/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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 08:58:26,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 08:58:26,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 08:58:26,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 08:58:26,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 08:58:26,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 08:58:26,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 08:58:26,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 08:58:26,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 08:58:26,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 08:58:26,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 08:58:26,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 08:58:26,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 08:58:26,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 08:58:26,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 08:58:26,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 08:58:26,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 08:58:26,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 08:58:26,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 08:58:26,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 08:58:26,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 08:58:26,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 08:58:26,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 08:58:26,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 08:58:26,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 08:58:26,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 08:58:26,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 08:58:26,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 08:58:26,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 08:58:26,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 08:58:26,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 08:58:26,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 08:58:26,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 08:58:26,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 08:58:26,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 08:58:26,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 08:58:26,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 08:58:26,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 08:58:26,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 08:58:26,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 08:58:26,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 08:58:26,543 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 08:58:26,574 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 08:58:26,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 08:58:26,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 08:58:26,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 08:58:26,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 08:58:26,575 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 08:58:26,576 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 08:58:26,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 08:58:26,576 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 08:58:26,576 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 08:58:26,576 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 08:58:26,576 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 08:58:26,577 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 08:58:26,577 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 08:58:26,577 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 08:58:26,577 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 08:58:26,577 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 08:58:26,577 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 08:58:26,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 08:58:26,578 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 08:58:26,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 08:58:26,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 08:58:26,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 08:58:26,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 08:58:26,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 08:58:26,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 08:58:26,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 08:58:26,580 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 08:58:26,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 08:58:26,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 08:58:26,581 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 08:58:26,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 08:58:26,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 08:58:26,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 08:58:26,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 08:58:26,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 08:58:26,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 08:58:26,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 08:58:26,844 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 08:58:26,844 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 08:58:26,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-04-03 08:58:27,985 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 08:58:28,696 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 08:58:28,697 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-04-03 08:58:28,768 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb38e40ea/966b0f410d0145868192e8056eadeb20/FLAG63d25e0bf [2023-04-03 08:58:28,782 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb38e40ea/966b0f410d0145868192e8056eadeb20 [2023-04-03 08:58:28,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 08:58:28,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 08:58:28,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 08:58:28,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 08:58:28,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 08:58:28,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 08:58:28" (1/1) ... [2023-04-03 08:58:28,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297db2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:28, skipping insertion in model container [2023-04-03 08:58:28,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 08:58:28" (1/1) ... [2023-04-03 08:58:28,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 08:58:28,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 08:58:33,743 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2023-04-03 08:58:33,747 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2023-04-03 08:58:33,751 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2023-04-03 08:58:33,751 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2023-04-03 08:58:33,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 08:58:33,845 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 08:58:34,332 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2023-04-03 08:58:34,333 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2023-04-03 08:58:34,333 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2023-04-03 08:58:34,333 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2023-04-03 08:58:34,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 08:58:34,494 WARN L667 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 08:58:34,494 WARN L667 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 08:58:34,494 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 08:58:34,501 INFO L208 MainTranslator]: Completed translation [2023-04-03 08:58:34,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34 WrapperNode [2023-04-03 08:58:34,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 08:58:34,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 08:58:34,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 08:58:34,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 08:58:34,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:34,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:34,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:34,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:34,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:34,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:35,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:35,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:35,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 08:58:35,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 08:58:35,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 08:58:35,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 08:58:35,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (1/1) ... [2023-04-03 08:58:35,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 08:58:35,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 08:58:35,189 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 08:58:35,214 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 08:58:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-03 08:58:35,232 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 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-03 08:58:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-03 08:58:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-04-03 08:58:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-04-03 08:58:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-03 08:58:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-03 08:58:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-03 08:58:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-03 08:58:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-03 08:58:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-04-03 08:58:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-04-03 08:58:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-04-03 08:58:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_after [2023-04-03 08:58:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2023-04-03 08:58:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_purge [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-03 08:58:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-03 08:58:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-04-03 08:58:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-03 08:58:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-04-03 08:58:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-03 08:58:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_hw_init [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2023-04-03 08:58:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_interrupt [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_rx [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2023-04-03 08:58:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_txur [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_rx_ovfc [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_local_stats [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2023-04-03 08:58:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_search [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_probe [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_remove [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2023-04-03 08:58:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2023-04-03 08:58:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2023-04-03 08:58:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2023-04-03 08:58:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2023-04-03 08:58:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2023-04-03 08:58:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2023-04-03 08:58:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tp [2023-04-03 08:58:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2023-04-03 08:58:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_link [2023-04-03 08:58:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2023-04-03 08:58:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2023-04-03 08:58:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_rst_desc_ring [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2023-04-03 08:58:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ans [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure create_packet [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure EISA_signature [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure PCI_signature [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure enet_addr_rst [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hw_addr [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_bad_srom [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_strncmp [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_repair [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure test_bad_enet [2023-04-03 08:58:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure an_exception [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_command [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_address [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_data [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_infoleaf_info [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_init [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_infoleaf [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2023-04-03 08:58:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rdata [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_get_oui [2023-04-03 08:58:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_get_phy [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_parse_params [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_open [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_srom [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_rx [2023-04-03 08:58:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_module_init [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_module_exit [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_de4x5_module_exit_17_2 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_de4x5_module_init_17_7 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_14_1 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_15_1 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_8_1 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_11_2 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_9_1 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_13_2 [2023-04-03 08:58:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_12_4 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_16_2 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_13 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_14 [2023-04-03 08:58:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_15 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_16 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_17 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_10 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_13 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_14 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_15 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_16 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_17 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_7 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_10 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_13 [2023-04-03 08:58:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_14 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_15 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_16 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_17 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_7 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_17 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2023-04-03 08:58:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_3 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_4 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_5_17 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_5_2 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_5_5 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_5_6 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_5_3 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_5_8 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_5_7 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_5 [2023-04-03 08:58:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_12_6 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_6_2 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_6 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_64 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_65 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_66 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_67 [2023-04-03 08:58:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_68 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_70 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_72 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_73 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_75 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_76 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_77 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_78 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_79 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_80 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_81 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_83 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_84 [2023-04-03 08:58:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_86 [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_88 [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_89 [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-03 08:58:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-03 08:58:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-03 08:58:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2023-04-03 08:58:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2023-04-03 08:58:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_de4x5_private [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-03 08:58:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2023-04-03 08:58:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-04-03 08:58:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-03 08:58:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-03 08:58:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-03 08:58:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 08:58:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 08:58:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 08:58:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 08:58:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 08:58:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_68 [2023-04-03 08:58:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_70 [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_81 [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_84 [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_86 [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_de4x5_private [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-03 08:58:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_72 [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_73 [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-04-03 08:58:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_75 [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_83 [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_64 [2023-04-03 08:58:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-03 08:58:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-03 08:58:35,282 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 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-03 08:58:35,282 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 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 08:58:35,282 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 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-04-03 08:58:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_after [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_purge [2023-04-03 08:58:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_78 [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_80 [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-03 08:58:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_65 [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_79 [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-03 08:58:35,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_88 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_89 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_66 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_67 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_76 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-04-03 08:58:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_77 [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_interrupt [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2023-04-03 08:58:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_local_stats [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_hw_init [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_rx [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_txur [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_rx_ovfc [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure create_packet [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2023-04-03 08:58:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_link [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2023-04-03 08:58:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_rst_desc_ring [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure test_ans [2023-04-03 08:58:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure test_tp [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure EISA_signature [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure PCI_signature [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure enet_addr_rst [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_bad_srom [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_command [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_address [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_data [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_infoleaf_info [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_init [2023-04-03 08:58:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rdata [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_get_oui [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure mii_get_phy [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure get_hw_addr [2023-04-03 08:58:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure srom_repair [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure test_bad_enet [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure an_exception [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_parse_params [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_open [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_srom [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_rx [2023-04-03 08:58:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_strncmp [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_infoleaf [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure srom_search [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_probe [2023-04-03 08:58:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_remove [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_module_init [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_module_exit [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_de4x5_module_exit_17_2 [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_de4x5_module_init_17_7 [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_14_1 [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_15_1 [2023-04-03 08:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_8_1 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_11_2 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_9_1 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_13_2 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_12_4 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_16_2 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 08:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_13 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_14 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_15 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_16 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_17 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_10 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_13 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_14 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_15 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_16 [2023-04-03 08:58:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_17 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_7 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_10 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_13 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_14 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_15 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_16 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_17 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_7 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_17 [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-04-03 08:58:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_3 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_4 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_5_17 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_5_2 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_5_5 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_5_6 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_5_3 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_5_8 [2023-04-03 08:58:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_5_7 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_5 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_12_6 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_6_2 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_6 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-03 08:58:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 08:58:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-04-03 08:58:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2023-04-03 08:58:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2023-04-03 08:58:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2023-04-03 08:58:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_de4x5_private [2023-04-03 08:58:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2023-04-03 08:58:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 08:58:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 08:58:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 08:58:36,531 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 08:58:36,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 08:58:39,664 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 08:58:53,070 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 08:59:02,819 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 08:59:02,820 INFO L302 CfgBuilder]: Removed 17 assume(true) statements. [2023-04-03 08:59:02,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 08:59:02 BoogieIcfgContainer [2023-04-03 08:59:02,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 08:59:02,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 08:59:02,835 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 08:59:02,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 08:59:02,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 08:58:28" (1/3) ... [2023-04-03 08:59:02,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e42719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 08:59:02, skipping insertion in model container [2023-04-03 08:59:02,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:58:34" (2/3) ... [2023-04-03 08:59:02,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e42719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 08:59:02, skipping insertion in model container [2023-04-03 08:59:02,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 08:59:02" (3/3) ... [2023-04-03 08:59:02,839 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-04-03 08:59:02,857 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 08:59:02,857 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-03 08:59:02,965 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 08:59:02,972 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;@3f4e07d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 08:59:02,972 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-03 08:59:02,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 4223 states, 2437 states have (on average 1.2675420599097251) internal successors, (3089), 2561 states have internal predecessors, (3089), 1319 states have call successors, (1319), 368 states have call predecessors, (1319), 367 states have return successors, (1310), 1257 states have call predecessors, (1310), 1310 states have call successors, (1310) [2023-04-03 08:59:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-04-03 08:59:03,002 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:59:03,003 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 08:59:03,003 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 08:59:03,009 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:59:03,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1738253505, now seen corresponding path program 1 times [2023-04-03 08:59:03,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:59:03,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387180133] [2023-04-03 08:59:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:59:03,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:59:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:59:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-03 08:59:04,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:59:04,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387180133] [2023-04-03 08:59:04,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387180133] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:59:04,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:59:04,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:59:04,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112659560] [2023-04-03 08:59:04,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:59:04,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:59:04,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:59:04,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:59:04,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:59:04,332 INFO L87 Difference]: Start difference. First operand has 4223 states, 2437 states have (on average 1.2675420599097251) internal successors, (3089), 2561 states have internal predecessors, (3089), 1319 states have call successors, (1319), 368 states have call predecessors, (1319), 367 states have return successors, (1310), 1257 states have call predecessors, (1310), 1310 states have call successors, (1310) Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-04-03 08:59:06,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:08,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:10,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:15,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:59:15,753 INFO L93 Difference]: Finished difference Result 7744 states and 11022 transitions. [2023-04-03 08:59:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:59:15,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 67 [2023-04-03 08:59:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:59:15,817 INFO L225 Difference]: With dead ends: 7744 [2023-04-03 08:59:15,817 INFO L226 Difference]: Without dead ends: 3857 [2023-04-03 08:59:15,858 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 08:59:15,863 INFO L413 NwaCegarLoop]: 4604 mSDtfsCounter, 5340 mSDsluCounter, 9195 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5353 SdHoareTripleChecker+Valid, 13799 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2023-04-03 08:59:15,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5353 Valid, 13799 Invalid, 2280 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.9s Time] [2023-04-03 08:59:15,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3857 states. [2023-04-03 08:59:16,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3857 to 3857. [2023-04-03 08:59:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3857 states, 2256 states have (on average 1.2752659574468086) internal successors, (2877), 2360 states have internal predecessors, (2877), 1234 states have call successors, (1234), 367 states have call predecessors, (1234), 364 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 08:59:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3857 states and 5340 transitions. [2023-04-03 08:59:16,187 INFO L78 Accepts]: Start accepts. Automaton has 3857 states and 5340 transitions. Word has length 67 [2023-04-03 08:59:16,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:59:16,188 INFO L495 AbstractCegarLoop]: Abstraction has 3857 states and 5340 transitions. [2023-04-03 08:59:16,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-04-03 08:59:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 5340 transitions. [2023-04-03 08:59:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-04-03 08:59:16,198 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:59:16,198 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 08:59:16,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 08:59:16,200 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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 08:59:16,200 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:59:16,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1425862317, now seen corresponding path program 1 times [2023-04-03 08:59:16,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:59:16,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357634575] [2023-04-03 08:59:16,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:59:16,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:59:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:59:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-03 08:59:16,796 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:59:16,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357634575] [2023-04-03 08:59:16,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357634575] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:59:16,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:59:16,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:59:16,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797917] [2023-04-03 08:59:16,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:59:16,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:59:16,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:59:16,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:59:16,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:59:16,799 INFO L87 Difference]: Start difference. First operand 3857 states and 5340 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-03 08:59:18,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:20,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:22,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:28,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:59:28,587 INFO L93 Difference]: Finished difference Result 3863 states and 5345 transitions. [2023-04-03 08:59:28,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:59:28,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 72 [2023-04-03 08:59:28,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:59:28,612 INFO L225 Difference]: With dead ends: 3863 [2023-04-03 08:59:28,613 INFO L226 Difference]: Without dead ends: 3861 [2023-04-03 08:59:28,615 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 08:59:28,616 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2277 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5324 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2277 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-04-03 08:59:28,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5324 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2277 Invalid, 2 Unknown, 0 Unchecked, 11.5s Time] [2023-04-03 08:59:28,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3861 states. [2023-04-03 08:59:28,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3861 to 3861. [2023-04-03 08:59:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 2259 states have (on average 1.2749003984063745) internal successors, (2880), 2363 states have internal predecessors, (2880), 1234 states have call successors, (1234), 368 states have call predecessors, (1234), 365 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 08:59:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 5343 transitions. [2023-04-03 08:59:28,821 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 5343 transitions. Word has length 72 [2023-04-03 08:59:28,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:59:28,823 INFO L495 AbstractCegarLoop]: Abstraction has 3861 states and 5343 transitions. [2023-04-03 08:59:28,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-03 08:59:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 5343 transitions. [2023-04-03 08:59:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-04-03 08:59:28,825 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:59:28,825 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-04-03 08:59:28,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 08:59:28,826 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:59:28,827 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:59:28,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1268410303, now seen corresponding path program 1 times [2023-04-03 08:59:28,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:59:28,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843770766] [2023-04-03 08:59:28,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:59:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:59:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:59:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-04-03 08:59:29,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:59:29,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843770766] [2023-04-03 08:59:29,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843770766] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:59:29,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:59:29,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:59:29,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48907514] [2023-04-03 08:59:29,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:59:29,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:59:29,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:59:29,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:59:29,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:59:29,269 INFO L87 Difference]: Start difference. First operand 3861 states and 5343 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-03 08:59:31,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:32,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:34,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:40,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:59:40,552 INFO L93 Difference]: Finished difference Result 3867 states and 5348 transitions. [2023-04-03 08:59:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:59:40,553 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 77 [2023-04-03 08:59:40,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:59:40,577 INFO L225 Difference]: With dead ends: 3867 [2023-04-03 08:59:40,578 INFO L226 Difference]: Without dead ends: 3865 [2023-04-03 08:59:40,580 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 08:59:40,581 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2278 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5323 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2278 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-04-03 08:59:40,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5323 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2278 Invalid, 1 Unknown, 0 Unchecked, 11.0s Time] [2023-04-03 08:59:40,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2023-04-03 08:59:40,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 3865. [2023-04-03 08:59:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3865 states, 2262 states have (on average 1.2745358090185677) internal successors, (2883), 2366 states have internal predecessors, (2883), 1234 states have call successors, (1234), 369 states have call predecessors, (1234), 366 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 08:59:40,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 3865 states and 5346 transitions. [2023-04-03 08:59:40,798 INFO L78 Accepts]: Start accepts. Automaton has 3865 states and 5346 transitions. Word has length 77 [2023-04-03 08:59:40,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:59:40,798 INFO L495 AbstractCegarLoop]: Abstraction has 3865 states and 5346 transitions. [2023-04-03 08:59:40,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-03 08:59:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 5346 transitions. [2023-04-03 08:59:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-04-03 08:59:40,801 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:59:40,801 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2023-04-03 08:59:40,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 08:59:40,801 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:59:40,808 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:59:40,808 INFO L85 PathProgramCache]: Analyzing trace with hash -2007703123, now seen corresponding path program 1 times [2023-04-03 08:59:40,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:59:40,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144311055] [2023-04-03 08:59:40,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:59:40,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:59:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:59:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-04-03 08:59:41,250 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:59:41,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144311055] [2023-04-03 08:59:41,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144311055] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:59:41,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:59:41,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:59:41,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634231374] [2023-04-03 08:59:41,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:59:41,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:59:41,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:59:41,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:59:41,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:59:41,253 INFO L87 Difference]: Start difference. First operand 3865 states and 5346 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 08:59:43,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:44,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:46,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:52,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:54,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:59:54,306 INFO L93 Difference]: Finished difference Result 3871 states and 5351 transitions. [2023-04-03 08:59:54,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:59:54,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 82 [2023-04-03 08:59:54,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:59:54,334 INFO L225 Difference]: With dead ends: 3871 [2023-04-03 08:59:54,334 INFO L226 Difference]: Without dead ends: 3869 [2023-04-03 08:59:54,338 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 08:59:54,339 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5322 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-04-03 08:59:54,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5322 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 12.8s Time] [2023-04-03 08:59:54,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3869 states. [2023-04-03 08:59:54,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3869 to 3869. [2023-04-03 08:59:54,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3869 states, 2265 states have (on average 1.2741721854304635) internal successors, (2886), 2369 states have internal predecessors, (2886), 1234 states have call successors, (1234), 370 states have call predecessors, (1234), 367 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 08:59:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3869 states and 5349 transitions. [2023-04-03 08:59:54,578 INFO L78 Accepts]: Start accepts. Automaton has 3869 states and 5349 transitions. Word has length 82 [2023-04-03 08:59:54,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:59:54,579 INFO L495 AbstractCegarLoop]: Abstraction has 3869 states and 5349 transitions. [2023-04-03 08:59:54,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 08:59:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 5349 transitions. [2023-04-03 08:59:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-04-03 08:59:54,581 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:59:54,581 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 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] [2023-04-03 08:59:54,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 08:59:54,581 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 08:59:54,582 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:59:54,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1081902143, now seen corresponding path program 1 times [2023-04-03 08:59:54,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:59:54,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576332814] [2023-04-03 08:59:54,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:59:54,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:59:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:59:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-04-03 08:59:55,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:59:55,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576332814] [2023-04-03 08:59:55,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576332814] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:59:55,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:59:55,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:59:55,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243231629] [2023-04-03 08:59:55,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:59:55,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:59:55,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:59:55,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:59:55,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:59:55,128 INFO L87 Difference]: Start difference. First operand 3869 states and 5349 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-04-03 08:59:57,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:59:59,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:01,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:05,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:00:05,874 INFO L93 Difference]: Finished difference Result 3875 states and 5354 transitions. [2023-04-03 09:00:05,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:00:05,875 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 87 [2023-04-03 09:00:05,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:00:05,896 INFO L225 Difference]: With dead ends: 3875 [2023-04-03 09:00:05,896 INFO L226 Difference]: Without dead ends: 3873 [2023-04-03 09:00:05,898 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 09:00:05,898 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5321 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-04-03 09:00:05,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5321 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.5s Time] [2023-04-03 09:00:05,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3873 states. [2023-04-03 09:00:06,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3873 to 3873. [2023-04-03 09:00:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3873 states, 2268 states have (on average 1.2738095238095237) internal successors, (2889), 2372 states have internal predecessors, (2889), 1234 states have call successors, (1234), 371 states have call predecessors, (1234), 368 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 09:00:06,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3873 states and 5352 transitions. [2023-04-03 09:00:06,131 INFO L78 Accepts]: Start accepts. Automaton has 3873 states and 5352 transitions. Word has length 87 [2023-04-03 09:00:06,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:00:06,134 INFO L495 AbstractCegarLoop]: Abstraction has 3873 states and 5352 transitions. [2023-04-03 09:00:06,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-04-03 09:00:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 5352 transitions. [2023-04-03 09:00:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-04-03 09:00:06,139 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:00:06,139 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 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] [2023-04-03 09:00:06,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 09:00:06,139 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 09:00:06,140 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:00:06,140 INFO L85 PathProgramCache]: Analyzing trace with hash -217398099, now seen corresponding path program 1 times [2023-04-03 09:00:06,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:00:06,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732590381] [2023-04-03 09:00:06,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:00:06,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:00:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:00:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-04-03 09:00:06,569 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:00:06,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732590381] [2023-04-03 09:00:06,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732590381] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:00:06,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:00:06,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:00:06,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599740756] [2023-04-03 09:00:06,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:00:06,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:00:06,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:00:06,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:00:06,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:00:06,571 INFO L87 Difference]: Start difference. First operand 3873 states and 5352 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 09:00:08,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:10,611 WARN L539 Checker$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 09:00:12,615 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 09:00:16,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:00:16,953 INFO L93 Difference]: Finished difference Result 3879 states and 5357 transitions. [2023-04-03 09:00:16,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:00:16,953 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 92 [2023-04-03 09:00:16,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:00:16,971 INFO L225 Difference]: With dead ends: 3879 [2023-04-03 09:00:16,971 INFO L226 Difference]: Without dead ends: 3877 [2023-04-03 09:00:16,972 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 09:00:16,973 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5320 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2023-04-03 09:00:16,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5320 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.1s Time] [2023-04-03 09:00:16,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3877 states. [2023-04-03 09:00:17,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3877 to 3877. [2023-04-03 09:00:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3877 states, 2271 states have (on average 1.273447820343461) internal successors, (2892), 2375 states have internal predecessors, (2892), 1234 states have call successors, (1234), 372 states have call predecessors, (1234), 369 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 09:00:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3877 states and 5355 transitions. [2023-04-03 09:00:17,208 INFO L78 Accepts]: Start accepts. Automaton has 3877 states and 5355 transitions. Word has length 92 [2023-04-03 09:00:17,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:00:17,209 INFO L495 AbstractCegarLoop]: Abstraction has 3877 states and 5355 transitions. [2023-04-03 09:00:17,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-04-03 09:00:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 5355 transitions. [2023-04-03 09:00:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-04-03 09:00:17,211 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:00:17,211 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 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] [2023-04-03 09:00:17,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 09:00:17,212 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 09:00:17,212 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:00:17,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1690914625, now seen corresponding path program 1 times [2023-04-03 09:00:17,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:00:17,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267269170] [2023-04-03 09:00:17,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:00:17,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:00:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:00:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-03 09:00:17,625 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:00:17,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267269170] [2023-04-03 09:00:17,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267269170] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:00:17,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:00:17,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:00:17,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776132679] [2023-04-03 09:00:17,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:00:17,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:00:17,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:00:17,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:00:17,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:00:17,629 INFO L87 Difference]: Start difference. First operand 3877 states and 5355 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-03 09:00:19,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:21,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:23,674 WARN L539 Checker$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 09:00:27,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:00:27,735 INFO L93 Difference]: Finished difference Result 3883 states and 5360 transitions. [2023-04-03 09:00:27,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:00:27,735 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 97 [2023-04-03 09:00:27,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:00:27,754 INFO L225 Difference]: With dead ends: 3883 [2023-04-03 09:00:27,754 INFO L226 Difference]: Without dead ends: 3881 [2023-04-03 09:00:27,757 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 09:00:27,758 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5319 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2023-04-03 09:00:27,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5319 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 9.9s Time] [2023-04-03 09:00:27,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3881 states. [2023-04-03 09:00:28,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3881 to 3881. [2023-04-03 09:00:28,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3881 states, 2274 states have (on average 1.2730870712401055) internal successors, (2895), 2378 states have internal predecessors, (2895), 1234 states have call successors, (1234), 373 states have call predecessors, (1234), 370 states have return successors, (1229), 1176 states have call predecessors, (1229), 1229 states have call successors, (1229) [2023-04-03 09:00:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3881 states and 5358 transitions. [2023-04-03 09:00:28,034 INFO L78 Accepts]: Start accepts. Automaton has 3881 states and 5358 transitions. Word has length 97 [2023-04-03 09:00:28,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:00:28,035 INFO L495 AbstractCegarLoop]: Abstraction has 3881 states and 5358 transitions. [2023-04-03 09:00:28,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-03 09:00:28,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 5358 transitions. [2023-04-03 09:00:28,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-04-03 09:00:28,036 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:00:28,037 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 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] [2023-04-03 09:00:28,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-03 09:00:28,037 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 09:00:28,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:00:28,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1420804834, now seen corresponding path program 1 times [2023-04-03 09:00:28,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:00:28,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714761998] [2023-04-03 09:00:28,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:00:28,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:00:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:00:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-04-03 09:00:28,766 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:00:28,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714761998] [2023-04-03 09:00:28,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714761998] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:00:28,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:00:28,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 09:00:28,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102049707] [2023-04-03 09:00:28,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:00:28,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 09:00:28,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:00:28,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 09:00:28,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-03 09:00:28,767 INFO L87 Difference]: Start difference. First operand 3881 states and 5358 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (31), 5 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2023-04-03 09:00:30,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:32,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:34,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:36,818 WARN L539 Checker$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 09:00:50,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:00:50,045 INFO L93 Difference]: Finished difference Result 4215 states and 5751 transitions. [2023-04-03 09:00:50,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-03 09:00:50,046 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (31), 5 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) Word has length 123 [2023-04-03 09:00:50,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:00:50,065 INFO L225 Difference]: With dead ends: 4215 [2023-04-03 09:00:50,065 INFO L226 Difference]: Without dead ends: 4213 [2023-04-03 09:00:50,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-04-03 09:00:50,067 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 5806 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 11414 mSolverCounterSat, 4535 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5938 SdHoareTripleChecker+Valid, 5810 SdHoareTripleChecker+Invalid, 15953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4535 IncrementalHoareTripleChecker+Valid, 11414 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.7s IncrementalHoareTripleChecker+Time [2023-04-03 09:00:50,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5938 Valid, 5810 Invalid, 15953 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4535 Valid, 11414 Invalid, 4 Unknown, 0 Unchecked, 20.7s Time] [2023-04-03 09:00:50,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2023-04-03 09:00:50,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 4205. [2023-04-03 09:00:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4205 states, 2454 states have (on average 1.265281173594132) internal successors, (3105), 2568 states have internal predecessors, (3105), 1317 states have call successors, (1317), 435 states have call predecessors, (1317), 431 states have return successors, (1318), 1254 states have call predecessors, (1318), 1312 states have call successors, (1318) [2023-04-03 09:00:50,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 4205 states and 5740 transitions. [2023-04-03 09:00:50,426 INFO L78 Accepts]: Start accepts. Automaton has 4205 states and 5740 transitions. Word has length 123 [2023-04-03 09:00:50,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:00:50,426 INFO L495 AbstractCegarLoop]: Abstraction has 4205 states and 5740 transitions. [2023-04-03 09:00:50,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (31), 5 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2023-04-03 09:00:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4205 states and 5740 transitions. [2023-04-03 09:00:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-04-03 09:00:50,428 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:00:50,428 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 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] [2023-04-03 09:00:50,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-03 09:00:50,428 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 09:00:50,429 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:00:50,429 INFO L85 PathProgramCache]: Analyzing trace with hash 955575615, now seen corresponding path program 1 times [2023-04-03 09:00:50,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:00:50,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492146620] [2023-04-03 09:00:50,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:00:50,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:00:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:00:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-04-03 09:00:50,796 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:00:50,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492146620] [2023-04-03 09:00:50,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492146620] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:00:50,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:00:50,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:00:50,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274403669] [2023-04-03 09:00:50,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:00:50,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:00:50,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:00:50,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:00:50,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:00:50,799 INFO L87 Difference]: Start difference. First operand 4205 states and 5740 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 09:00:52,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:00:54,840 WARN L539 Checker$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 09:00:56,846 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 09:01:01,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:01:01,902 INFO L93 Difference]: Finished difference Result 4211 states and 5745 transitions. [2023-04-03 09:01:01,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:01:01,902 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 107 [2023-04-03 09:01:01,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:01:01,921 INFO L225 Difference]: With dead ends: 4211 [2023-04-03 09:01:01,921 INFO L226 Difference]: Without dead ends: 4209 [2023-04-03 09:01:01,923 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 09:01:01,923 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5317 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2023-04-03 09:01:01,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5317 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.8s Time] [2023-04-03 09:01:01,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4209 states. [2023-04-03 09:01:02,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4209 to 4209. [2023-04-03 09:01:02,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4209 states, 2457 states have (on average 1.264957264957265) internal successors, (3108), 2571 states have internal predecessors, (3108), 1317 states have call successors, (1317), 436 states have call predecessors, (1317), 432 states have return successors, (1318), 1254 states have call predecessors, (1318), 1312 states have call successors, (1318) [2023-04-03 09:01:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 4209 states and 5743 transitions. [2023-04-03 09:01:02,316 INFO L78 Accepts]: Start accepts. Automaton has 4209 states and 5743 transitions. Word has length 107 [2023-04-03 09:01:02,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:01:02,316 INFO L495 AbstractCegarLoop]: Abstraction has 4209 states and 5743 transitions. [2023-04-03 09:01:02,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 09:01:02,316 INFO L276 IsEmpty]: Start isEmpty. Operand 4209 states and 5743 transitions. [2023-04-03 09:01:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 09:01:02,318 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:01:02,318 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 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 09:01:02,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-03 09:01:02,318 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 09:01:02,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:01:02,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1338194014, now seen corresponding path program 1 times [2023-04-03 09:01:02,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:01:02,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142691452] [2023-04-03 09:01:02,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:01:02,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:01:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:01:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-04-03 09:01:02,714 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:01:02,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142691452] [2023-04-03 09:01:02,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142691452] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:01:02,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:01:02,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:01:02,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106646477] [2023-04-03 09:01:02,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:01:02,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:01:02,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:01:02,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:01:02,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:01:02,716 INFO L87 Difference]: Start difference. First operand 4209 states and 5743 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 09:01:04,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:06,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:08,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:13,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:01:13,414 INFO L93 Difference]: Finished difference Result 4215 states and 5748 transitions. [2023-04-03 09:01:13,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:01:13,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 133 [2023-04-03 09:01:13,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:01:13,430 INFO L225 Difference]: With dead ends: 4215 [2023-04-03 09:01:13,430 INFO L226 Difference]: Without dead ends: 4213 [2023-04-03 09:01:13,432 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 09:01:13,433 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5312 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2277 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5315 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2277 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-04-03 09:01:13,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5315 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2277 Invalid, 2 Unknown, 0 Unchecked, 10.4s Time] [2023-04-03 09:01:13,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2023-04-03 09:01:13,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 4213. [2023-04-03 09:01:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4213 states, 2460 states have (on average 1.2646341463414634) internal successors, (3111), 2574 states have internal predecessors, (3111), 1317 states have call successors, (1317), 437 states have call predecessors, (1317), 433 states have return successors, (1318), 1254 states have call predecessors, (1318), 1312 states have call successors, (1318) [2023-04-03 09:01:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 4213 states and 5746 transitions. [2023-04-03 09:01:13,779 INFO L78 Accepts]: Start accepts. Automaton has 4213 states and 5746 transitions. Word has length 133 [2023-04-03 09:01:13,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:01:13,780 INFO L495 AbstractCegarLoop]: Abstraction has 4213 states and 5746 transitions. [2023-04-03 09:01:13,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 09:01:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4213 states and 5746 transitions. [2023-04-03 09:01:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-04-03 09:01:13,782 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:01:13,782 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 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] [2023-04-03 09:01:13,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-04-03 09:01:13,782 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 09:01:13,782 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:01:13,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1877162431, now seen corresponding path program 1 times [2023-04-03 09:01:13,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:01:13,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541901634] [2023-04-03 09:01:13,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:01:13,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:01:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:01:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-04-03 09:01:14,115 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:01:14,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541901634] [2023-04-03 09:01:14,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541901634] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:01:14,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:01:14,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:01:14,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954160067] [2023-04-03 09:01:14,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:01:14,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:01:14,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:01:14,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:01:14,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:01:14,116 INFO L87 Difference]: Start difference. First operand 4213 states and 5746 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-03 09:01:16,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:18,191 WARN L539 Checker$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 09:01:20,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:25,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:01:25,155 INFO L93 Difference]: Finished difference Result 4219 states and 5751 transitions. [2023-04-03 09:01:25,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:01:25,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 117 [2023-04-03 09:01:25,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:01:25,177 INFO L225 Difference]: With dead ends: 4219 [2023-04-03 09:01:25,177 INFO L226 Difference]: Without dead ends: 4217 [2023-04-03 09:01:25,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-04-03 09:01:25,182 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5315 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-04-03 09:01:25,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5315 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.7s Time] [2023-04-03 09:01:25,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4217 states. [2023-04-03 09:01:25,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4217 to 4217. [2023-04-03 09:01:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4217 states, 2463 states have (on average 1.2643118148599268) internal successors, (3114), 2577 states have internal predecessors, (3114), 1317 states have call successors, (1317), 438 states have call predecessors, (1317), 434 states have return successors, (1318), 1254 states have call predecessors, (1318), 1312 states have call successors, (1318) [2023-04-03 09:01:25,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 4217 states and 5749 transitions. [2023-04-03 09:01:25,575 INFO L78 Accepts]: Start accepts. Automaton has 4217 states and 5749 transitions. Word has length 117 [2023-04-03 09:01:25,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:01:25,575 INFO L495 AbstractCegarLoop]: Abstraction has 4217 states and 5749 transitions. [2023-04-03 09:01:25,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-03 09:01:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4217 states and 5749 transitions. [2023-04-03 09:01:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-04-03 09:01:25,577 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:01:25,577 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 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] [2023-04-03 09:01:25,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-04-03 09:01:25,578 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 09:01:25,578 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:01:25,578 INFO L85 PathProgramCache]: Analyzing trace with hash 732433837, now seen corresponding path program 1 times [2023-04-03 09:01:25,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:01:25,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079864840] [2023-04-03 09:01:25,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:01:25,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:01:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:01:25,970 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-04-03 09:01:25,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:01:25,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079864840] [2023-04-03 09:01:25,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079864840] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:01:25,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:01:25,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:01:25,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580021909] [2023-04-03 09:01:25,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:01:25,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:01:25,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:01:25,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:01:25,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:01:25,972 INFO L87 Difference]: Start difference. First operand 4217 states and 5749 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-03 09:01:28,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:30,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:32,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:36,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:01:36,660 INFO L93 Difference]: Finished difference Result 4223 states and 5754 transitions. [2023-04-03 09:01:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:01:36,660 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 122 [2023-04-03 09:01:36,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:01:36,680 INFO L225 Difference]: With dead ends: 4223 [2023-04-03 09:01:36,680 INFO L226 Difference]: Without dead ends: 4219 [2023-04-03 09:01:36,684 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 09:01:36,688 INFO L413 NwaCegarLoop]: 4584 mSDtfsCounter, 5313 mSDsluCounter, 9149 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5314 SdHoareTripleChecker+Valid, 13733 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-04-03 09:01:36,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5314 Valid, 13733 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2276 Invalid, 3 Unknown, 0 Unchecked, 10.3s Time] [2023-04-03 09:01:36,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4219 states. [2023-04-03 09:01:37,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4219 to 4219. [2023-04-03 09:01:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4219 states, 2465 states have (on average 1.2636916835699796) internal successors, (3115), 2578 states have internal predecessors, (3115), 1317 states have call successors, (1317), 439 states have call predecessors, (1317), 434 states have return successors, (1318), 1254 states have call predecessors, (1318), 1312 states have call successors, (1318) [2023-04-03 09:01:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 5750 transitions. [2023-04-03 09:01:37,139 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 5750 transitions. Word has length 122 [2023-04-03 09:01:37,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:01:37,140 INFO L495 AbstractCegarLoop]: Abstraction has 4219 states and 5750 transitions. [2023-04-03 09:01:37,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-03 09:01:37,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 5750 transitions. [2023-04-03 09:01:37,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-04-03 09:01:37,143 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:01:37,143 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 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 09:01:37,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-04-03 09:01:37,143 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 09:01:37,144 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:01:37,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1485111466, now seen corresponding path program 1 times [2023-04-03 09:01:37,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:01:37,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273429743] [2023-04-03 09:01:37,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:01:37,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:01:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:01:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2023-04-03 09:01:37,538 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:01:37,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273429743] [2023-04-03 09:01:37,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273429743] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:01:37,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:01:37,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 09:01:37,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012961212] [2023-04-03 09:01:37,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:01:37,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 09:01:37,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:01:37,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 09:01:37,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 09:01:37,542 INFO L87 Difference]: Start difference. First operand 4219 states and 5750 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 09:01:39,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:41,584 WARN L539 Checker$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 09:01:43,587 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 09:01:48,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:01:48,278 INFO L93 Difference]: Finished difference Result 4219 states and 5750 transitions. [2023-04-03 09:01:48,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 09:01:48,279 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 148 [2023-04-03 09:01:48,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:01:48,298 INFO L225 Difference]: With dead ends: 4219 [2023-04-03 09:01:48,298 INFO L226 Difference]: Without dead ends: 4101 [2023-04-03 09:01:48,302 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 09:01:48,302 INFO L413 NwaCegarLoop]: 4582 mSDtfsCounter, 5308 mSDsluCounter, 9148 mSDsCounter, 0 mSdLazyCounter, 2271 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5308 SdHoareTripleChecker+Valid, 13730 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2271 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-04-03 09:01:48,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5308 Valid, 13730 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2271 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2023-04-03 09:01:48,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4101 states. [2023-04-03 09:01:48,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4101 to 4101. [2023-04-03 09:01:48,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4101 states, 2402 states have (on average 1.2693588676103247) internal successors, (3049), 2513 states have internal predecessors, (3049), 1288 states have call successors, (1288), 418 states have call predecessors, (1288), 409 states have return successors, (1286), 1222 states have call predecessors, (1286), 1280 states have call successors, (1286) [2023-04-03 09:01:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 4101 states and 5623 transitions. [2023-04-03 09:01:48,811 INFO L78 Accepts]: Start accepts. Automaton has 4101 states and 5623 transitions. Word has length 148 [2023-04-03 09:01:48,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:01:48,811 INFO L495 AbstractCegarLoop]: Abstraction has 4101 states and 5623 transitions. [2023-04-03 09:01:48,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 09:01:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 5623 transitions. [2023-04-03 09:01:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-04-03 09:01:48,819 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:01:48,819 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:01:48,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-04-03 09:01:48,820 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 09:01:48,820 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:01:48,820 INFO L85 PathProgramCache]: Analyzing trace with hash 887070805, now seen corresponding path program 1 times [2023-04-03 09:01:48,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:01:48,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116795196] [2023-04-03 09:01:48,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:01:48,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:01:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:01:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-04-03 09:01:49,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:01:49,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116795196] [2023-04-03 09:01:49,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116795196] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:01:49,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:01:49,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 09:01:49,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363500030] [2023-04-03 09:01:49,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:01:49,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 09:01:49,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:01:49,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 09:01:49,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 09:01:49,183 INFO L87 Difference]: Start difference. First operand 4101 states and 5623 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (26), 4 states have call predecessors, (26), 3 states have call successors, (26) [2023-04-03 09:01:51,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:53,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:01:58,002 WARN L539 Checker$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 09:02:02,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 09:02:02,034 INFO L93 Difference]: Finished difference Result 8163 states and 11201 transitions. [2023-04-03 09:02:02,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 09:02:02,035 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (26), 4 states have call predecessors, (26), 3 states have call successors, (26) Word has length 186 [2023-04-03 09:02:02,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 09:02:02,056 INFO L225 Difference]: With dead ends: 8163 [2023-04-03 09:02:02,057 INFO L226 Difference]: Without dead ends: 4100 [2023-04-03 09:02:02,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 09:02:02,083 INFO L413 NwaCegarLoop]: 4493 mSDtfsCounter, 5203 mSDsluCounter, 2093 mSDsCounter, 0 mSdLazyCounter, 3894 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5203 SdHoareTripleChecker+Valid, 6586 SdHoareTripleChecker+Invalid, 3898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3894 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-04-03 09:02:02,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5203 Valid, 6586 Invalid, 3898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3894 Invalid, 3 Unknown, 0 Unchecked, 12.4s Time] [2023-04-03 09:02:02,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4100 states. [2023-04-03 09:02:02,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4100 to 4100. [2023-04-03 09:02:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4100 states, 2401 states have (on average 1.2686380674718867) internal successors, (3046), 2512 states have internal predecessors, (3046), 1288 states have call successors, (1288), 418 states have call predecessors, (1288), 409 states have return successors, (1286), 1222 states have call predecessors, (1286), 1280 states have call successors, (1286) [2023-04-03 09:02:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 4100 states and 5620 transitions. [2023-04-03 09:02:02,526 INFO L78 Accepts]: Start accepts. Automaton has 4100 states and 5620 transitions. Word has length 186 [2023-04-03 09:02:02,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 09:02:02,527 INFO L495 AbstractCegarLoop]: Abstraction has 4100 states and 5620 transitions. [2023-04-03 09:02:02,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (26), 4 states have call predecessors, (26), 3 states have call successors, (26) [2023-04-03 09:02:02,527 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 5620 transitions. [2023-04-03 09:02:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-04-03 09:02:02,534 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 09:02:02,534 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:02:02,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-04-03 09:02:02,534 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 09:02:02,535 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 09:02:02,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1305557659, now seen corresponding path program 1 times [2023-04-03 09:02:02,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 09:02:02,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013252169] [2023-04-03 09:02:02,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 09:02:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 09:02:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 09:02:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-04-03 09:02:04,404 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 09:02:04,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013252169] [2023-04-03 09:02:04,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013252169] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 09:02:04,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 09:02:04,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 09:02:04,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084152253] [2023-04-03 09:02:04,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 09:02:04,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 09:02:04,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 09:02:04,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 09:02:04,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 09:02:04,406 INFO L87 Difference]: Start difference. First operand 4100 states and 5620 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (42), 4 states have call predecessors, (42), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-04-03 09:02:06,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:02:08,453 WARN L539 Checker$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 09:02:10,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 09:02:12,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []