/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 OctagonDomain -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 07:29:40,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 07:29:40,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 07:29:40,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 07:29:40,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 07:29:40,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 07:29:40,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 07:29:40,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 07:29:40,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 07:29:40,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 07:29:40,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 07:29:40,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 07:29:40,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 07:29:40,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 07:29:40,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 07:29:40,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 07:29:40,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 07:29:40,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 07:29:40,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 07:29:40,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 07:29:40,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 07:29:40,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 07:29:40,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 07:29:40,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 07:29:40,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 07:29:40,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 07:29:40,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 07:29:40,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 07:29:40,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 07:29:40,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 07:29:40,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 07:29:40,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 07:29:40,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 07:29:40,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 07:29:40,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 07:29:40,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 07:29:40,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 07:29:40,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 07:29:40,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 07:29:40,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 07:29:40,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 07:29:40,875 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 [2023-04-03 07:29:40,894 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 07:29:40,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 07:29:40,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 07:29:40,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 07:29:40,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 07:29:40,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 07:29:40,895 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 07:29:40,895 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 07:29:40,895 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 07:29:40,896 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 07:29:40,896 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 07:29:40,897 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 07:29:40,897 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 07:29:40,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 07:29:40,897 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 07:29:40,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 07:29:40,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 07:29:40,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 07:29:40,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 07:29:40,899 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 07:29:40,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 07:29:40,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 07:29:40,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 07:29:40,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 07:29:41,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 07:29:41,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 07:29:41,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 07:29:41,129 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 07:29:41,130 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 07:29:41,131 INFO L432 ainManager$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-qlogic-qla3xxx.cil.i [2023-04-03 07:29:42,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 07:29:42,835 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 07:29:42,836 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-qlogic-qla3xxx.cil.i [2023-04-03 07:29:42,884 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b518ceec9/aeac58abd2f243f98909569efb43ef1d/FLAGb2ea4d559 [2023-04-03 07:29:42,900 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b518ceec9/aeac58abd2f243f98909569efb43ef1d [2023-04-03 07:29:42,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 07:29:42,904 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 07:29:42,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 07:29:42,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 07:29:42,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 07:29:42,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 07:29:42" (1/1) ... [2023-04-03 07:29:42,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b90b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:42, skipping insertion in model container [2023-04-03 07:29:42,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 07:29:42" (1/1) ... [2023-04-03 07:29:42,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 07:29:43,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 07:29:46,223 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[408897,408910] [2023-04-03 07:29:46,228 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-qlogic-qla3xxx.cil.i[409066,409079] [2023-04-03 07:29:46,229 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-qlogic-qla3xxx.cil.i[409233,409246] [2023-04-03 07:29:46,229 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-qlogic-qla3xxx.cil.i[409401,409414] [2023-04-03 07:29:46,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 07:29:46,304 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 07:29:46,647 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-qlogic-qla3xxx.cil.i[408897,408910] [2023-04-03 07:29:46,648 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-qlogic-qla3xxx.cil.i[409066,409079] [2023-04-03 07:29:46,648 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-qlogic-qla3xxx.cil.i[409233,409246] [2023-04-03 07:29:46,648 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-qlogic-qla3xxx.cil.i[409401,409414] [2023-04-03 07:29:46,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 07:29:46,837 INFO L208 MainTranslator]: Completed translation [2023-04-03 07:29:46,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46 WrapperNode [2023-04-03 07:29:46,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 07:29:46,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 07:29:46,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 07:29:46,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 07:29:46,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:46,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:46,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:46,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,204 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 07:29:47,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 07:29:47,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 07:29:47,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 07:29:47,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (1/1) ... [2023-04-03 07:29:47,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 07:29:47,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 07:29:47,326 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) [2023-04-03 07:29:47,346 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 [2023-04-03 07:29:47,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-03 07:29:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-03 07:29:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-03 07:29:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2023-04-03 07:29:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-04-03 07:29:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-03 07:29:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 07:29:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 07:29:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-04-03 07:29:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-04-03 07:29:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-03 07:29:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data_offset [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2023-04-03 07:29:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-03 07:29:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-03 07:29:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-03 07:29:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-03 07:29:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-04-03 07:29:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-04-03 07:29:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_lock [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_drvr_lock [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_register_page [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg_l [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg_l [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg_l [2023-04-03 07:29:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_nvram_reg [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page0_reg [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page1_reg [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page2_reg [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_interrupts [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_to_lrg_buf_free_list [2023-04-03 07:29:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_from_lrg_buf_free_list [2023-04-03 07:29:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure fm93c56a_select [2023-04-03 07:29:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure fm93c56a_cmd [2023-04-03 07:29:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure fm93c56a_deselect [2023-04-03 07:29:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure fm93c56a_datain [2023-04-03 07:29:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_readword [2023-04-03 07:29:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2023-04-03 07:29:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_nvram_params [2023-04-03 07:29:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_mii_ready [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_enable_scan_mode [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_disable_scan_mode [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg_ex [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg_ex [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_reset [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_start_neg [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_reset_ex [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_start_neg_ex [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_init [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_petbi_init_ex [2023-04-03 07:29:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_petbi_neg_pause [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure phyAgereSpecificInit [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure getPhyType [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_get_speed [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_full_dup [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_phy_neg_pause [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure PHY_Setup [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_enable [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_soft_reset [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_gig [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_full_dup [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_pause [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_fiber [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_auto_cfg [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_auto_neg_complete [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_neg_pause [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_auto_neg_error [2023-04-03 07:29:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_link_speed [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_link_full_dup [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_down_detect [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_down_detect_clear [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_this_adapter_controls_port [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_reset_ex [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_start_neg_ex [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_init_ex [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_link_state [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_port_start [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_finish_auto_neg [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_state_machine_work [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_phy_owner [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_init_scan_mode [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_setup [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_supported_modes [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_auto_cfg_status [2023-04-03 07:29:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_speed [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_full_dup [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_settings [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_drvinfo [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_msglevel [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_msglevel [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_pauseparam [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_populate_free_queue [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_small_bufq_prod_index [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_lrg_bufq_prod_index [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_tx_intr [2023-04-03 07:29:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_sbuf [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_lbuf [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_rx_intr [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_macip_rx_intr [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_rx_clean [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_poll [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_isr [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_seg_count [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_hw_csum_setup [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_send_map [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_send [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_alloc_net_req_rsp_queues [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_net_req_rsp_queues [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_alloc_buffer_queues [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_buffer_queues [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_alloc_small_buffers [2023-04-03 07:29:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_small_buffers [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_large_buffers [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_init_large_buffers [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_alloc_large_buffers [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_send_free_list [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_create_send_free_list [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_alloc_mem_resources [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_init_misc_registers [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_info [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_display_dev_info [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2023-04-03 07:29:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cycle_adapter [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_close [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_open [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_set_mac_address [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_tx_timeout [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_reset_work [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_timeout_work [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_board_info [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_timer [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_probe [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_remove [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_driver_init [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_driver_exit [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ql3xxx_driver_exit_14_2 [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ql3xxx_driver_init_14_7 [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2023-04-03 07:29:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_5_1 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 07:29:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-03 07:29:47,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-03 07:29:47,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-03 07:29:47,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 07:29:47,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 07:29:47,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2023-04-03 07:29:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2023-04-03 07:29:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_62 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_66 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_70 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_72 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_74 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_75 [2023-04-03 07:29:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_78 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_81 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_84 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_86 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_87 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_88 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_89 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_90 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_91 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_92 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_94 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_95 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_99 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_100 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_102 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_104 [2023-04-03 07:29:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_106 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_107 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_108 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_109 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_110 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_111 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_112 [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-03 07:29:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-03 07:29:47,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-03 07:29:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2023-04-03 07:29:47,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-03 07:29:47,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-04-03 07:29:47,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_complete [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-03 07:29:47,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-03 07:29:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-03 07:29:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-03 07:29:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-03 07:29:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 07:29:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-03 07:29:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-04-03 07:29:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-03 07:29:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 07:29:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 07:29:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2023-04-03 07:29:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 07:29:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-03 07:29:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-03 07:29:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-03 07:29:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_62 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_66 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_70 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_75 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_78 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_81 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_84 [2023-04-03 07:29:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_92 [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_95 [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_100 [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_102 [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_104 [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-03 07:29:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_86 [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-03 07:29:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_89 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_87 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_88 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_72 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_74 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_91 [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-04-03 07:29:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2023-04-03 07:29:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-03 07:29:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-04-03 07:29:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data_offset [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-04-03 07:29:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_complete [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_108 [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_110 [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-03 07:29:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_107 [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_109 [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-03 07:29:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_111 [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_112 [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-03 07:29:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_94 [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_90 [2023-04-03 07:29:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_99 [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_106 [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_lock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_drvr_lock [2023-04-03 07:29:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_register_page [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg_l [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg_l [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg_l [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_nvram_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page0_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page1_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page2_reg [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_interrupts [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_to_lrg_buf_free_list [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_from_lrg_buf_free_list [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure fm93c56a_deselect [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_readword [2023-04-03 07:29:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure fm93c56a_select [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure fm93c56a_cmd [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure fm93c56a_datain [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_nvram_params [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_mii_ready [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_enable_scan_mode [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_disable_scan_mode [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg_ex [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg_ex [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_reset [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_start_neg [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_reset_ex [2023-04-03 07:29:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_start_neg_ex [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_init [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_petbi_init_ex [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_petbi_neg_pause [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure phyAgereSpecificInit [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure getPhyType [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_get_speed [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_full_dup [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_phy_neg_pause [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure PHY_Setup [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_enable [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_soft_reset [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_gig [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_full_dup [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_pause [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_fiber [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_auto_cfg [2023-04-03 07:29:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_auto_neg_complete [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_neg_pause [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_auto_neg_error [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_link_speed [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_link_full_dup [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_down_detect [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_down_detect_clear [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_this_adapter_controls_port [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_reset_ex [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_start_neg_ex [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_init_ex [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_link_state [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_port_start [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_finish_auto_neg [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_state_machine_work [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_phy_owner [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_init_scan_mode [2023-04-03 07:29:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_setup [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_supported_modes [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_auto_cfg_status [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_speed [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_full_dup [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_settings [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_drvinfo [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_msglevel [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_msglevel [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_pauseparam [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_populate_free_queue [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_small_bufq_prod_index [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_lrg_bufq_prod_index [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_tx_intr [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_sbuf [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_lbuf [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_rx_intr [2023-04-03 07:29:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_macip_rx_intr [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_rx_clean [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_poll [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_isr [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_seg_count [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_hw_csum_setup [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_send_map [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_send [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_alloc_net_req_rsp_queues [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_net_req_rsp_queues [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_alloc_buffer_queues [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_buffer_queues [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_alloc_small_buffers [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_small_buffers [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_large_buffers [2023-04-03 07:29:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ql_init_large_buffers [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_alloc_large_buffers [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_send_free_list [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_create_send_free_list [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_alloc_mem_resources [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_init_misc_registers [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_info [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_display_dev_info [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cycle_adapter [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_close [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_open [2023-04-03 07:29:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_set_mac_address [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_tx_timeout [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql_reset_work [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_timeout_work [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_board_info [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_timer [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_probe [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_remove [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_driver_init [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_driver_exit [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ql3xxx_driver_exit_14_2 [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ql3xxx_driver_init_14_7 [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2023-04-03 07:29:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_5_1 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-03 07:29:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2023-04-03 07:29:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-03 07:29:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-03 07:29:47,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-03 07:29:47,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_adapter_lock_of_ql3_adapter [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_hw_lock_of_ql3_adapter [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-03 07:29:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-03 07:29:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-03 07:29:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 07:29:47,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 07:29:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 07:29:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 07:29:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 07:29:47,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 07:29:48,622 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 07:29:48,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 07:29:51,002 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-03 07:29:51,549 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 07:29:52,931 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#reg~4.base, ~#reg~4.offset);havoc ~#reg~4.base, ~#reg~4.offset; [2023-04-03 07:29:54,600 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 07:29:58,645 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 07:29:58,646 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-03 07:29:58,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 07:29:58 BoogieIcfgContainer [2023-04-03 07:29:58,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 07:29:58,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 07:29:58,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 07:29:58,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 07:29:58,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 07:29:42" (1/3) ... [2023-04-03 07:29:58,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40adf152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 07:29:58, skipping insertion in model container [2023-04-03 07:29:58,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 07:29:46" (2/3) ... [2023-04-03 07:29:58,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40adf152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 07:29:58, skipping insertion in model container [2023-04-03 07:29:58,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 07:29:58" (3/3) ... [2023-04-03 07:29:58,659 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i [2023-04-03 07:29:58,676 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 07:29:58,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-03 07:29:58,882 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 07:29:58,889 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;@4b610af8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 07:29:58,889 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-03 07:29:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 3654 states, 1933 states have (on average 1.1805483704086912) internal successors, (2282), 2005 states have internal predecessors, (2282), 1189 states have call successors, (1189), 419 states have call predecessors, (1189), 417 states have return successors, (1183), 1158 states have call predecessors, (1183), 1183 states have call successors, (1183) [2023-04-03 07:29:58,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-04-03 07:29:58,930 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:29:58,930 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:29:58,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:29:58,935 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:29:58,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1454505013, now seen corresponding path program 1 times [2023-04-03 07:29:58,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:29:58,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221437840] [2023-04-03 07:29:58,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:29:58,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:29:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:29:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-04-03 07:29:59,870 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:29:59,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221437840] [2023-04-03 07:29:59,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221437840] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:29:59,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:29:59,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 07:29:59,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63003967] [2023-04-03 07:29:59,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:29:59,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 07:29:59,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:29:59,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 07:29:59,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 07:29:59,921 INFO L87 Difference]: Start difference. First operand has 3654 states, 1933 states have (on average 1.1805483704086912) internal successors, (2282), 2005 states have internal predecessors, (2282), 1189 states have call successors, (1189), 419 states have call predecessors, (1189), 417 states have return successors, (1183), 1158 states have call predecessors, (1183), 1183 states have call successors, (1183) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-03 07:30:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:02,024 INFO L93 Difference]: Finished difference Result 9252 states and 12404 transitions. [2023-04-03 07:30:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 07:30:02,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2023-04-03 07:30:02,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:02,090 INFO L225 Difference]: With dead ends: 9252 [2023-04-03 07:30:02,090 INFO L226 Difference]: Without dead ends: 6130 [2023-04-03 07:30:02,119 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 [2023-04-03 07:30:02,122 INFO L413 NwaCegarLoop]: 3700 mSDtfsCounter, 3988 mSDsluCounter, 3631 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3988 SdHoareTripleChecker+Valid, 7331 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:02,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3988 Valid, 7331 Invalid, 856 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 07:30:02,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6130 states. [2023-04-03 07:30:02,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6130 to 6126. [2023-04-03 07:30:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6126 states, 3286 states have (on average 1.1835057821059038) internal successors, (3889), 3414 states have internal predecessors, (3889), 2070 states have call successors, (2070), 770 states have call predecessors, (2070), 767 states have return successors, (2066), 2016 states have call predecessors, (2066), 2066 states have call successors, (2066) [2023-04-03 07:30:02,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6126 states to 6126 states and 8025 transitions. [2023-04-03 07:30:02,526 INFO L78 Accepts]: Start accepts. Automaton has 6126 states and 8025 transitions. Word has length 112 [2023-04-03 07:30:02,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:02,526 INFO L495 AbstractCegarLoop]: Abstraction has 6126 states and 8025 transitions. [2023-04-03 07:30:02,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-03 07:30:02,527 INFO L276 IsEmpty]: Start isEmpty. Operand 6126 states and 8025 transitions. [2023-04-03 07:30:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-04-03 07:30:02,532 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:02,533 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:02,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 07:30:02,533 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:02,535 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:02,535 INFO L85 PathProgramCache]: Analyzing trace with hash -700289563, now seen corresponding path program 1 times [2023-04-03 07:30:02,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:02,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492356373] [2023-04-03 07:30:02,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-04-03 07:30:02,956 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:02,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492356373] [2023-04-03 07:30:02,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492356373] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:02,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:02,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 07:30:02,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136017201] [2023-04-03 07:30:02,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:02,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 07:30:02,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:02,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 07:30:02,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 07:30:02,963 INFO L87 Difference]: Start difference. First operand 6126 states and 8025 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-04-03 07:30:05,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:05,291 INFO L93 Difference]: Finished difference Result 17710 states and 23311 transitions. [2023-04-03 07:30:05,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 07:30:05,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 125 [2023-04-03 07:30:05,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:05,383 INFO L225 Difference]: With dead ends: 17710 [2023-04-03 07:30:05,383 INFO L226 Difference]: Without dead ends: 11614 [2023-04-03 07:30:05,418 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 [2023-04-03 07:30:05,419 INFO L413 NwaCegarLoop]: 4208 mSDtfsCounter, 3927 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3927 SdHoareTripleChecker+Valid, 7630 SdHoareTripleChecker+Invalid, 892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:05,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3927 Valid, 7630 Invalid, 892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 887 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 07:30:05,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11614 states. [2023-04-03 07:30:05,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11614 to 11573. [2023-04-03 07:30:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11573 states, 6241 states have (on average 1.1847460342893767) internal successors, (7394), 6488 states have internal predecessors, (7394), 3890 states have call successors, (3890), 1463 states have call predecessors, (3890), 1439 states have return successors, (3974), 3760 states have call predecessors, (3974), 3886 states have call successors, (3974) [2023-04-03 07:30:06,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11573 states to 11573 states and 15258 transitions. [2023-04-03 07:30:06,039 INFO L78 Accepts]: Start accepts. Automaton has 11573 states and 15258 transitions. Word has length 125 [2023-04-03 07:30:06,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:06,040 INFO L495 AbstractCegarLoop]: Abstraction has 11573 states and 15258 transitions. [2023-04-03 07:30:06,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-04-03 07:30:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 11573 states and 15258 transitions. [2023-04-03 07:30:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-04-03 07:30:06,048 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:06,048 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:06,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 07:30:06,048 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:06,049 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:06,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1211507992, now seen corresponding path program 1 times [2023-04-03 07:30:06,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:06,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368823081] [2023-04-03 07:30:06,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:06,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-04-03 07:30:06,426 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:06,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368823081] [2023-04-03 07:30:06,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368823081] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:06,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:06,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 07:30:06,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175721818] [2023-04-03 07:30:06,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:06,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 07:30:06,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:06,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 07:30:06,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 07:30:06,429 INFO L87 Difference]: Start difference. First operand 11573 states and 15258 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-04-03 07:30:08,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:08,241 INFO L93 Difference]: Finished difference Result 20238 states and 26481 transitions. [2023-04-03 07:30:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 07:30:08,241 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2023-04-03 07:30:08,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:08,458 INFO L225 Difference]: With dead ends: 20238 [2023-04-03 07:30:08,458 INFO L226 Difference]: Without dead ends: 8695 [2023-04-03 07:30:08,503 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 [2023-04-03 07:30:08,506 INFO L413 NwaCegarLoop]: 3856 mSDtfsCounter, 1306 mSDsluCounter, 3624 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 7480 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:08,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1306 Valid, 7480 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:30:08,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8695 states. [2023-04-03 07:30:08,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8695 to 8655. [2023-04-03 07:30:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8655 states, 4692 states have (on average 1.1788150042625747) internal successors, (5531), 4860 states have internal predecessors, (5531), 2784 states have call successors, (2784), 1197 states have call predecessors, (2784), 1176 states have return successors, (2838), 2689 states have call predecessors, (2838), 2780 states have call successors, (2838) [2023-04-03 07:30:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8655 states to 8655 states and 11153 transitions. [2023-04-03 07:30:08,943 INFO L78 Accepts]: Start accepts. Automaton has 8655 states and 11153 transitions. Word has length 123 [2023-04-03 07:30:08,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:08,944 INFO L495 AbstractCegarLoop]: Abstraction has 8655 states and 11153 transitions. [2023-04-03 07:30:08,944 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-04-03 07:30:08,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8655 states and 11153 transitions. [2023-04-03 07:30:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-04-03 07:30:08,947 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:08,947 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:08,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 07:30:08,948 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:08,948 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:08,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1213528071, now seen corresponding path program 1 times [2023-04-03 07:30:08,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:08,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355372233] [2023-04-03 07:30:08,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:08,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-04-03 07:30:09,257 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:09,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355372233] [2023-04-03 07:30:09,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355372233] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:09,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:09,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 07:30:09,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160911477] [2023-04-03 07:30:09,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:09,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 07:30:09,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:09,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 07:30:09,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 07:30:09,259 INFO L87 Difference]: Start difference. First operand 8655 states and 11153 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2023-04-03 07:30:11,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:11,437 INFO L93 Difference]: Finished difference Result 22097 states and 28676 transitions. [2023-04-03 07:30:11,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 07:30:11,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 138 [2023-04-03 07:30:11,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:11,539 INFO L225 Difference]: With dead ends: 22097 [2023-04-03 07:30:11,539 INFO L226 Difference]: Without dead ends: 13472 [2023-04-03 07:30:11,584 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 [2023-04-03 07:30:11,587 INFO L413 NwaCegarLoop]: 3681 mSDtfsCounter, 3521 mSDsluCounter, 3585 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3521 SdHoareTripleChecker+Valid, 7266 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:11,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3521 Valid, 7266 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 07:30:11,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13472 states. [2023-04-03 07:30:12,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13472 to 13435. [2023-04-03 07:30:12,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13435 states, 7261 states have (on average 1.1769728687508607) internal successors, (8546), 7571 states have internal predecessors, (8546), 4396 states have call successors, (4396), 1818 states have call predecessors, (4396), 1775 states have return successors, (4537), 4207 states have call predecessors, (4537), 4392 states have call successors, (4537) [2023-04-03 07:30:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13435 states to 13435 states and 17479 transitions. [2023-04-03 07:30:12,206 INFO L78 Accepts]: Start accepts. Automaton has 13435 states and 17479 transitions. Word has length 138 [2023-04-03 07:30:12,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:12,206 INFO L495 AbstractCegarLoop]: Abstraction has 13435 states and 17479 transitions. [2023-04-03 07:30:12,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2023-04-03 07:30:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 13435 states and 17479 transitions. [2023-04-03 07:30:12,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-04-03 07:30:12,210 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:12,211 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:12,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 07:30:12,211 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:12,211 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:12,211 INFO L85 PathProgramCache]: Analyzing trace with hash 755042396, now seen corresponding path program 1 times [2023-04-03 07:30:12,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:12,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235820213] [2023-04-03 07:30:12,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:12,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2023-04-03 07:30:12,652 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:12,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235820213] [2023-04-03 07:30:12,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235820213] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:12,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:12,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:12,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314102695] [2023-04-03 07:30:12,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:12,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:12,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:12,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:12,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:12,654 INFO L87 Difference]: Start difference. First operand 13435 states and 17479 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-04-03 07:30:15,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:15,058 INFO L93 Difference]: Finished difference Result 13441 states and 17484 transitions. [2023-04-03 07:30:15,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:15,059 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 176 [2023-04-03 07:30:15,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:15,138 INFO L225 Difference]: With dead ends: 13441 [2023-04-03 07:30:15,138 INFO L226 Difference]: Without dead ends: 13439 [2023-04-03 07:30:15,150 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 [2023-04-03 07:30:15,151 INFO L413 NwaCegarLoop]: 3667 mSDtfsCounter, 4073 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4085 SdHoareTripleChecker+Valid, 10988 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:15,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4085 Valid, 10988 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-03 07:30:15,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13439 states. [2023-04-03 07:30:15,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13439 to 13439. [2023-04-03 07:30:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13439 states, 7264 states have (on average 1.1768997797356828) internal successors, (8549), 7574 states have internal predecessors, (8549), 4396 states have call successors, (4396), 1819 states have call predecessors, (4396), 1776 states have return successors, (4537), 4207 states have call predecessors, (4537), 4392 states have call successors, (4537) [2023-04-03 07:30:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13439 states to 13439 states and 17482 transitions. [2023-04-03 07:30:16,044 INFO L78 Accepts]: Start accepts. Automaton has 13439 states and 17482 transitions. Word has length 176 [2023-04-03 07:30:16,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:16,046 INFO L495 AbstractCegarLoop]: Abstraction has 13439 states and 17482 transitions. [2023-04-03 07:30:16,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-04-03 07:30:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 13439 states and 17482 transitions. [2023-04-03 07:30:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-04-03 07:30:16,049 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:16,049 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:16,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 07:30:16,049 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:16,050 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:16,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1366103848, now seen corresponding path program 1 times [2023-04-03 07:30:16,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:16,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704667182] [2023-04-03 07:30:16,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:16,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2023-04-03 07:30:16,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:16,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704667182] [2023-04-03 07:30:16,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704667182] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:16,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:16,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:16,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895794760] [2023-04-03 07:30:16,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:16,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:16,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:16,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:16,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:16,639 INFO L87 Difference]: Start difference. First operand 13439 states and 17482 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2023-04-03 07:30:19,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:19,085 INFO L93 Difference]: Finished difference Result 13838 states and 17892 transitions. [2023-04-03 07:30:19,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:19,086 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 181 [2023-04-03 07:30:19,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:19,160 INFO L225 Difference]: With dead ends: 13838 [2023-04-03 07:30:19,161 INFO L226 Difference]: Without dead ends: 13836 [2023-04-03 07:30:19,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-03 07:30:19,173 INFO L413 NwaCegarLoop]: 3689 mSDtfsCounter, 4017 mSDsluCounter, 7509 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4028 SdHoareTripleChecker+Valid, 11198 SdHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:19,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4028 Valid, 11198 Invalid, 1320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-03 07:30:19,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13836 states. [2023-04-03 07:30:19,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13836 to 13832. [2023-04-03 07:30:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13832 states, 7456 states have (on average 1.1744903433476395) internal successors, (8757), 7774 states have internal predecessors, (8757), 4495 states have call successors, (4495), 1921 states have call predecessors, (4495), 1878 states have return successors, (4636), 4306 states have call predecessors, (4636), 4491 states have call successors, (4636) [2023-04-03 07:30:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13832 states to 13832 states and 17888 transitions. [2023-04-03 07:30:19,993 INFO L78 Accepts]: Start accepts. Automaton has 13832 states and 17888 transitions. Word has length 181 [2023-04-03 07:30:19,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:19,996 INFO L495 AbstractCegarLoop]: Abstraction has 13832 states and 17888 transitions. [2023-04-03 07:30:19,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2023-04-03 07:30:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 13832 states and 17888 transitions. [2023-04-03 07:30:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-04-03 07:30:19,999 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:19,999 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:19,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 07:30:20,000 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:20,000 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:20,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1351843740, now seen corresponding path program 1 times [2023-04-03 07:30:20,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:20,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696226060] [2023-04-03 07:30:20,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:20,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2023-04-03 07:30:20,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:20,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696226060] [2023-04-03 07:30:20,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696226060] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:20,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:20,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:20,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736536001] [2023-04-03 07:30:20,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:20,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:20,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:20,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:20,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:20,420 INFO L87 Difference]: Start difference. First operand 13832 states and 17888 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2023-04-03 07:30:23,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 07:30:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:24,697 INFO L93 Difference]: Finished difference Result 13838 states and 17893 transitions. [2023-04-03 07:30:24,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:24,698 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 186 [2023-04-03 07:30:24,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:24,766 INFO L225 Difference]: With dead ends: 13838 [2023-04-03 07:30:24,766 INFO L226 Difference]: Without dead ends: 13836 [2023-04-03 07:30:24,778 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 [2023-04-03 07:30:24,779 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4078 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:24,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4078 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1291 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2023-04-03 07:30:24,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13836 states. [2023-04-03 07:30:25,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13836 to 13836. [2023-04-03 07:30:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13836 states, 7459 states have (on average 1.174420163560799) internal successors, (8760), 7777 states have internal predecessors, (8760), 4495 states have call successors, (4495), 1922 states have call predecessors, (4495), 1879 states have return successors, (4636), 4306 states have call predecessors, (4636), 4491 states have call successors, (4636) [2023-04-03 07:30:25,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13836 states to 13836 states and 17891 transitions. [2023-04-03 07:30:25,516 INFO L78 Accepts]: Start accepts. Automaton has 13836 states and 17891 transitions. Word has length 186 [2023-04-03 07:30:25,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:25,517 INFO L495 AbstractCegarLoop]: Abstraction has 13836 states and 17891 transitions. [2023-04-03 07:30:25,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2023-04-03 07:30:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 13836 states and 17891 transitions. [2023-04-03 07:30:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-04-03 07:30:25,519 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:25,520 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:25,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-03 07:30:25,520 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:25,520 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:25,520 INFO L85 PathProgramCache]: Analyzing trace with hash 389896040, now seen corresponding path program 1 times [2023-04-03 07:30:25,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:25,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852849929] [2023-04-03 07:30:25,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:25,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:25,890 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-04-03 07:30:25,890 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:25,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852849929] [2023-04-03 07:30:25,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852849929] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:25,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:25,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:25,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832202822] [2023-04-03 07:30:25,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:25,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:25,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:25,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:25,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:25,892 INFO L87 Difference]: Start difference. First operand 13836 states and 17891 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 07:30:28,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:28,288 INFO L93 Difference]: Finished difference Result 13842 states and 17896 transitions. [2023-04-03 07:30:28,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:28,288 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) Word has length 191 [2023-04-03 07:30:28,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:28,360 INFO L225 Difference]: With dead ends: 13842 [2023-04-03 07:30:28,361 INFO L226 Difference]: Without dead ends: 13840 [2023-04-03 07:30:28,373 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 [2023-04-03 07:30:28,374 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4077 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:28,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4077 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-03 07:30:28,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13840 states. [2023-04-03 07:30:29,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13840 to 13840. [2023-04-03 07:30:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13840 states, 7462 states have (on average 1.1743500402036988) internal successors, (8763), 7780 states have internal predecessors, (8763), 4495 states have call successors, (4495), 1923 states have call predecessors, (4495), 1880 states have return successors, (4636), 4306 states have call predecessors, (4636), 4491 states have call successors, (4636) [2023-04-03 07:30:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13840 states to 13840 states and 17894 transitions. [2023-04-03 07:30:29,141 INFO L78 Accepts]: Start accepts. Automaton has 13840 states and 17894 transitions. Word has length 191 [2023-04-03 07:30:29,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:29,142 INFO L495 AbstractCegarLoop]: Abstraction has 13840 states and 17894 transitions. [2023-04-03 07:30:29,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 07:30:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 13840 states and 17894 transitions. [2023-04-03 07:30:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-04-03 07:30:29,146 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:29,146 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:29,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-03 07:30:29,147 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:29,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:29,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1348179676, now seen corresponding path program 1 times [2023-04-03 07:30:29,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:29,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673621819] [2023-04-03 07:30:29,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:29,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2023-04-03 07:30:29,622 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:29,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673621819] [2023-04-03 07:30:29,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673621819] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:29,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:29,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:29,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430439839] [2023-04-03 07:30:29,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:29,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:29,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:29,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:29,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:29,625 INFO L87 Difference]: Start difference. First operand 13840 states and 17894 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 07:30:32,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:32,126 INFO L93 Difference]: Finished difference Result 14089 states and 18096 transitions. [2023-04-03 07:30:32,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:32,126 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2023-04-03 07:30:32,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:32,208 INFO L225 Difference]: With dead ends: 14089 [2023-04-03 07:30:32,208 INFO L226 Difference]: Without dead ends: 14087 [2023-04-03 07:30:32,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-03 07:30:32,223 INFO L413 NwaCegarLoop]: 3691 mSDtfsCounter, 2581 mSDsluCounter, 8727 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 12418 SdHoareTripleChecker+Invalid, 1473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:32,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2589 Valid, 12418 Invalid, 1473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-03 07:30:32,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14087 states. [2023-04-03 07:30:32,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14087 to 14085. [2023-04-03 07:30:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14085 states, 7595 states have (on average 1.1726135615536537) internal successors, (8906), 7919 states have internal predecessors, (8906), 4523 states have call successors, (4523), 2007 states have call predecessors, (4523), 1964 states have return successors, (4664), 4334 states have call predecessors, (4664), 4519 states have call successors, (4664) [2023-04-03 07:30:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14085 states to 14085 states and 18093 transitions. [2023-04-03 07:30:33,012 INFO L78 Accepts]: Start accepts. Automaton has 14085 states and 18093 transitions. Word has length 196 [2023-04-03 07:30:33,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:33,013 INFO L495 AbstractCegarLoop]: Abstraction has 14085 states and 18093 transitions. [2023-04-03 07:30:33,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 07:30:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 14085 states and 18093 transitions. [2023-04-03 07:30:33,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-04-03 07:30:33,016 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:33,017 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:33,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-03 07:30:33,017 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:33,017 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:33,017 INFO L85 PathProgramCache]: Analyzing trace with hash 204154780, now seen corresponding path program 1 times [2023-04-03 07:30:33,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:33,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373652553] [2023-04-03 07:30:33,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:33,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2023-04-03 07:30:33,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:33,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373652553] [2023-04-03 07:30:33,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373652553] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:33,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:33,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 07:30:33,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336510775] [2023-04-03 07:30:33,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:33,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 07:30:33,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:33,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 07:30:33,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 07:30:33,349 INFO L87 Difference]: Start difference. First operand 14085 states and 18093 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 07:30:35,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:35,686 INFO L93 Difference]: Finished difference Result 30829 states and 39482 transitions. [2023-04-03 07:30:35,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 07:30:35,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 199 [2023-04-03 07:30:35,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:35,777 INFO L225 Difference]: With dead ends: 30829 [2023-04-03 07:30:35,778 INFO L226 Difference]: Without dead ends: 16856 [2023-04-03 07:30:35,840 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 [2023-04-03 07:30:35,840 INFO L413 NwaCegarLoop]: 4747 mSDtfsCounter, 1294 mSDsluCounter, 3625 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 8372 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:35,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1294 Valid, 8372 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 07:30:35,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16856 states. [2023-04-03 07:30:36,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16856 to 16780. [2023-04-03 07:30:36,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16780 states, 9061 states have (on average 1.1694073501820992) internal successors, (10596), 9439 states have internal predecessors, (10596), 5292 states have call successors, (5292), 2487 states have call predecessors, (5292), 2424 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16780 states to 16780 states and 21345 transitions. [2023-04-03 07:30:36,795 INFO L78 Accepts]: Start accepts. Automaton has 16780 states and 21345 transitions. Word has length 199 [2023-04-03 07:30:36,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:36,796 INFO L495 AbstractCegarLoop]: Abstraction has 16780 states and 21345 transitions. [2023-04-03 07:30:36,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 07:30:36,796 INFO L276 IsEmpty]: Start isEmpty. Operand 16780 states and 21345 transitions. [2023-04-03 07:30:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-04-03 07:30:36,799 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:36,799 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 6, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:36,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-04-03 07:30:36,800 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:36,800 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:36,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1633417128, now seen corresponding path program 1 times [2023-04-03 07:30:36,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:36,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562735578] [2023-04-03 07:30:36,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:36,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:37,164 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2023-04-03 07:30:37,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:37,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562735578] [2023-04-03 07:30:37,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562735578] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:37,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:37,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:37,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012507001] [2023-04-03 07:30:37,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:37,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:37,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:37,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:37,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:37,167 INFO L87 Difference]: Start difference. First operand 16780 states and 21345 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 07:30:39,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:39,357 INFO L93 Difference]: Finished difference Result 16786 states and 21350 transitions. [2023-04-03 07:30:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:39,357 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 201 [2023-04-03 07:30:39,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:39,421 INFO L225 Difference]: With dead ends: 16786 [2023-04-03 07:30:39,422 INFO L226 Difference]: Without dead ends: 16784 [2023-04-03 07:30:39,431 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 [2023-04-03 07:30:39,432 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4075 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:39,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4075 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 07:30:39,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16784 states. [2023-04-03 07:30:40,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16784 to 16784. [2023-04-03 07:30:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16784 states, 9064 states have (on average 1.1693512797881729) internal successors, (10599), 9442 states have internal predecessors, (10599), 5292 states have call successors, (5292), 2488 states have call predecessors, (5292), 2425 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16784 states to 16784 states and 21348 transitions. [2023-04-03 07:30:40,291 INFO L78 Accepts]: Start accepts. Automaton has 16784 states and 21348 transitions. Word has length 201 [2023-04-03 07:30:40,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:40,292 INFO L495 AbstractCegarLoop]: Abstraction has 16784 states and 21348 transitions. [2023-04-03 07:30:40,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 07:30:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 16784 states and 21348 transitions. [2023-04-03 07:30:40,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-04-03 07:30:40,295 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:40,295 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 7, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:40,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-04-03 07:30:40,295 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:40,296 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:40,296 INFO L85 PathProgramCache]: Analyzing trace with hash 500256284, now seen corresponding path program 1 times [2023-04-03 07:30:40,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:40,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867453556] [2023-04-03 07:30:40,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:40,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2023-04-03 07:30:40,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:40,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867453556] [2023-04-03 07:30:40,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867453556] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:40,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:40,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:40,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762809279] [2023-04-03 07:30:40,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:40,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:40,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:40,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:40,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:40,657 INFO L87 Difference]: Start difference. First operand 16784 states and 21348 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 07:30:42,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:42,769 INFO L93 Difference]: Finished difference Result 16790 states and 21353 transitions. [2023-04-03 07:30:42,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:42,770 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 206 [2023-04-03 07:30:42,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:42,848 INFO L225 Difference]: With dead ends: 16790 [2023-04-03 07:30:42,848 INFO L226 Difference]: Without dead ends: 16788 [2023-04-03 07:30:42,864 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 [2023-04-03 07:30:42,865 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4074 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:42,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4074 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:30:42,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16788 states. [2023-04-03 07:30:43,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16788 to 16788. [2023-04-03 07:30:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16788 states, 9067 states have (on average 1.1692952464982904) internal successors, (10602), 9445 states have internal predecessors, (10602), 5292 states have call successors, (5292), 2489 states have call predecessors, (5292), 2426 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16788 states to 16788 states and 21351 transitions. [2023-04-03 07:30:43,842 INFO L78 Accepts]: Start accepts. Automaton has 16788 states and 21351 transitions. Word has length 206 [2023-04-03 07:30:43,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:43,842 INFO L495 AbstractCegarLoop]: Abstraction has 16788 states and 21351 transitions. [2023-04-03 07:30:43,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 07:30:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 16788 states and 21351 transitions. [2023-04-03 07:30:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-04-03 07:30:43,846 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:43,846 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:43,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-04-03 07:30:43,846 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:43,847 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:43,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1766914024, now seen corresponding path program 1 times [2023-04-03 07:30:43,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:43,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374050594] [2023-04-03 07:30:43,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:43,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2023-04-03 07:30:44,202 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:44,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374050594] [2023-04-03 07:30:44,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374050594] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:44,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:44,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:44,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161037267] [2023-04-03 07:30:44,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:44,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:44,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:44,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:44,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:44,205 INFO L87 Difference]: Start difference. First operand 16788 states and 21351 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 07:30:46,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:46,271 INFO L93 Difference]: Finished difference Result 16794 states and 21356 transitions. [2023-04-03 07:30:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:46,271 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 211 [2023-04-03 07:30:46,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:46,327 INFO L225 Difference]: With dead ends: 16794 [2023-04-03 07:30:46,327 INFO L226 Difference]: Without dead ends: 16792 [2023-04-03 07:30:46,337 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 [2023-04-03 07:30:46,338 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4073 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:46,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4073 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-03 07:30:46,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16792 states. [2023-04-03 07:30:47,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16792 to 16792. [2023-04-03 07:30:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16792 states, 9070 states have (on average 1.169239250275634) internal successors, (10605), 9448 states have internal predecessors, (10605), 5292 states have call successors, (5292), 2490 states have call predecessors, (5292), 2427 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16792 states to 16792 states and 21354 transitions. [2023-04-03 07:30:47,306 INFO L78 Accepts]: Start accepts. Automaton has 16792 states and 21354 transitions. Word has length 211 [2023-04-03 07:30:47,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:47,306 INFO L495 AbstractCegarLoop]: Abstraction has 16792 states and 21354 transitions. [2023-04-03 07:30:47,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 07:30:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 16792 states and 21354 transitions. [2023-04-03 07:30:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-04-03 07:30:47,309 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:47,309 INFO L195 NwaCegarLoop]: trace histogram [12, 9, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:47,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-04-03 07:30:47,309 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:47,310 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:47,310 INFO L85 PathProgramCache]: Analyzing trace with hash 879535452, now seen corresponding path program 1 times [2023-04-03 07:30:47,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:47,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689088071] [2023-04-03 07:30:47,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:47,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:47,659 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-04-03 07:30:47,660 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:47,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689088071] [2023-04-03 07:30:47,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689088071] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:47,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:47,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:47,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919160334] [2023-04-03 07:30:47,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:47,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:47,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:47,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:47,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:47,662 INFO L87 Difference]: Start difference. First operand 16792 states and 21354 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-04-03 07:30:49,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:49,812 INFO L93 Difference]: Finished difference Result 16798 states and 21359 transitions. [2023-04-03 07:30:49,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:49,812 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 216 [2023-04-03 07:30:49,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:49,861 INFO L225 Difference]: With dead ends: 16798 [2023-04-03 07:30:49,861 INFO L226 Difference]: Without dead ends: 16796 [2023-04-03 07:30:49,869 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 [2023-04-03 07:30:49,870 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4072 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:49,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4072 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:30:49,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16796 states. [2023-04-03 07:30:50,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16796 to 16796. [2023-04-03 07:30:50,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16796 states, 9073 states have (on average 1.1691832910834343) internal successors, (10608), 9451 states have internal predecessors, (10608), 5292 states have call successors, (5292), 2491 states have call predecessors, (5292), 2428 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16796 states to 16796 states and 21357 transitions. [2023-04-03 07:30:50,949 INFO L78 Accepts]: Start accepts. Automaton has 16796 states and 21357 transitions. Word has length 216 [2023-04-03 07:30:50,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:50,949 INFO L495 AbstractCegarLoop]: Abstraction has 16796 states and 21357 transitions. [2023-04-03 07:30:50,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-04-03 07:30:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 16796 states and 21357 transitions. [2023-04-03 07:30:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-04-03 07:30:50,952 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:50,952 INFO L195 NwaCegarLoop]: trace histogram [12, 10, 9, 9, 8, 8, 8, 8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:50,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-04-03 07:30:50,952 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:50,952 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:50,953 INFO L85 PathProgramCache]: Analyzing trace with hash -635385544, now seen corresponding path program 1 times [2023-04-03 07:30:50,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:50,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781966322] [2023-04-03 07:30:50,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:50,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:51,328 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2023-04-03 07:30:51,328 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:51,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781966322] [2023-04-03 07:30:51,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781966322] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:51,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:51,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:51,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367691025] [2023-04-03 07:30:51,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:51,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:51,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:51,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:51,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:51,330 INFO L87 Difference]: Start difference. First operand 16796 states and 21357 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 07:30:54,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:54,036 INFO L93 Difference]: Finished difference Result 16802 states and 21362 transitions. [2023-04-03 07:30:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:54,037 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 253 [2023-04-03 07:30:54,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:54,091 INFO L225 Difference]: With dead ends: 16802 [2023-04-03 07:30:54,091 INFO L226 Difference]: Without dead ends: 16800 [2023-04-03 07:30:54,100 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 [2023-04-03 07:30:54,101 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4067 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4070 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:54,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4070 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 07:30:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16800 states. [2023-04-03 07:30:55,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16800 to 16800. [2023-04-03 07:30:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16800 states, 9076 states have (on average 1.1691273688849713) internal successors, (10611), 9454 states have internal predecessors, (10611), 5292 states have call successors, (5292), 2492 states have call predecessors, (5292), 2429 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16800 states to 16800 states and 21360 transitions. [2023-04-03 07:30:55,150 INFO L78 Accepts]: Start accepts. Automaton has 16800 states and 21360 transitions. Word has length 253 [2023-04-03 07:30:55,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:55,151 INFO L495 AbstractCegarLoop]: Abstraction has 16800 states and 21360 transitions. [2023-04-03 07:30:55,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 07:30:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 16800 states and 21360 transitions. [2023-04-03 07:30:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-04-03 07:30:55,154 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:55,154 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 10, 10, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:55,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-04-03 07:30:55,155 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:55,155 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:55,155 INFO L85 PathProgramCache]: Analyzing trace with hash 430283932, now seen corresponding path program 1 times [2023-04-03 07:30:55,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:55,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650801468] [2023-04-03 07:30:55,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:55,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:55,508 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2023-04-03 07:30:55,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:55,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650801468] [2023-04-03 07:30:55,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650801468] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:55,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:55,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:55,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115766024] [2023-04-03 07:30:55,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:55,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:55,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:55,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:55,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:55,513 INFO L87 Difference]: Start difference. First operand 16800 states and 21360 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-04-03 07:30:57,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:30:57,788 INFO L93 Difference]: Finished difference Result 16806 states and 21365 transitions. [2023-04-03 07:30:57,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:30:57,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 226 [2023-04-03 07:30:57,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:30:57,847 INFO L225 Difference]: With dead ends: 16806 [2023-04-03 07:30:57,847 INFO L226 Difference]: Without dead ends: 16804 [2023-04-03 07:30:57,857 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 [2023-04-03 07:30:57,858 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4070 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:30:57,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4070 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:30:57,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16804 states. [2023-04-03 07:30:58,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16804 to 16804. [2023-04-03 07:30:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16804 states, 9079 states have (on average 1.1690714836435732) internal successors, (10614), 9457 states have internal predecessors, (10614), 5292 states have call successors, (5292), 2493 states have call predecessors, (5292), 2430 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:30:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16804 states to 16804 states and 21363 transitions. [2023-04-03 07:30:58,921 INFO L78 Accepts]: Start accepts. Automaton has 16804 states and 21363 transitions. Word has length 226 [2023-04-03 07:30:58,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:30:58,922 INFO L495 AbstractCegarLoop]: Abstraction has 16804 states and 21363 transitions. [2023-04-03 07:30:58,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-04-03 07:30:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 16804 states and 21363 transitions. [2023-04-03 07:30:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-04-03 07:30:58,924 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:30:58,924 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:30:58,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-04-03 07:30:58,924 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:30:58,924 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:30:58,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1495394200, now seen corresponding path program 1 times [2023-04-03 07:30:58,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:30:58,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074185776] [2023-04-03 07:30:58,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:30:58,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:30:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:30:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2023-04-03 07:30:59,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:30:59,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074185776] [2023-04-03 07:30:59,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074185776] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:30:59,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:30:59,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:30:59,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001073007] [2023-04-03 07:30:59,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:30:59,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:30:59,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:30:59,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:30:59,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:30:59,262 INFO L87 Difference]: Start difference. First operand 16804 states and 21363 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-03 07:31:02,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 07:31:03,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:03,478 INFO L93 Difference]: Finished difference Result 16810 states and 21368 transitions. [2023-04-03 07:31:03,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:31:03,480 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 231 [2023-04-03 07:31:03,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:03,534 INFO L225 Difference]: With dead ends: 16810 [2023-04-03 07:31:03,534 INFO L226 Difference]: Without dead ends: 16806 [2023-04-03 07:31:03,550 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 [2023-04-03 07:31:03,551 INFO L413 NwaCegarLoop]: 3670 mSDtfsCounter, 4068 mSDsluCounter, 7321 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4069 SdHoareTripleChecker+Valid, 10991 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:03,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4069 Valid, 10991 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1291 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2023-04-03 07:31:03,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16806 states. [2023-04-03 07:31:04,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16806 to 16806. [2023-04-03 07:31:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16806 states, 9081 states have (on average 1.1689241272987556) internal successors, (10615), 9458 states have internal predecessors, (10615), 5292 states have call successors, (5292), 2494 states have call predecessors, (5292), 2430 states have return successors, (5457), 5057 states have call predecessors, (5457), 5288 states have call successors, (5457) [2023-04-03 07:31:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16806 states to 16806 states and 21364 transitions. [2023-04-03 07:31:04,813 INFO L78 Accepts]: Start accepts. Automaton has 16806 states and 21364 transitions. Word has length 231 [2023-04-03 07:31:04,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:04,813 INFO L495 AbstractCegarLoop]: Abstraction has 16806 states and 21364 transitions. [2023-04-03 07:31:04,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-03 07:31:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 16806 states and 21364 transitions. [2023-04-03 07:31:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-04-03 07:31:04,816 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:31:04,816 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 12, 8, 8, 8, 8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:31:04,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-04-03 07:31:04,816 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:31:04,816 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:31:04,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1241153332, now seen corresponding path program 1 times [2023-04-03 07:31:04,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:31:04,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775429409] [2023-04-03 07:31:04,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:04,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:31:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2023-04-03 07:31:05,160 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:31:05,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775429409] [2023-04-03 07:31:05,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775429409] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:31:05,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:31:05,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:31:05,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874109845] [2023-04-03 07:31:05,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:31:05,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:31:05,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:31:05,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:31:05,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:31:05,162 INFO L87 Difference]: Start difference. First operand 16806 states and 21364 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-04-03 07:31:07,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:07,613 INFO L93 Difference]: Finished difference Result 16806 states and 21364 transitions. [2023-04-03 07:31:07,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:31:07,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 268 [2023-04-03 07:31:07,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:07,665 INFO L225 Difference]: With dead ends: 16806 [2023-04-03 07:31:07,665 INFO L226 Difference]: Without dead ends: 16508 [2023-04-03 07:31:07,675 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 [2023-04-03 07:31:07,676 INFO L413 NwaCegarLoop]: 3668 mSDtfsCounter, 4063 mSDsluCounter, 7320 mSDsCounter, 0 mSdLazyCounter, 1287 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4063 SdHoareTripleChecker+Valid, 10988 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:07,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4063 Valid, 10988 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1287 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:31:07,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16508 states. [2023-04-03 07:31:08,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16508 to 16508. [2023-04-03 07:31:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16508 states, 8964 states have (on average 1.1684515841142347) internal successors, (10474), 9317 states have internal predecessors, (10474), 5161 states have call successors, (5161), 2411 states have call predecessors, (5161), 2381 states have return successors, (5329), 4983 states have call predecessors, (5329), 5160 states have call successors, (5329) [2023-04-03 07:31:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16508 states to 16508 states and 20964 transitions. [2023-04-03 07:31:08,870 INFO L78 Accepts]: Start accepts. Automaton has 16508 states and 20964 transitions. Word has length 268 [2023-04-03 07:31:08,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:08,870 INFO L495 AbstractCegarLoop]: Abstraction has 16508 states and 20964 transitions. [2023-04-03 07:31:08,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-04-03 07:31:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 16508 states and 20964 transitions. [2023-04-03 07:31:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-04-03 07:31:08,874 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:31:08,874 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:31:08,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-04-03 07:31:08,874 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:31:08,875 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:31:08,875 INFO L85 PathProgramCache]: Analyzing trace with hash 280454654, now seen corresponding path program 1 times [2023-04-03 07:31:08,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:31:08,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206267553] [2023-04-03 07:31:08,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:08,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:31:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-04-03 07:31:10,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:31:10,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206267553] [2023-04-03 07:31:10,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206267553] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 07:31:10,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978326106] [2023-04-03 07:31:10,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:10,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 07:31:10,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 07:31:10,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 07:31:10,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 07:31:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:11,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 3965 conjuncts, 40 conjunts are in the unsatisfiable core [2023-04-03 07:31:11,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 07:31:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2023-04-03 07:31:11,661 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 07:31:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-04-03 07:31:12,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978326106] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-03 07:31:12,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-03 07:31:12,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 9 [2023-04-03 07:31:12,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806293635] [2023-04-03 07:31:12,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:31:12,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 07:31:12,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:31:12,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 07:31:12,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-04-03 07:31:12,235 INFO L87 Difference]: Start difference. First operand 16508 states and 20964 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (45), 4 states have call predecessors, (45), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-04-03 07:31:17,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:17,129 INFO L93 Difference]: Finished difference Result 16596 states and 21082 transitions. [2023-04-03 07:31:17,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 07:31:17,129 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (45), 4 states have call predecessors, (45), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 264 [2023-04-03 07:31:17,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:17,174 INFO L225 Difference]: With dead ends: 16596 [2023-04-03 07:31:17,174 INFO L226 Difference]: Without dead ends: 16594 [2023-04-03 07:31:17,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 534 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2023-04-03 07:31:17,182 INFO L413 NwaCegarLoop]: 2667 mSDtfsCounter, 3368 mSDsluCounter, 5630 mSDsCounter, 0 mSdLazyCounter, 5617 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3683 SdHoareTripleChecker+Valid, 8297 SdHoareTripleChecker+Invalid, 5770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:17,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3683 Valid, 8297 Invalid, 5770 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [153 Valid, 5617 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-04-03 07:31:17,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16594 states. [2023-04-03 07:31:18,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16594 to 16532. [2023-04-03 07:31:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16532 states, 8982 states have (on average 1.167000668002672) internal successors, (10482), 9335 states have internal predecessors, (10482), 5161 states have call successors, (5161), 2417 states have call predecessors, (5161), 2387 states have return successors, (5329), 4983 states have call predecessors, (5329), 5160 states have call successors, (5329) [2023-04-03 07:31:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16532 states to 16532 states and 20972 transitions. [2023-04-03 07:31:18,604 INFO L78 Accepts]: Start accepts. Automaton has 16532 states and 20972 transitions. Word has length 264 [2023-04-03 07:31:18,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:18,605 INFO L495 AbstractCegarLoop]: Abstraction has 16532 states and 20972 transitions. [2023-04-03 07:31:18,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (45), 4 states have call predecessors, (45), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-04-03 07:31:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 16532 states and 20972 transitions. [2023-04-03 07:31:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-04-03 07:31:18,610 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:31:18,610 INFO L195 NwaCegarLoop]: trace histogram [14, 9, 9, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:31:18,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-03 07:31:18,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 07:31:18,828 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:31:18,828 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:31:18,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1382642772, now seen corresponding path program 1 times [2023-04-03 07:31:18,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:31:18,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418902654] [2023-04-03 07:31:18,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:18,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:31:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:19,545 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-04-03 07:31:19,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:31:19,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418902654] [2023-04-03 07:31:19,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418902654] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:31:19,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:31:19,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:31:19,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631057129] [2023-04-03 07:31:19,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:31:19,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:31:19,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:31:19,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:31:19,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:31:19,548 INFO L87 Difference]: Start difference. First operand 16532 states and 20972 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 07:31:22,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:22,518 INFO L93 Difference]: Finished difference Result 16534 states and 20973 transitions. [2023-04-03 07:31:22,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 07:31:22,518 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 302 [2023-04-03 07:31:22,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:22,593 INFO L225 Difference]: With dead ends: 16534 [2023-04-03 07:31:22,593 INFO L226 Difference]: Without dead ends: 16532 [2023-04-03 07:31:22,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-04-03 07:31:22,607 INFO L413 NwaCegarLoop]: 3603 mSDtfsCounter, 1514 mSDsluCounter, 9466 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 13069 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:22,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 13069 Invalid, 1587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 07:31:22,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16532 states. [2023-04-03 07:31:23,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16532 to 16532. [2023-04-03 07:31:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16532 states, 8982 states have (on average 1.1652193275439768) internal successors, (10466), 9335 states have internal predecessors, (10466), 5161 states have call successors, (5161), 2417 states have call predecessors, (5161), 2387 states have return successors, (5329), 4983 states have call predecessors, (5329), 5160 states have call successors, (5329) [2023-04-03 07:31:24,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16532 states to 16532 states and 20956 transitions. [2023-04-03 07:31:24,005 INFO L78 Accepts]: Start accepts. Automaton has 16532 states and 20956 transitions. Word has length 302 [2023-04-03 07:31:24,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:24,005 INFO L495 AbstractCegarLoop]: Abstraction has 16532 states and 20956 transitions. [2023-04-03 07:31:24,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 07:31:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 16532 states and 20956 transitions. [2023-04-03 07:31:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2023-04-03 07:31:24,018 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:31:24,019 INFO L195 NwaCegarLoop]: trace histogram [16, 12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:31:24,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-04-03 07:31:24,019 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:31:24,019 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:31:24,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1295839911, now seen corresponding path program 1 times [2023-04-03 07:31:24,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:31:24,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852895346] [2023-04-03 07:31:24,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:24,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:31:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-04-03 07:31:25,132 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:31:25,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852895346] [2023-04-03 07:31:25,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852895346] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:31:25,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:31:25,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:31:25,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667616911] [2023-04-03 07:31:25,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:31:25,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:31:25,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:31:25,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:31:25,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:31:25,135 INFO L87 Difference]: Start difference. First operand 16532 states and 20956 transitions. Second operand has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (76), 3 states have call predecessors, (76), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2023-04-03 07:31:27,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:27,588 INFO L93 Difference]: Finished difference Result 16532 states and 20956 transitions. [2023-04-03 07:31:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 07:31:27,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (76), 3 states have call predecessors, (76), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 420 [2023-04-03 07:31:27,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:27,641 INFO L225 Difference]: With dead ends: 16532 [2023-04-03 07:31:27,642 INFO L226 Difference]: Without dead ends: 16530 [2023-04-03 07:31:27,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-03 07:31:27,650 INFO L413 NwaCegarLoop]: 3626 mSDtfsCounter, 3939 mSDsluCounter, 7393 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3941 SdHoareTripleChecker+Valid, 11019 SdHoareTripleChecker+Invalid, 1303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:27,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3941 Valid, 11019 Invalid, 1303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 07:31:27,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16530 states. [2023-04-03 07:31:28,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16530 to 16530. [2023-04-03 07:31:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16530 states, 8981 states have (on average 1.1645696470326243) internal successors, (10459), 9333 states have internal predecessors, (10459), 5161 states have call successors, (5161), 2417 states have call predecessors, (5161), 2387 states have return successors, (5329), 4983 states have call predecessors, (5329), 5160 states have call successors, (5329) [2023-04-03 07:31:28,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16530 states to 16530 states and 20949 transitions. [2023-04-03 07:31:28,895 INFO L78 Accepts]: Start accepts. Automaton has 16530 states and 20949 transitions. Word has length 420 [2023-04-03 07:31:28,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:28,896 INFO L495 AbstractCegarLoop]: Abstraction has 16530 states and 20949 transitions. [2023-04-03 07:31:28,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (76), 3 states have call predecessors, (76), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2023-04-03 07:31:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 16530 states and 20949 transitions. [2023-04-03 07:31:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-04-03 07:31:28,921 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 07:31:28,922 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 07:31:28,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-04-03 07:31:28,922 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 07:31:28,923 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 07:31:28,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1401046681, now seen corresponding path program 1 times [2023-04-03 07:31:28,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 07:31:28,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259726965] [2023-04-03 07:31:28,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 07:31:28,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 07:31:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 07:31:29,768 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-04-03 07:31:29,768 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 07:31:29,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259726965] [2023-04-03 07:31:29,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259726965] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 07:31:29,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 07:31:29,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 07:31:29,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838205314] [2023-04-03 07:31:29,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 07:31:29,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 07:31:29,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 07:31:29,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 07:31:29,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 07:31:29,772 INFO L87 Difference]: Start difference. First operand 16530 states and 20949 transitions. Second operand has 5 states, 5 states have (on average 40.2) internal successors, (201), 4 states have internal predecessors, (201), 2 states have call successors, (102), 3 states have call predecessors, (102), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) [2023-04-03 07:31:33,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 07:31:35,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 07:31:35,067 INFO L93 Difference]: Finished difference Result 16530 states and 20949 transitions. [2023-04-03 07:31:35,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 07:31:35,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 4 states have internal predecessors, (201), 2 states have call successors, (102), 3 states have call predecessors, (102), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) Word has length 553 [2023-04-03 07:31:35,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 07:31:35,072 INFO L225 Difference]: With dead ends: 16530 [2023-04-03 07:31:35,072 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 07:31:35,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-03 07:31:35,113 INFO L413 NwaCegarLoop]: 3677 mSDtfsCounter, 147 mSDsluCounter, 10895 mSDsCounter, 0 mSdLazyCounter, 1752 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 14572 SdHoareTripleChecker+Invalid, 1754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1752 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-04-03 07:31:35,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 14572 Invalid, 1754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1752 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-04-03 07:31:35,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 07:31:35,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 07:31:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-03 07:31:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 07:31:35,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 553 [2023-04-03 07:31:35,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 07:31:35,117 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 07:31:35,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 4 states have internal predecessors, (201), 2 states have call successors, (102), 3 states have call predecessors, (102), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) [2023-04-03 07:31:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 07:31:35,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 07:31:35,119 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-04-03 07:31:35,120 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2023-04-03 07:31:35,120 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2023-04-03 07:31:35,120 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2023-04-03 07:31:35,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-04-03 07:31:35,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.