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:12:46,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 179 [2023-04-01 14:12:46,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:46,178 INFO L225 Difference]: With dead ends: 7382 [2023-04-01 14:12:46,178 INFO L226 Difference]: Without dead ends: 7380 [2023-04-01 14:12:46,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:12:46,182 INFO L413 NwaCegarLoop]: 1902 mSDtfsCounter, 2092 mSDsluCounter, 3786 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2102 SdHoareTripleChecker+Valid, 5688 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:46,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2102 Valid, 5688 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-04-01 14:12:46,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7380 states. [2023-04-01 14:12:46,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7380 to 7380. [2023-04-01 14:12:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 3958 states have (on average 1.203132895401718) internal successors, (4762), 4184 states have internal predecessors, (4762), 2387 states have call successors, (2387), 1108 states have call predecessors, (2387), 1032 states have return successors, (2566), 2149 states have call predecessors, (2566), 2382 states have call successors, (2566) [2023-04-01 14:12:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 9715 transitions. [2023-04-01 14:12:46,622 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 9715 transitions. Word has length 179 [2023-04-01 14:12:46,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:46,624 INFO L495 AbstractCegarLoop]: Abstraction has 7380 states and 9715 transitions. [2023-04-01 14:12:46,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 9715 transitions. [2023-04-01 14:12:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-04-01 14:12:46,627 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:46,627 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:12:46,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 14:12:46,627 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:46,628 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:46,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1972047607, now seen corresponding path program 1 times [2023-04-01 14:12:46,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:46,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730809444] [2023-04-01 14:12:46,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:46,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-04-01 14:12:47,132 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:47,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730809444] [2023-04-01 14:12:47,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730809444] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:47,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:47,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:12:47,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848752394] [2023-04-01 14:12:47,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:47,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:12:47,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:47,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:12:47,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:12:47,135 INFO L87 Difference]: Start difference. First operand 7380 states and 9715 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:50,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 14:12:50,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:50,997 INFO L93 Difference]: Finished difference Result 7386 states and 9720 transitions. [2023-04-01 14:12:50,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:12:50,998 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 184 [2023-04-01 14:12:50,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:51,033 INFO L225 Difference]: With dead ends: 7386 [2023-04-01 14:12:51,034 INFO L226 Difference]: Without dead ends: 7384 [2023-04-01 14:12:51,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:12:51,041 INFO L413 NwaCegarLoop]: 1902 mSDtfsCounter, 2092 mSDsluCounter, 3786 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2101 SdHoareTripleChecker+Valid, 5688 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:51,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2101 Valid, 5688 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-04-01 14:12:51,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7384 states. [2023-04-01 14:12:51,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7384 to 7384. [2023-04-01 14:12:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7384 states, 3961 states have (on average 1.2029790456955314) internal successors, (4765), 4187 states have internal predecessors, (4765), 2387 states have call successors, (2387), 1109 states have call predecessors, (2387), 1033 states have return successors, (2566), 2149 states have call predecessors, (2566), 2382 states have call successors, (2566) [2023-04-01 14:12:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7384 states to 7384 states and 9718 transitions. [2023-04-01 14:12:51,498 INFO L78 Accepts]: Start accepts. Automaton has 7384 states and 9718 transitions. Word has length 184 [2023-04-01 14:12:51,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:51,499 INFO L495 AbstractCegarLoop]: Abstraction has 7384 states and 9718 transitions. [2023-04-01 14:12:51,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 7384 states and 9718 transitions. [2023-04-01 14:12:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-04-01 14:12:51,502 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:51,502 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:12:51,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 14:12:51,503 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:51,503 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:51,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1570500113, now seen corresponding path program 1 times [2023-04-01 14:12:51,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:51,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270351619] [2023-04-01 14:12:51,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:51,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-04-01 14:12:51,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:51,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270351619] [2023-04-01 14:12:51,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270351619] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:51,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:51,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:12:51,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997469496] [2023-04-01 14:12:51,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:52,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:12:52,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:52,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:12:52,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:12:52,001 INFO L87 Difference]: Start difference. First operand 7384 states and 9718 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:54,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 14:12:54,378 INFO L93 Difference]: Finished difference Result 7390 states and 9723 transitions. [2023-04-01 14:12:54,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 14:12:54,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 189 [2023-04-01 14:12:54,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 14:12:54,411 INFO L225 Difference]: With dead ends: 7390 [2023-04-01 14:12:54,411 INFO L226 Difference]: Without dead ends: 7388 [2023-04-01 14:12:54,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-01 14:12:54,417 INFO L413 NwaCegarLoop]: 1902 mSDtfsCounter, 2092 mSDsluCounter, 3786 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 5688 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-04-01 14:12:54,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2100 Valid, 5688 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-04-01 14:12:54,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7388 states. [2023-04-01 14:12:54,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7388 to 7388. [2023-04-01 14:12:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7388 states, 3964 states have (on average 1.2028254288597375) internal successors, (4768), 4190 states have internal predecessors, (4768), 2387 states have call successors, (2387), 1110 states have call predecessors, (2387), 1034 states have return successors, (2566), 2149 states have call predecessors, (2566), 2382 states have call successors, (2566) [2023-04-01 14:12:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7388 states to 7388 states and 9721 transitions. [2023-04-01 14:12:54,953 INFO L78 Accepts]: Start accepts. Automaton has 7388 states and 9721 transitions. Word has length 189 [2023-04-01 14:12:54,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 14:12:54,953 INFO L495 AbstractCegarLoop]: Abstraction has 7388 states and 9721 transitions. [2023-04-01 14:12:54,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 14:12:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7388 states and 9721 transitions. [2023-04-01 14:12:54,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-04-01 14:12:54,957 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 14:12:54,958 INFO L195 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 14:12:54,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 14:12:54,958 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-01 14:12:54,958 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 14:12:54,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1510927817, now seen corresponding path program 1 times [2023-04-01 14:12:54,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 14:12:54,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535049882] [2023-04-01 14:12:54,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 14:12:54,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 14:12:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 14:12:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-04-01 14:12:55,376 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 14:12:55,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535049882] [2023-04-01 14:12:55,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535049882] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 14:12:55,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 14:12:55,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 14:12:55,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241457565] [2023-04-01 14:12:55,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 14:12:55,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 14:12:55,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 14:12:55,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 14:12:55,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 14:12:55,379 INFO L87 Difference]: Start difference. First operand 7388 states and 9721 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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)