/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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 08:32:41,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 08:32:41,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 08:32:41,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 08:32:41,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 08:32:41,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 08:32:41,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 08:32:41,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 08:32:41,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 08:32:41,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 08:32:41,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 08:32:41,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 08:32:41,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 08:32:41,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 08:32:41,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 08:32:41,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 08:32:41,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 08:32:41,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 08:32:41,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 08:32:41,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 08:32:41,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 08:32:41,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 08:32:41,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 08:32:41,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 08:32:41,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 08:32:41,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 08:32:41,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 08:32:41,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 08:32:41,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 08:32:41,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 08:32:41,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 08:32:41,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 08:32:41,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 08:32:41,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 08:32:41,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 08:32:41,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 08:32:41,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 08:32:41,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 08:32:41,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 08:32:41,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 08:32:41,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 08:32:41,650 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 08:32:41,663 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 08:32:41,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 08:32:41,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 08:32:41,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 08:32:41,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 08:32:41,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 08:32:41,664 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 08:32:41,664 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 08:32:41,664 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 08:32:41,664 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 08:32:41,664 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 08:32:41,665 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 08:32:41,665 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 08:32:41,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 08:32:41,666 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 08:32:41,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 08:32:41,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 08:32:41,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 08:32:41,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 08:32:41,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 08:32:41,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 08:32:41,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 08:32:41,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 08:32:41,669 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 08:32:41,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 08:32:41,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 08:32:41,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 08:32:41,855 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 08:32:41,855 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 08:32:41,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-04-03 08:32:42,905 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 08:32:43,282 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 08:32:43,282 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-04-03 08:32:43,313 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11cc7cfe8/89739c10adff4741b084947b36780825/FLAGfb8ab52c7 [2023-04-03 08:32:43,322 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11cc7cfe8/89739c10adff4741b084947b36780825 [2023-04-03 08:32:43,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 08:32:43,324 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 08:32:43,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 08:32:43,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 08:32:43,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 08:32:43,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 08:32:43" (1/1) ... [2023-04-03 08:32:43,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7660040a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:43, skipping insertion in model container [2023-04-03 08:32:43,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 08:32:43" (1/1) ... [2023-04-03 08:32:43,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 08:32:43,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 08:32:45,426 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-04-03 08:32:45,429 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-04-03 08:32:45,429 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-04-03 08:32:45,430 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-04-03 08:32:45,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 08:32:45,475 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 08:32:45,740 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-04-03 08:32:45,740 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-04-03 08:32:45,741 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-04-03 08:32:45,742 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_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-04-03 08:32:45,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 08:32:46,010 INFO L208 MainTranslator]: Completed translation [2023-04-03 08:32:46,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46 WrapperNode [2023-04-03 08:32:46,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 08:32:46,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 08:32:46,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 08:32:46,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 08:32:46,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,333 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 08:32:46,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 08:32:46,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 08:32:46,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 08:32:46,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (1/1) ... [2023-04-03 08:32:46,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 08:32:46,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 08:32:46,430 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 08:32:46,442 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 08:32:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 08:32:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 08:32:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-04-03 08:32:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_link [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_ioctl [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-04-03 08:32:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure marvell_phy_init [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8211cl_phy_init [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure marvell_led_status [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-04-03 08:32:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_set_mfb [2023-04-03 08:32:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_change_mtu [2023-04-03 08:32:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-04-03 08:32:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_driver_init [2023-04-03 08:32:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_driver_exit [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_asix_driver_init_10_11 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_10_4 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_4_10_5 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_7_2 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_7_3 [2023-04-03 08:32:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_10_6 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_4_10_7 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_13 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_15 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-03 08:32:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_22 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_28 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_35 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_10 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_4 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_17 [2023-04-03 08:32:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_18 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_19 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_23 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_4 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_17 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_18 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_19 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_20 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_23 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_4 [2023-04-03 08:32:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_17 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_18 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_19 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_23 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_4 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_3_11 [2023-04-03 08:32:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_4_11 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_5_11 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_3_2 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_4_2 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_5_2 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_3 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_4 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_5 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_14 [2023-04-03 08:32:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_14 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_14 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_1 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_15 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_1 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_4 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_7 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_6_9 [2023-04-03 08:32:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_6_10 [2023-04-03 08:32:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_6_13 [2023-04-03 08:32:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-04-03 08:32:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_6_7 [2023-04-03 08:32:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_6_8 [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_6 [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_15 [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_16 [2023-04-03 08:32:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2023-04-03 08:32:46,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2023-04-03 08:32:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-03 08:32:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2023-04-03 08:32:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-04-03 08:32:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_multicast [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_mac_address [2023-04-03 08:32:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_bus_read [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_bus_write [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_ioctl [2023-04-03 08:32:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_init_mdio [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_remove_mdio [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_get_settings [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-03 08:32:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_23 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_24 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_25 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_26 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_32 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_35 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_37 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 08:32:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 08:32:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_21 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_24 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_25 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_27 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_32 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_36 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_37 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_17 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_18 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_19 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_20 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_23 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_20 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_5_20 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_2_11 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_2_2 [2023-04-03 08:32:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_2 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_14 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-03 08:32:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-03 08:32:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 08:32:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_resume [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-03 08:32:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc_size [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_register [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_gset [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_sset [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_mii_ioctl [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_print_status [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start_aneg [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_expand [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-03 08:32:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_change_mtu [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_drvinfo [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_link_change [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_read_cmd [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2023-04-03 08:32:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_unlink_rx_urbs [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_update_max_qlen [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_write_cmd [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_write_cmd_async [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 08:32:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 08:32:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-04-03 08:32:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_15 [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_16 [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-04-03 08:32:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_change_mtu [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_unlink_rx_urbs [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_link_change [2023-04-03 08:32:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_update_max_qlen [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_multicast [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_mac_address [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 08:32:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_link [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure asix_ioctl [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure marvell_phy_init [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8211cl_phy_init [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure marvell_led_status [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_set_mfb [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_change_mtu [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-04-03 08:32:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure asix_driver_init [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure asix_driver_exit [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_asix_driver_init_10_11 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_10_4 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_4_10_5 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_7_2 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_7_3 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_10_6 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_4_10_7 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_13 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_15 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2023-04-03 08:32:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_22 [2023-04-03 08:32:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2023-04-03 08:32:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_28 [2023-04-03 08:32:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_35 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_10 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_4 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_17 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_18 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_19 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_20 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_23 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_4 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_17 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_18 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_19 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_20 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_23 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_4 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_17 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_18 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_19 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_20 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_23 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_5_4 [2023-04-03 08:32:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_3_11 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_4_11 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_5_11 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_3_2 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_4_2 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_5_2 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_2 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_3 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_4 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_5 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_14 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_14 [2023-04-03 08:32:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_14 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_14 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_1 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_15 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_1 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_4 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_7 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_6_9 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_6_10 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_6_13 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_6_7 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_6_8 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_6 [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-03 08:32:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2023-04-03 08:32:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_read_cmd [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd_async [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_drvinfo [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-04-03 08:32:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc_size [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_register [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start_aneg [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_resume [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_sset [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_gset [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_mii_ioctl [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_print_status [2023-04-03 08:32:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_bus_read [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_bus_write [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_ioctl [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_init_mdio [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_remove_mdio [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_get_settings [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_23 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_24 [2023-04-03 08:32:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_25 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_26 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_32 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_35 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_37 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_21 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_24 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_25 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_27 [2023-04-03 08:32:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_32 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_36 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_37 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_17 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_18 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_19 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_20 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_23 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_2_11 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_2_2 [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-03 08:32:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-04-03 08:32:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_phy_mutex_of_usbnet [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_phy_mutex_of_usbnet [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_phy_mutex_of_usbnet [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_phy_mutex_of_usbnet [2023-04-03 08:32:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 08:32:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 08:32:47,417 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 08:32:47,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 08:32:49,442 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-03 08:32:50,224 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 08:32:55,621 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 08:32:56,824 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 08:32:56,824 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-04-03 08:32:56,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 08:32:56 BoogieIcfgContainer [2023-04-03 08:32:56,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 08:32:56,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 08:32:56,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 08:32:56,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 08:32:56,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 08:32:43" (1/3) ... [2023-04-03 08:32:56,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47731300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 08:32:56, skipping insertion in model container [2023-04-03 08:32:56,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 08:32:46" (2/3) ... [2023-04-03 08:32:56,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47731300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 08:32:56, skipping insertion in model container [2023-04-03 08:32:56,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 08:32:56" (3/3) ... [2023-04-03 08:32:56,835 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-04-03 08:32:56,848 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 08:32:56,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-03 08:32:56,919 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 08:32:56,924 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;@6c09cfcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 08:32:56,924 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-03 08:32:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 2930 states, 1670 states have (on average 1.2473053892215569) internal successors, (2083), 1701 states have internal predecessors, (2083), 899 states have call successors, (899), 329 states have call predecessors, (899), 327 states have return successors, (891), 874 states have call predecessors, (891), 891 states have call successors, (891) [2023-04-03 08:32:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2023-04-03 08:32:56,966 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:32:56,967 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:56,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:32:56,971 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:32:56,971 INFO L85 PathProgramCache]: Analyzing trace with hash -968391709, now seen corresponding path program 1 times [2023-04-03 08:32:56,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:32:56,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813638335] [2023-04-03 08:32:56,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:32:56,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:32:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:32:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-04-03 08:32:58,227 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:32:58,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813638335] [2023-04-03 08:32:58,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813638335] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:32:58,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:32:58,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:32:58,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743073593] [2023-04-03 08:32:58,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:32:58,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:32:58,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:32:58,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:32:58,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:32:58,266 INFO L87 Difference]: Start difference. First operand has 2930 states, 1670 states have (on average 1.2473053892215569) internal successors, (2083), 1701 states have internal predecessors, (2083), 899 states have call successors, (899), 329 states have call predecessors, (899), 327 states have return successors, (891), 874 states have call predecessors, (891), 891 states have call successors, (891) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-03 08:33:00,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:00,405 INFO L93 Difference]: Finished difference Result 8019 states and 10904 transitions. [2023-04-03 08:33:00,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:00,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 418 [2023-04-03 08:33:00,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:00,447 INFO L225 Difference]: With dead ends: 8019 [2023-04-03 08:33:00,447 INFO L226 Difference]: Without dead ends: 5304 [2023-04-03 08:33:00,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:00,468 INFO L413 NwaCegarLoop]: 3384 mSDtfsCounter, 3449 mSDsluCounter, 3302 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3449 SdHoareTripleChecker+Valid, 6686 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:00,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3449 Valid, 6686 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-03 08:33:00,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5304 states. [2023-04-03 08:33:00,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5304 to 5300. [2023-04-03 08:33:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5300 states, 3061 states have (on average 1.2538386148317544) internal successors, (3838), 3108 states have internal predecessors, (3838), 1632 states have call successors, (1632), 607 states have call predecessors, (1632), 604 states have return successors, (1627), 1601 states have call predecessors, (1627), 1627 states have call successors, (1627) [2023-04-03 08:33:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 5300 states and 7097 transitions. [2023-04-03 08:33:00,748 INFO L78 Accepts]: Start accepts. Automaton has 5300 states and 7097 transitions. Word has length 418 [2023-04-03 08:33:00,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:00,752 INFO L495 AbstractCegarLoop]: Abstraction has 5300 states and 7097 transitions. [2023-04-03 08:33:00,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-03 08:33:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 5300 states and 7097 transitions. [2023-04-03 08:33:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2023-04-03 08:33:00,769 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:00,770 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:00,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 08:33:00,770 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:00,771 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:00,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1111116069, now seen corresponding path program 1 times [2023-04-03 08:33:00,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:00,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263897418] [2023-04-03 08:33:00,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:00,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-04-03 08:33:01,701 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:01,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263897418] [2023-04-03 08:33:01,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263897418] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:01,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:01,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:33:01,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520434200] [2023-04-03 08:33:01,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:01,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:33:01,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:01,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:33:01,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:01,705 INFO L87 Difference]: Start difference. First operand 5300 states and 7097 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:03,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:03,377 INFO L93 Difference]: Finished difference Result 13015 states and 17409 transitions. [2023-04-03 08:33:03,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:03,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 477 [2023-04-03 08:33:03,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:03,424 INFO L225 Difference]: With dead ends: 13015 [2023-04-03 08:33:03,424 INFO L226 Difference]: Without dead ends: 7805 [2023-04-03 08:33:03,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:03,451 INFO L413 NwaCegarLoop]: 3362 mSDtfsCounter, 3434 mSDsluCounter, 3309 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3434 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:03,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3434 Valid, 6671 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 08:33:03,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7805 states. [2023-04-03 08:33:03,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7805 to 7776. [2023-04-03 08:33:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7776 states, 4503 states have (on average 1.2527204086164778) internal successors, (5641), 4576 states have internal predecessors, (5641), 2373 states have call successors, (2373), 900 states have call predecessors, (2373), 897 states have return successors, (2371), 2324 states have call predecessors, (2371), 2368 states have call successors, (2371) [2023-04-03 08:33:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7776 states to 7776 states and 10385 transitions. [2023-04-03 08:33:03,732 INFO L78 Accepts]: Start accepts. Automaton has 7776 states and 10385 transitions. Word has length 477 [2023-04-03 08:33:03,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:03,733 INFO L495 AbstractCegarLoop]: Abstraction has 7776 states and 10385 transitions. [2023-04-03 08:33:03,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 7776 states and 10385 transitions. [2023-04-03 08:33:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-04-03 08:33:03,746 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:03,746 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:03,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 08:33:03,747 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:03,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:03,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1642285149, now seen corresponding path program 1 times [2023-04-03 08:33:03,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:03,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593481329] [2023-04-03 08:33:03,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:03,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:04,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-04-03 08:33:04,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:04,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593481329] [2023-04-03 08:33:04,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593481329] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:04,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:04,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:33:04,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174749034] [2023-04-03 08:33:04,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:04,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:33:04,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:04,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:33:04,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:04,722 INFO L87 Difference]: Start difference. First operand 7776 states and 10385 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:06,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:06,559 INFO L93 Difference]: Finished difference Result 20440 states and 27282 transitions. [2023-04-03 08:33:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:06,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 478 [2023-04-03 08:33:06,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:06,624 INFO L225 Difference]: With dead ends: 20440 [2023-04-03 08:33:06,624 INFO L226 Difference]: Without dead ends: 12754 [2023-04-03 08:33:06,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:06,656 INFO L413 NwaCegarLoop]: 3436 mSDtfsCounter, 3431 mSDsluCounter, 3307 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3431 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:06,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3431 Valid, 6743 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-03 08:33:06,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12754 states. [2023-04-03 08:33:06,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12754 to 12731. [2023-04-03 08:33:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12731 states, 7390 states have (on average 1.2516914749661705) internal successors, (9250), 7512 states have internal predecessors, (9250), 3855 states have call successors, (3855), 1486 states have call predecessors, (3855), 1483 states have return successors, (3860), 3770 states have call predecessors, (3860), 3850 states have call successors, (3860) [2023-04-03 08:33:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12731 states to 12731 states and 16965 transitions. [2023-04-03 08:33:07,039 INFO L78 Accepts]: Start accepts. Automaton has 12731 states and 16965 transitions. Word has length 478 [2023-04-03 08:33:07,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:07,040 INFO L495 AbstractCegarLoop]: Abstraction has 12731 states and 16965 transitions. [2023-04-03 08:33:07,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 12731 states and 16965 transitions. [2023-04-03 08:33:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-04-03 08:33:07,051 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:07,052 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:07,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 08:33:07,052 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:07,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:07,053 INFO L85 PathProgramCache]: Analyzing trace with hash -451801602, now seen corresponding path program 1 times [2023-04-03 08:33:07,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:07,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592666493] [2023-04-03 08:33:07,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:07,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-04-03 08:33:07,858 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592666493] [2023-04-03 08:33:07,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592666493] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:07,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:07,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:33:07,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479347901] [2023-04-03 08:33:07,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:07,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:33:07,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:07,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:33:07,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:07,860 INFO L87 Difference]: Start difference. First operand 12731 states and 16965 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:09,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:09,799 INFO L93 Difference]: Finished difference Result 34207 states and 45452 transitions. [2023-04-03 08:33:09,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:09,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 478 [2023-04-03 08:33:09,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:09,876 INFO L225 Difference]: With dead ends: 34207 [2023-04-03 08:33:09,877 INFO L226 Difference]: Without dead ends: 21566 [2023-04-03 08:33:09,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:09,931 INFO L413 NwaCegarLoop]: 3817 mSDtfsCounter, 3254 mSDsluCounter, 3311 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3254 SdHoareTripleChecker+Valid, 7128 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:09,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3254 Valid, 7128 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 08:33:09,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21566 states. [2023-04-03 08:33:10,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21566 to 21531. [2023-04-03 08:33:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21531 states, 12499 states have (on average 1.2476198095847668) internal successors, (15594), 12683 states have internal predecessors, (15594), 6453 states have call successors, (6453), 2579 states have call predecessors, (6453), 2576 states have return successors, (6474), 6321 states have call predecessors, (6474), 6448 states have call successors, (6474) [2023-04-03 08:33:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21531 states to 21531 states and 28521 transitions. [2023-04-03 08:33:10,907 INFO L78 Accepts]: Start accepts. Automaton has 21531 states and 28521 transitions. Word has length 478 [2023-04-03 08:33:10,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:10,909 INFO L495 AbstractCegarLoop]: Abstraction has 21531 states and 28521 transitions. [2023-04-03 08:33:10,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 21531 states and 28521 transitions. [2023-04-03 08:33:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2023-04-03 08:33:10,920 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:10,920 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:10,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 08:33:10,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:10,921 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:10,922 INFO L85 PathProgramCache]: Analyzing trace with hash -825084693, now seen corresponding path program 1 times [2023-04-03 08:33:10,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:10,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112746369] [2023-04-03 08:33:10,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:10,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-04-03 08:33:11,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:11,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112746369] [2023-04-03 08:33:11,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112746369] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:11,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:11,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:33:11,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317738637] [2023-04-03 08:33:11,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:11,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:33:11,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:11,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:33:11,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:11,722 INFO L87 Difference]: Start difference. First operand 21531 states and 28521 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:13,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:13,918 INFO L93 Difference]: Finished difference Result 60653 states and 80389 transitions. [2023-04-03 08:33:13,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:13,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 479 [2023-04-03 08:33:13,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:14,122 INFO L225 Difference]: With dead ends: 60653 [2023-04-03 08:33:14,123 INFO L226 Difference]: Without dead ends: 39212 [2023-04-03 08:33:14,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:14,217 INFO L413 NwaCegarLoop]: 4390 mSDtfsCounter, 3438 mSDsluCounter, 3313 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3438 SdHoareTripleChecker+Valid, 7703 SdHoareTripleChecker+Invalid, 878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:14,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3438 Valid, 7703 Invalid, 878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 08:33:14,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39212 states. [2023-04-03 08:33:15,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39212 to 39171. [2023-04-03 08:33:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39171 states, 22773 states have (on average 1.2467834716550301) internal successors, (28393), 23129 states have internal predecessors, (28393), 11701 states have call successors, (11701), 4697 states have call predecessors, (11701), 4694 states have return successors, (11758), 11445 states have call predecessors, (11758), 11696 states have call successors, (11758) [2023-04-03 08:33:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39171 states to 39171 states and 51852 transitions. [2023-04-03 08:33:15,769 INFO L78 Accepts]: Start accepts. Automaton has 39171 states and 51852 transitions. Word has length 479 [2023-04-03 08:33:15,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:15,770 INFO L495 AbstractCegarLoop]: Abstraction has 39171 states and 51852 transitions. [2023-04-03 08:33:15,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 39171 states and 51852 transitions. [2023-04-03 08:33:15,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2023-04-03 08:33:15,777 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:15,777 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:15,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 08:33:15,777 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:15,777 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:15,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1838896694, now seen corresponding path program 1 times [2023-04-03 08:33:15,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:15,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005842775] [2023-04-03 08:33:15,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:15,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-04-03 08:33:16,558 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:16,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005842775] [2023-04-03 08:33:16,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005842775] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:16,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:16,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:33:16,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639784835] [2023-04-03 08:33:16,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:16,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:33:16,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:16,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:33:16,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:16,559 INFO L87 Difference]: Start difference. First operand 39171 states and 51852 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:20,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:20,915 INFO L93 Difference]: Finished difference Result 114315 states and 151411 transitions. [2023-04-03 08:33:20,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:33:20,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 484 [2023-04-03 08:33:20,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:21,428 INFO L225 Difference]: With dead ends: 114315 [2023-04-03 08:33:21,429 INFO L226 Difference]: Without dead ends: 75234 [2023-04-03 08:33:21,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:33:21,767 INFO L413 NwaCegarLoop]: 4094 mSDtfsCounter, 3427 mSDsluCounter, 3325 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 7419 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:21,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 7419 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-04-03 08:33:21,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75234 states. [2023-04-03 08:33:24,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75234 to 75081. [2023-04-03 08:33:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75081 states, 43778 states have (on average 1.2461053497190369) internal successors, (54552), 44517 states have internal predecessors, (54552), 22270 states have call successors, (22270), 9034 states have call predecessors, (22270), 9030 states have return successors, (22440), 21726 states have call predecessors, (22440), 22265 states have call successors, (22440) [2023-04-03 08:33:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75081 states to 75081 states and 99262 transitions. [2023-04-03 08:33:25,125 INFO L78 Accepts]: Start accepts. Automaton has 75081 states and 99262 transitions. Word has length 484 [2023-04-03 08:33:25,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:25,125 INFO L495 AbstractCegarLoop]: Abstraction has 75081 states and 99262 transitions. [2023-04-03 08:33:25,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-04-03 08:33:25,126 INFO L276 IsEmpty]: Start isEmpty. Operand 75081 states and 99262 transitions. [2023-04-03 08:33:25,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2023-04-03 08:33:25,134 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:25,134 INFO L195 NwaCegarLoop]: trace histogram [42, 38, 38, 38, 38, 38, 38, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:25,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 08:33:25,135 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:25,135 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:25,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1705788531, now seen corresponding path program 1 times [2023-04-03 08:33:25,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:25,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025550425] [2023-04-03 08:33:25,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:25,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 5971 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5962 trivial. 0 not checked. [2023-04-03 08:33:26,458 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:26,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025550425] [2023-04-03 08:33:26,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025550425] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:26,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:26,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:33:26,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753570607] [2023-04-03 08:33:26,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:26,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:33:26,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:26,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:33:26,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:33:26,461 INFO L87 Difference]: Start difference. First operand 75081 states and 99262 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (63), 3 states have call predecessors, (63), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-04-03 08:33:30,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:30,107 INFO L93 Difference]: Finished difference Result 75087 states and 99267 transitions. [2023-04-03 08:33:30,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:33:30,107 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (63), 3 states have call predecessors, (63), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 492 [2023-04-03 08:33:30,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:30,530 INFO L225 Difference]: With dead ends: 75087 [2023-04-03 08:33:30,531 INFO L226 Difference]: Without dead ends: 75085 [2023-04-03 08:33:30,569 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 08:33:30,571 INFO L413 NwaCegarLoop]: 3353 mSDtfsCounter, 3689 mSDsluCounter, 6702 mSDsCounter, 0 mSdLazyCounter, 1058 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3692 SdHoareTripleChecker+Valid, 10055 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:30,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3692 Valid, 10055 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1058 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-03 08:33:30,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75085 states. [2023-04-03 08:33:33,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75085 to 75085. [2023-04-03 08:33:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75085 states, 43781 states have (on average 1.2460884858728671) internal successors, (54555), 44520 states have internal predecessors, (54555), 22270 states have call successors, (22270), 9035 states have call predecessors, (22270), 9031 states have return successors, (22440), 21726 states have call predecessors, (22440), 22265 states have call successors, (22440) [2023-04-03 08:33:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75085 states to 75085 states and 99265 transitions. [2023-04-03 08:33:34,096 INFO L78 Accepts]: Start accepts. Automaton has 75085 states and 99265 transitions. Word has length 492 [2023-04-03 08:33:34,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:34,097 INFO L495 AbstractCegarLoop]: Abstraction has 75085 states and 99265 transitions. [2023-04-03 08:33:34,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (63), 3 states have call predecessors, (63), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-04-03 08:33:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 75085 states and 99265 transitions. [2023-04-03 08:33:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2023-04-03 08:33:34,114 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:34,114 INFO L195 NwaCegarLoop]: trace histogram [42, 38, 38, 38, 38, 38, 38, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:34,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-03 08:33:34,114 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:34,115 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:34,115 INFO L85 PathProgramCache]: Analyzing trace with hash -2020156606, now seen corresponding path program 1 times [2023-04-03 08:33:34,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:34,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956617790] [2023-04-03 08:33:34,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:34,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5973 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5962 trivial. 0 not checked. [2023-04-03 08:33:35,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:35,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956617790] [2023-04-03 08:33:35,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956617790] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:35,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:35,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:33:35,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289847072] [2023-04-03 08:33:35,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:35,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:33:35,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:35,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:33:35,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:33:35,365 INFO L87 Difference]: Start difference. First operand 75085 states and 99265 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (64), 3 states have call predecessors, (64), 2 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-04-03 08:33:38,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:38,828 INFO L93 Difference]: Finished difference Result 75091 states and 99270 transitions. [2023-04-03 08:33:38,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:33:38,828 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (64), 3 states have call predecessors, (64), 2 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 497 [2023-04-03 08:33:38,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:39,038 INFO L225 Difference]: With dead ends: 75091 [2023-04-03 08:33:39,038 INFO L226 Difference]: Without dead ends: 75089 [2023-04-03 08:33:39,063 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 08:33:39,064 INFO L413 NwaCegarLoop]: 3356 mSDtfsCounter, 3684 mSDsluCounter, 6702 mSDsCounter, 0 mSdLazyCounter, 1058 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3686 SdHoareTripleChecker+Valid, 10058 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:39,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3686 Valid, 10058 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1058 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 08:33:39,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75089 states. [2023-04-03 08:33:41,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75089 to 75089. [2023-04-03 08:33:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75089 states, 43784 states have (on average 1.2460716243376575) internal successors, (54558), 44523 states have internal predecessors, (54558), 22270 states have call successors, (22270), 9036 states have call predecessors, (22270), 9032 states have return successors, (22440), 21726 states have call predecessors, (22440), 22265 states have call successors, (22440) [2023-04-03 08:33:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75089 states to 75089 states and 99268 transitions. [2023-04-03 08:33:42,098 INFO L78 Accepts]: Start accepts. Automaton has 75089 states and 99268 transitions. Word has length 497 [2023-04-03 08:33:42,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:42,098 INFO L495 AbstractCegarLoop]: Abstraction has 75089 states and 99268 transitions. [2023-04-03 08:33:42,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (64), 3 states have call predecessors, (64), 2 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-04-03 08:33:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 75089 states and 99268 transitions. [2023-04-03 08:33:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2023-04-03 08:33:42,109 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:42,110 INFO L195 NwaCegarLoop]: trace histogram [42, 38, 38, 38, 38, 38, 38, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:42,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-03 08:33:42,110 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:42,110 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:42,110 INFO L85 PathProgramCache]: Analyzing trace with hash -2023138195, now seen corresponding path program 1 times [2023-04-03 08:33:42,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:42,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627795529] [2023-04-03 08:33:42,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:42,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:43,489 INFO L134 CoverageAnalysis]: Checked inductivity of 5979 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5966 trivial. 0 not checked. [2023-04-03 08:33:43,489 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:43,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627795529] [2023-04-03 08:33:43,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627795529] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:43,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:43,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:33:43,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954020934] [2023-04-03 08:33:43,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:43,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:33:43,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:43,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:33:43,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:33:43,491 INFO L87 Difference]: Start difference. First operand 75089 states and 99268 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (65), 3 states have call predecessors, (65), 2 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2023-04-03 08:33:47,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:47,411 INFO L93 Difference]: Finished difference Result 75095 states and 99273 transitions. [2023-04-03 08:33:47,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:33:47,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (65), 3 states have call predecessors, (65), 2 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 502 [2023-04-03 08:33:47,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:47,620 INFO L225 Difference]: With dead ends: 75095 [2023-04-03 08:33:47,620 INFO L226 Difference]: Without dead ends: 75091 [2023-04-03 08:33:47,648 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 08:33:47,649 INFO L413 NwaCegarLoop]: 3356 mSDtfsCounter, 3684 mSDsluCounter, 6702 mSDsCounter, 0 mSdLazyCounter, 1058 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3685 SdHoareTripleChecker+Valid, 10058 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:47,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3685 Valid, 10058 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1058 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-03 08:33:47,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75091 states. [2023-04-03 08:33:50,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75091 to 75091. [2023-04-03 08:33:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75091 states, 43786 states have (on average 1.2460375462476592) internal successors, (54559), 44524 states have internal predecessors, (54559), 22270 states have call successors, (22270), 9037 states have call predecessors, (22270), 9032 states have return successors, (22440), 21726 states have call predecessors, (22440), 22265 states have call successors, (22440) [2023-04-03 08:33:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75091 states to 75091 states and 99269 transitions. [2023-04-03 08:33:51,032 INFO L78 Accepts]: Start accepts. Automaton has 75091 states and 99269 transitions. Word has length 502 [2023-04-03 08:33:51,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:33:51,032 INFO L495 AbstractCegarLoop]: Abstraction has 75091 states and 99269 transitions. [2023-04-03 08:33:51,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (65), 3 states have call predecessors, (65), 2 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2023-04-03 08:33:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 75091 states and 99269 transitions. [2023-04-03 08:33:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2023-04-03 08:33:51,051 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:33:51,052 INFO L195 NwaCegarLoop]: trace histogram [42, 38, 38, 38, 38, 38, 38, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:51,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-03 08:33:51,052 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:33:51,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:33:51,052 INFO L85 PathProgramCache]: Analyzing trace with hash 92075490, now seen corresponding path program 1 times [2023-04-03 08:33:51,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:33:51,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560581523] [2023-04-03 08:33:51,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:33:51,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:33:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:33:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5989 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5974 trivial. 0 not checked. [2023-04-03 08:33:52,451 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:33:52,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560581523] [2023-04-03 08:33:52,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560581523] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:33:52,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:33:52,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:33:52,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383948398] [2023-04-03 08:33:52,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:33:52,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:33:52,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:33:52,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:33:52,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:33:52,453 INFO L87 Difference]: Start difference. First operand 75091 states and 99269 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (66), 3 states have call predecessors, (66), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-04-03 08:33:56,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:33:56,318 INFO L93 Difference]: Finished difference Result 75539 states and 99621 transitions. [2023-04-03 08:33:56,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 08:33:56,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (66), 3 states have call predecessors, (66), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 507 [2023-04-03 08:33:56,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:33:56,559 INFO L225 Difference]: With dead ends: 75539 [2023-04-03 08:33:56,559 INFO L226 Difference]: Without dead ends: 74556 [2023-04-03 08:33:56,596 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 08:33:56,596 INFO L413 NwaCegarLoop]: 3354 mSDtfsCounter, 3620 mSDsluCounter, 6763 mSDsCounter, 0 mSdLazyCounter, 1061 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3620 SdHoareTripleChecker+Valid, 10117 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 08:33:56,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3620 Valid, 10117 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1061 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 08:33:56,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74556 states. [2023-04-03 08:34:00,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74556 to 74556. [2023-04-03 08:34:00,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74556 states, 43646 states have (on average 1.2446272281537827) internal successors, (54323), 44288 states have internal predecessors, (54323), 21943 states have call successors, (21943), 8968 states have call predecessors, (21943), 8965 states have return successors, (22117), 21496 states have call predecessors, (22117), 21942 states have call successors, (22117) [2023-04-03 08:34:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74556 states to 74556 states and 98383 transitions. [2023-04-03 08:34:00,593 INFO L78 Accepts]: Start accepts. Automaton has 74556 states and 98383 transitions. Word has length 507 [2023-04-03 08:34:00,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:34:00,594 INFO L495 AbstractCegarLoop]: Abstraction has 74556 states and 98383 transitions. [2023-04-03 08:34:00,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (66), 3 states have call predecessors, (66), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-04-03 08:34:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 74556 states and 98383 transitions. [2023-04-03 08:34:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2023-04-03 08:34:00,627 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:34:00,628 INFO L195 NwaCegarLoop]: trace histogram [40, 38, 38, 38, 38, 38, 38, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 08:34:00,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-04-03 08:34:00,628 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:34:00,628 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:34:00,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1972319821, now seen corresponding path program 1 times [2023-04-03 08:34:00,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:34:00,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326314709] [2023-04-03 08:34:00,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:34:00,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:34:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:34:01,343 INFO L134 CoverageAnalysis]: Checked inductivity of 5794 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5784 trivial. 0 not checked. [2023-04-03 08:34:01,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:34:01,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326314709] [2023-04-03 08:34:01,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326314709] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:34:01,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:34:01,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 08:34:01,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565718472] [2023-04-03 08:34:01,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:34:01,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 08:34:01,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:34:01,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 08:34:01,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 08:34:01,345 INFO L87 Difference]: Start difference. First operand 74556 states and 98383 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 4 states have call successors, (69), 3 states have call predecessors, (69), 2 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2023-04-03 08:34:05,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:34:15,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:34:16,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 08:34:31,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:34:31,255 INFO L93 Difference]: Finished difference Result 182782 states and 241097 transitions. [2023-04-03 08:34:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 08:34:31,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 4 states have call successors, (69), 3 states have call predecessors, (69), 2 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) Word has length 515 [2023-04-03 08:34:31,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:34:31,950 INFO L225 Difference]: With dead ends: 182782 [2023-04-03 08:34:31,950 INFO L226 Difference]: Without dead ends: 108316 [2023-04-03 08:34:32,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-03 08:34:32,151 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 5209 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 15306 mSolverCounterSat, 1975 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6042 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 17281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1975 IncrementalHoareTripleChecker+Valid, 15306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2023-04-03 08:34:32,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6042 Valid, 328 Invalid, 17281 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1975 Valid, 15306 Invalid, 0 Unknown, 0 Unchecked, 24.8s Time] [2023-04-03 08:34:32,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108316 states. [2023-04-03 08:34:37,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108316 to 107974. [2023-04-03 08:34:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107974 states, 63262 states have (on average 1.2433372324618255) internal successors, (78656), 64233 states have internal predecessors, (78656), 31641 states have call successors, (31641), 12949 states have call predecessors, (31641), 13069 states have return successors, (32077), 31078 states have call predecessors, (32077), 31640 states have call successors, (32077) [2023-04-03 08:34:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107974 states to 107974 states and 142374 transitions. [2023-04-03 08:34:38,288 INFO L78 Accepts]: Start accepts. Automaton has 107974 states and 142374 transitions. Word has length 515 [2023-04-03 08:34:38,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:34:38,289 INFO L495 AbstractCegarLoop]: Abstraction has 107974 states and 142374 transitions. [2023-04-03 08:34:38,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 4 states have call successors, (69), 3 states have call predecessors, (69), 2 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2023-04-03 08:34:38,289 INFO L276 IsEmpty]: Start isEmpty. Operand 107974 states and 142374 transitions. [2023-04-03 08:34:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2023-04-03 08:34:38,336 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:34:38,336 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 08:34:38,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-04-03 08:34:38,336 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:34:38,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:34:38,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1248047153, now seen corresponding path program 1 times [2023-04-03 08:34:38,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:34:38,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107957735] [2023-04-03 08:34:38,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:34:38,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:34:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:34:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6067 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6059 trivial. 0 not checked. [2023-04-03 08:34:39,208 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:34:39,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107957735] [2023-04-03 08:34:39,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107957735] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:34:39,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:34:39,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:34:39,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077950315] [2023-04-03 08:34:39,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:34:39,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:34:39,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:34:39,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:34:39,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:34:39,210 INFO L87 Difference]: Start difference. First operand 107974 states and 142374 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (85), 3 states have call predecessors, (85), 2 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2023-04-03 08:34:47,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 08:34:47,998 INFO L93 Difference]: Finished difference Result 265977 states and 350959 transitions. [2023-04-03 08:34:47,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 08:34:47,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (85), 3 states have call predecessors, (85), 2 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) Word has length 586 [2023-04-03 08:34:48,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 08:34:49,027 INFO L225 Difference]: With dead ends: 265977 [2023-04-03 08:34:49,027 INFO L226 Difference]: Without dead ends: 158918 [2023-04-03 08:34:49,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:34:49,317 INFO L413 NwaCegarLoop]: 4743 mSDtfsCounter, 3380 mSDsluCounter, 3248 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3380 SdHoareTripleChecker+Valid, 7991 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 08:34:49,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3380 Valid, 7991 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 08:34:49,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158918 states. [2023-04-03 08:34:57,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158918 to 158863. [2023-04-03 08:34:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158863 states, 93157 states have (on average 1.2432560086735296) internal successors, (115818), 94584 states have internal predecessors, (115818), 46476 states have call successors, (46476), 19076 states have call predecessors, (46476), 19228 states have return successors, (47116), 45629 states have call predecessors, (47116), 46475 states have call successors, (47116) [2023-04-03 08:34:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158863 states to 158863 states and 209410 transitions. [2023-04-03 08:34:58,119 INFO L78 Accepts]: Start accepts. Automaton has 158863 states and 209410 transitions. Word has length 586 [2023-04-03 08:34:58,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 08:34:58,120 INFO L495 AbstractCegarLoop]: Abstraction has 158863 states and 209410 transitions. [2023-04-03 08:34:58,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (85), 3 states have call predecessors, (85), 2 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2023-04-03 08:34:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 158863 states and 209410 transitions. [2023-04-03 08:34:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2023-04-03 08:34:58,497 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 08:34:58,497 INFO L195 NwaCegarLoop]: trace histogram [43, 38, 38, 38, 38, 38, 38, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 08:34:58,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-04-03 08:34:58,497 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-03 08:34:58,498 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 08:34:58,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1761900999, now seen corresponding path program 1 times [2023-04-03 08:34:58,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 08:34:58,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119398181] [2023-04-03 08:34:58,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 08:34:58,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 08:34:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 08:34:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6067 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6059 trivial. 0 not checked. [2023-04-03 08:34:59,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 08:34:59,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119398181] [2023-04-03 08:34:59,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119398181] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 08:34:59,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 08:34:59,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 08:34:59,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225082866] [2023-04-03 08:34:59,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 08:34:59,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 08:34:59,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 08:34:59,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 08:34:59,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 08:34:59,262 INFO L87 Difference]: Start difference. First operand 158863 states and 209410 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (85), 3 states have call predecessors, (85), 2 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76)