./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fb901e431a7ee0706f0e51d89ec94e4336f8310f955de577abd9c91b26865dbf --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:36:28,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:36:28,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:36:28,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:36:28,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:36:28,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:36:28,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:36:28,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:36:28,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:36:28,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:36:28,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:36:28,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:36:28,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:36:28,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:36:28,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:36:28,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:36:28,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:36:28,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:36:28,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:36:28,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:36:28,455 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:36:28,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:36:28,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:36:28,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:36:28,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:36:28,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:36:28,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:36:28,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:36:28,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:36:28,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:36:28,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:36:28,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:36:28,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:36:28,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:36:28,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:36:28,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:36:28,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:36:28,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:36:28,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:36:28,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:36:28,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:36:28,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:36:28,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:36:28,499 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:36:28,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:36:28,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:36:28,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:36:28,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:36:28,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:36:28,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:36:28,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:36:28,503 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:36:28,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:36:28,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:36:28,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:36:28,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:36:28,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:36:28,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:36:28,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:36:28,505 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:36:28,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:36:28,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:36:28,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:36:28,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:36:28,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:36:28,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:36:28,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:36:28,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:36:28,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:36:28,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:36:28,507 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:36:28,507 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:36:28,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:36:28,507 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb901e431a7ee0706f0e51d89ec94e4336f8310f955de577abd9c91b26865dbf [2022-07-14 03:36:28,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:36:28,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:36:28,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:36:28,785 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:36:28,786 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:36:28,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i [2022-07-14 03:36:28,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adad1d5ad/58bffd9fd2a3422a9dcdeea5851b5dfc/FLAGfb6c63714 [2022-07-14 03:36:29,630 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:36:29,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i [2022-07-14 03:36:29,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adad1d5ad/58bffd9fd2a3422a9dcdeea5851b5dfc/FLAGfb6c63714 [2022-07-14 03:36:30,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adad1d5ad/58bffd9fd2a3422a9dcdeea5851b5dfc [2022-07-14 03:36:30,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:36:30,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:36:30,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:36:30,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:36:30,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:36:30,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:36:30" (1/1) ... [2022-07-14 03:36:30,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e77471c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:30, skipping insertion in model container [2022-07-14 03:36:30,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:36:30" (1/1) ... [2022-07-14 03:36:30,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:36:30,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:36:35,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620437,620450] [2022-07-14 03:36:35,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620606,620619] [2022-07-14 03:36:35,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620773,620786] [2022-07-14 03:36:35,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620941,620954] [2022-07-14 03:36:35,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:36:35,949 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:36:36,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620437,620450] [2022-07-14 03:36:36,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620606,620619] [2022-07-14 03:36:36,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620773,620786] [2022-07-14 03:36:36,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620941,620954] [2022-07-14 03:36:36,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:36:36,615 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:36:36,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36 WrapperNode [2022-07-14 03:36:36,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:36:36,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:36:36,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:36:36,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:36:36,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:36,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,123 INFO L137 Inliner]: procedures = 699, calls = 6873, calls flagged for inlining = 322, calls inlined = 303, statements flattened = 13740 [2022-07-14 03:36:37,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:36:37,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:36:37,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:36:37,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:36:37,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:36:37,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:36:37,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:36:37,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:36:37,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (1/1) ... [2022-07-14 03:36:37,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:36:37,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:36:37,817 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) [2022-07-14 03:36:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure reset_airo_card [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_airo_card [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-07-14 03:36:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2022-07-14 03:36:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure wifi_setup [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure wifi_setup [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure age_mic_context [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure age_mic_context [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:36:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 03:36:37,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2022-07-14 03:36:37,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2022-07-14 03:36:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2022-07-14 03:36:37,847 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 [2022-07-14 03:36:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2022-07-14 03:36:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-07-14 03:36:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-07-14 03:36:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-14 03:36:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-14 03:36:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 03:36:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 03:36:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2022-07-14 03:36:37,889 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2022-07-14 03:36:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_62 [2022-07-14 03:36:37,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_62 [2022-07-14 03:36:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2022-07-14 03:36:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2022-07-14 03:36:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2022-07-14 03:36:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2022-07-14 03:36:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 03:36:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 03:36:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2022-07-14 03:36:37,891 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2022-07-14 03:36:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-07-14 03:36:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-07-14 03:36:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-07-14 03:36:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-07-14 03:36:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-07-14 03:36:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-07-14 03:36:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2022-07-14 03:36:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2022-07-14 03:36:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-14 03:36:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2022-07-14 03:36:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2022-07-14 03:36:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 03:36:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 03:36:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:36:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:36:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-07-14 03:36:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-07-14 03:36:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2022-07-14 03:36:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2022-07-14 03:36:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-07-14 03:36:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-07-14 03:36:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 03:36:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 03:36:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:36:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:36:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2022-07-14 03:36:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2022-07-14 03:36:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2022-07-14 03:36:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2022-07-14 03:36:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:36:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 03:36:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 03:36:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2022-07-14 03:36:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2022-07-14 03:36:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2022-07-14 03:36:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2022-07-14 03:36:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-14 03:36:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-14 03:36:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2022-07-14 03:36:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2022-07-14 03:36:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 03:36:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 03:36:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 03:36:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 03:36:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 03:36:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 03:36:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2022-07-14 03:36:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2022-07-14 03:36:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-14 03:36:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-14 03:36:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2022-07-14 03:36:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2022-07-14 03:36:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:36:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-14 03:36:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-14 03:36:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2022-07-14 03:36:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2022-07-14 03:36:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 03:36:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 03:36:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-14 03:36:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-14 03:36:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 03:36:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 03:36:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2022-07-14 03:36:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2022-07-14 03:36:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:36:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:36:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:36:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:36:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2022-07-14 03:36:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2022-07-14 03:36:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2022-07-14 03:36:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2022-07-14 03:36:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2022-07-14 03:36:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2022-07-14 03:36:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:36:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:36:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 03:36:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 03:36:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2022-07-14 03:36:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2022-07-14 03:36:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-14 03:36:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-14 03:36:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-07-14 03:36:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-07-14 03:36:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 03:36:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 03:36:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2022-07-14 03:36:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2022-07-14 03:36:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 03:36:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 03:36:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-14 03:36:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-14 03:36:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 03:36:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 03:36:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-14 03:36:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-14 03:36:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:36:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 03:36:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2022-07-14 03:36:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2022-07-14 03:36:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2022-07-14 03:36:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2022-07-14 03:36:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:36:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-07-14 03:36:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-07-14 03:36:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2022-07-14 03:36:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2022-07-14 03:36:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:36:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:36:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:36:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 03:36:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2022-07-14 03:36:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2022-07-14 03:36:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-07-14 03:36:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-07-14 03:36:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:36:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:36:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-14 03:36:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-14 03:36:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2022-07-14 03:36:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2022-07-14 03:36:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-07-14 03:36:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-07-14 03:36:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-14 03:36:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-14 03:36:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2022-07-14 03:36:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2022-07-14 03:36:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:36:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:36:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2022-07-14 03:36:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2022-07-14 03:36:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 03:36:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 03:36:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 03:36:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 03:36:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2022-07-14 03:36:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2022-07-14 03:36:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2022-07-14 03:36:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2022-07-14 03:36:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 03:36:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 03:36:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2022-07-14 03:36:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2022-07-14 03:36:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:36:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:36:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2022-07-14 03:36:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2022-07-14 03:36:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 03:36:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 03:36:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-07-14 03:36:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-07-14 03:36:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 03:36:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 03:36:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2022-07-14 03:36:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2022-07-14 03:36:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-14 03:36:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-14 03:36:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 03:36:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 03:36:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-07-14 03:36:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-07-14 03:36:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2022-07-14 03:36:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2022-07-14 03:36:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-07-14 03:36:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-07-14 03:36:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:36:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:36:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:36:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:36:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_aux_lock_of_airo_info [2022-07-14 03:36:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_aux_lock_of_airo_info [2022-07-14 03:36:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-07-14 03:36:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-07-14 03:36:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:36:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 03:36:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 03:36:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 03:36:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2022-07-14 03:36:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2022-07-14 03:36:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2022-07-14 03:36:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2022-07-14 03:36:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2022-07-14 03:36:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2022-07-14 03:36:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2022-07-14 03:36:37,951 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2022-07-14 03:36:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2022-07-14 03:36:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2022-07-14 03:36:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2022-07-14 03:36:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2022-07-14 03:36:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:36:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:36:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2022-07-14 03:36:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2022-07-14 03:36:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 03:36:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 03:36:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2022-07-14 03:36:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2022-07-14 03:36:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-14 03:36:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-14 03:36:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2022-07-14 03:36:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2022-07-14 03:36:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 03:36:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 03:36:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 03:36:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 03:36:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:36:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 03:36:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 03:36:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2022-07-14 03:36:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2022-07-14 03:36:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-07-14 03:36:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-07-14 03:36:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:36:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-14 03:36:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-14 03:36:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2022-07-14 03:36:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2022-07-14 03:36:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2022-07-14 03:36:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2022-07-14 03:36:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-14 03:36:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-14 03:36:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2022-07-14 03:36:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2022-07-14 03:36:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-14 03:36:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-14 03:36:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:36:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-14 03:36:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-14 03:36:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2022-07-14 03:36:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2022-07-14 03:36:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2022-07-14 03:36:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2022-07-14 03:36:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 03:36:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 03:36:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 03:36:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 03:36:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2022-07-14 03:36:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2022-07-14 03:36:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-14 03:36:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-14 03:36:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:36:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:36:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2022-07-14 03:36:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2022-07-14 03:36:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2022-07-14 03:36:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2022-07-14 03:36:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 03:36:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 03:36:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-07-14 03:36:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-07-14 03:36:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2022-07-14 03:36:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2022-07-14 03:36:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2022-07-14 03:36:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2022-07-14 03:36:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 03:36:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 03:36:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2022-07-14 03:36:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2022-07-14 03:36:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2022-07-14 03:36:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2022-07-14 03:36:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 03:36:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 03:36:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 03:36:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 03:36:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2022-07-14 03:36:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2022-07-14 03:36:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2022-07-14 03:36:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2022-07-14 03:36:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2022-07-14 03:36:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2022-07-14 03:36:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:36:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:36:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-14 03:36:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-14 03:36:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 03:36:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 03:36:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2022-07-14 03:36:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2022-07-14 03:36:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2022-07-14 03:36:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2022-07-14 03:36:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:36:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2022-07-14 03:36:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2022-07-14 03:36:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2022-07-14 03:36:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2022-07-14 03:36:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-14 03:36:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-14 03:36:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-14 03:36:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-14 03:36:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:36:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:36:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2022-07-14 03:36:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2022-07-14 03:36:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-07-14 03:36:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-07-14 03:36:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2022-07-14 03:36:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2022-07-14 03:36:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 03:36:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 03:36:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-14 03:36:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-14 03:36:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2022-07-14 03:36:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2022-07-14 03:36:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-14 03:36:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-14 03:36:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-14 03:36:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-14 03:36:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:36:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:36:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2022-07-14 03:36:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2022-07-14 03:36:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2022-07-14 03:36:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2022-07-14 03:36:37,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 03:36:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 03:36:37,981 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2022-07-14 03:36:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2022-07-14 03:36:37,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2022-07-14 03:36:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2022-07-14 03:36:37,981 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2022-07-14 03:36:37,981 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2022-07-14 03:36:37,982 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-14 03:36:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-14 03:36:37,982 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2022-07-14 03:36:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2022-07-14 03:36:37,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:36:37,982 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-07-14 03:36:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-07-14 03:36:37,982 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-14 03:36:37,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-14 03:36:37,983 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2022-07-14 03:36:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2022-07-14 03:36:37,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:36:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:36:37,983 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2022-07-14 03:36:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2022-07-14 03:36:37,983 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-14 03:36:37,983 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-14 03:36:37,983 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2022-07-14 03:36:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2022-07-14 03:36:37,984 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2022-07-14 03:36:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2022-07-14 03:36:37,984 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2022-07-14 03:36:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2022-07-14 03:36:37,984 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2022-07-14 03:36:37,984 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2022-07-14 03:36:39,376 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:36:39,379 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:36:39,625 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:37:23,515 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:37:23,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:37:23,540 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-14 03:37:23,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:37:23 BoogieIcfgContainer [2022-07-14 03:37:23,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:37:23,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:37:23,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:37:23,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:37:23,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:36:30" (1/3) ... [2022-07-14 03:37:23,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24041199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:37:23, skipping insertion in model container [2022-07-14 03:37:23,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:36:36" (2/3) ... [2022-07-14 03:37:23,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24041199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:37:23, skipping insertion in model container [2022-07-14 03:37:23,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:37:23" (3/3) ... [2022-07-14 03:37:23,556 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i [2022-07-14 03:37:23,570 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:37:23,570 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-14 03:37:23,684 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:37:23,688 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4d8bfb3e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@fc29fbf [2022-07-14 03:37:23,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-14 03:37:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 4512 states, 2999 states have (on average 1.3284428142714237) internal successors, (3984), 3166 states have internal predecessors, (3984), 1320 states have call successors, (1320), 191 states have call predecessors, (1320), 190 states have return successors, (1307), 1244 states have call predecessors, (1307), 1307 states have call successors, (1307) [2022-07-14 03:37:23,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-14 03:37:23,713 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:37:23,714 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-07-14 03:37:23,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:37:23,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:37:23,719 INFO L85 PathProgramCache]: Analyzing trace with hash 272176373, now seen corresponding path program 1 times [2022-07-14 03:37:23,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:37:23,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631574547] [2022-07-14 03:37:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:37:23,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:37:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:37:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:37:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:37:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:37:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:37:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:37:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:37:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:37:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:37:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-14 03:37:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 03:37:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:37:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-14 03:37:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-14 03:37:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:37:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-14 03:37:24,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:37:24,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631574547] [2022-07-14 03:37:24,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631574547] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:37:24,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:37:24,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:37:24,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121553750] [2022-07-14 03:37:24,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:37:24,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:37:24,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:37:24,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:37:24,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:37:24,726 INFO L87 Difference]: Start difference. First operand has 4512 states, 2999 states have (on average 1.3284428142714237) internal successors, (3984), 3166 states have internal predecessors, (3984), 1320 states have call successors, (1320), 191 states have call predecessors, (1320), 190 states have return successors, (1307), 1244 states have call predecessors, (1307), 1307 states have call successors, (1307) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 03:37:27,786 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:29,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:38,457 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:43,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:45,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:48,193 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:50,210 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:51,234 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:53,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:57,417 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:37:58,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:16,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:38:16,611 INFO L93 Difference]: Finished difference Result 9951 states and 15150 transitions. [2022-07-14 03:38:16,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:38:16,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-07-14 03:38:16,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:38:16,795 INFO L225 Difference]: With dead ends: 9951 [2022-07-14 03:38:16,795 INFO L226 Difference]: Without dead ends: 5458 [2022-07-14 03:38:16,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:38:16,828 INFO L413 NwaCegarLoop]: 7383 mSDtfsCounter, 1746 mSDsluCounter, 11975 mSDsCounter, 0 mSdLazyCounter, 5495 mSolverCounterSat, 1427 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2353 SdHoareTripleChecker+Valid, 19358 SdHoareTripleChecker+Invalid, 6929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1427 IncrementalHoareTripleChecker+Valid, 5495 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:38:16,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2353 Valid, 19358 Invalid, 6929 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1427 Valid, 5495 Invalid, 7 Unknown, 0 Unchecked, 50.8s Time] [2022-07-14 03:38:16,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5458 states. [2022-07-14 03:38:17,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5458 to 4481. [2022-07-14 03:38:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4481 states, 2985 states have (on average 1.3078726968174204) internal successors, (3904), 3143 states have internal predecessors, (3904), 1304 states have call successors, (1304), 190 states have call predecessors, (1304), 189 states have return successors, (1301), 1238 states have call predecessors, (1301), 1301 states have call successors, (1301) [2022-07-14 03:38:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 4481 states and 6509 transitions. [2022-07-14 03:38:17,095 INFO L78 Accepts]: Start accepts. Automaton has 4481 states and 6509 transitions. Word has length 93 [2022-07-14 03:38:17,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:38:17,096 INFO L495 AbstractCegarLoop]: Abstraction has 4481 states and 6509 transitions. [2022-07-14 03:38:17,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 03:38:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4481 states and 6509 transitions. [2022-07-14 03:38:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-14 03:38:17,103 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:38:17,103 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-07-14 03:38:17,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:38:17,104 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:38:17,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:38:17,104 INFO L85 PathProgramCache]: Analyzing trace with hash 546935987, now seen corresponding path program 1 times [2022-07-14 03:38:17,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:38:17,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362366791] [2022-07-14 03:38:17,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:38:17,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:38:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:38:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:38:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:38:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:38:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:38:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:38:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:38:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:38:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:38:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-14 03:38:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 03:38:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:38:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-14 03:38:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-14 03:38:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:38:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-14 03:38:17,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:38:17,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362366791] [2022-07-14 03:38:17,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362366791] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:38:17,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:38:17,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 03:38:17,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005581920] [2022-07-14 03:38:17,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:38:17,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 03:38:17,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:38:17,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 03:38:17,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:38:17,929 INFO L87 Difference]: Start difference. First operand 4481 states and 6509 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 03:38:21,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:23,924 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:36,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:42,456 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:44,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:47,785 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:48,919 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:50,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:52,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:57,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:38:59,222 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:21,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:39:21,139 INFO L93 Difference]: Finished difference Result 4702 states and 6993 transitions. [2022-07-14 03:39:21,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 03:39:21,140 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-07-14 03:39:21,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:39:21,169 INFO L225 Difference]: With dead ends: 4702 [2022-07-14 03:39:21,169 INFO L226 Difference]: Without dead ends: 4700 [2022-07-14 03:39:21,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-07-14 03:39:21,173 INFO L413 NwaCegarLoop]: 6214 mSDtfsCounter, 6346 mSDsluCounter, 15533 mSDsCounter, 0 mSdLazyCounter, 6971 mSolverCounterSat, 2020 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7249 SdHoareTripleChecker+Valid, 21747 SdHoareTripleChecker+Invalid, 8997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2020 IncrementalHoareTripleChecker+Valid, 6971 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:39:21,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7249 Valid, 21747 Invalid, 8997 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2020 Valid, 6971 Invalid, 6 Unknown, 0 Unchecked, 62.0s Time] [2022-07-14 03:39:21,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4700 states. [2022-07-14 03:39:21,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4700 to 4485. [2022-07-14 03:39:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4485 states, 2988 states have (on average 1.3075635876840697) internal successors, (3907), 3146 states have internal predecessors, (3907), 1304 states have call successors, (1304), 191 states have call predecessors, (1304), 190 states have return successors, (1301), 1238 states have call predecessors, (1301), 1301 states have call successors, (1301) [2022-07-14 03:39:21,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4485 states to 4485 states and 6512 transitions. [2022-07-14 03:39:21,472 INFO L78 Accepts]: Start accepts. Automaton has 4485 states and 6512 transitions. Word has length 93 [2022-07-14 03:39:21,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:39:21,474 INFO L495 AbstractCegarLoop]: Abstraction has 4485 states and 6512 transitions. [2022-07-14 03:39:21,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 03:39:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4485 states and 6512 transitions. [2022-07-14 03:39:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-07-14 03:39:21,478 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:39:21,478 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-07-14 03:39:21,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:39:21,478 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:39:21,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:39:21,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1658310587, now seen corresponding path program 1 times [2022-07-14 03:39:21,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:39:21,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185118379] [2022-07-14 03:39:21,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:39:21,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:39:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:21,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:39:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:39:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:39:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:39:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:39:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:39:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:39:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:39:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:39:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-14 03:39:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 03:39:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:39:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-14 03:39:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-14 03:39:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-14 03:39:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:39:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-14 03:39:22,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:39:22,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185118379] [2022-07-14 03:39:22,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185118379] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:39:22,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:39:22,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 03:39:22,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475246722] [2022-07-14 03:39:22,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:39:22,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 03:39:22,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:39:22,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 03:39:22,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:39:22,272 INFO L87 Difference]: Start difference. First operand 4485 states and 6512 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-14 03:39:26,221 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:28,248 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:42,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:49,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:51,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:39:55,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:40:25,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:40:25,890 INFO L93 Difference]: Finished difference Result 4870 states and 7203 transitions. [2022-07-14 03:40:25,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-14 03:40:25,891 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2022-07-14 03:40:25,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:40:25,924 INFO L225 Difference]: With dead ends: 4870 [2022-07-14 03:40:25,924 INFO L226 Difference]: Without dead ends: 4868 [2022-07-14 03:40:25,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-07-14 03:40:25,937 INFO L413 NwaCegarLoop]: 6261 mSDtfsCounter, 6381 mSDsluCounter, 15553 mSDsCounter, 0 mSdLazyCounter, 7394 mSolverCounterSat, 2049 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7311 SdHoareTripleChecker+Valid, 21814 SdHoareTripleChecker+Invalid, 9449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2049 IncrementalHoareTripleChecker+Valid, 7394 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:40:25,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7311 Valid, 21814 Invalid, 9449 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2049 Valid, 7394 Invalid, 6 Unknown, 0 Unchecked, 62.3s Time] [2022-07-14 03:40:25,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-07-14 03:40:26,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 4648. [2022-07-14 03:40:26,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4648 states, 3100 states have (on average 1.3054838709677419) internal successors, (4047), 3264 states have internal predecessors, (4047), 1337 states have call successors, (1337), 209 states have call predecessors, (1337), 208 states have return successors, (1334), 1271 states have call predecessors, (1334), 1334 states have call successors, (1334) [2022-07-14 03:40:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 4648 states and 6718 transitions. [2022-07-14 03:40:26,289 INFO L78 Accepts]: Start accepts. Automaton has 4648 states and 6718 transitions. Word has length 98 [2022-07-14 03:40:26,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:40:26,289 INFO L495 AbstractCegarLoop]: Abstraction has 4648 states and 6718 transitions. [2022-07-14 03:40:26,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-14 03:40:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 4648 states and 6718 transitions. [2022-07-14 03:40:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-07-14 03:40:26,290 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:40:26,291 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:40:26,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:40:26,291 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:40:26,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:40:26,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1828040333, now seen corresponding path program 1 times [2022-07-14 03:40:26,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:40:26,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407008223] [2022-07-14 03:40:26,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:40:26,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:40:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:40:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:40:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:40:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:40:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:40:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:40:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 03:40:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:40:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:40:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-14 03:40:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 03:40:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:40:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-14 03:40:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-14 03:40:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-14 03:40:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 03:40:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:40:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-14 03:40:27,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:40:27,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407008223] [2022-07-14 03:40:27,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407008223] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:40:27,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:40:27,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 03:40:27,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069346773] [2022-07-14 03:40:27,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:40:27,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 03:40:27,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:40:27,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 03:40:27,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:40:27,071 INFO L87 Difference]: Start difference. First operand 4648 states and 6718 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-14 03:40:30,919 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:40:45,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []