java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 04:47:22,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 04:47:22,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 04:47:22,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 04:47:22,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 04:47:22,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 04:47:22,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 04:47:22,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 04:47:22,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 04:47:22,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 04:47:22,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 04:47:22,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 04:47:22,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 04:47:22,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 04:47:22,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 04:47:22,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 04:47:22,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 04:47:22,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 04:47:22,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 04:47:22,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 04:47:22,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 04:47:22,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 04:47:22,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 04:47:22,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 04:47:22,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 04:47:22,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 04:47:22,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 04:47:22,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 04:47:22,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 04:47:22,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 04:47:22,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 04:47:22,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 04:47:22,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 04:47:22,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 04:47:22,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 04:47:22,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 04:47:22,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 04:47:22,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 04:47:22,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 04:47:22,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 04:47:22,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 04:47:22,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 04:47:22,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 04:47:22,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 04:47:22,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 04:47:22,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 04:47:22,631 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 04:47:22,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 04:47:22,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 04:47:22,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 04:47:22,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 04:47:22,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 04:47:22,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 04:47:22,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 04:47:22,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 04:47:22,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 04:47:22,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 04:47:22,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 04:47:22,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 04:47:22,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 04:47:22,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 04:47:22,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 04:47:22,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 04:47:22,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 04:47:22,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 04:47:22,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 04:47:22,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 04:47:22,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 04:47:22,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 04:47:22,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 04:47:22,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 04:47:22,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 04:47:22,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 04:47:22,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 04:47:22,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 04:47:22,976 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 04:47:22,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-10-07 04:47:23,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c89f8c4d/9adcdead8e1c4d268752d0b6057e5f1f/FLAG952b61ea6 [2019-10-07 04:47:24,128 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 04:47:24,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-10-07 04:47:24,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c89f8c4d/9adcdead8e1c4d268752d0b6057e5f1f/FLAG952b61ea6 [2019-10-07 04:47:24,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c89f8c4d/9adcdead8e1c4d268752d0b6057e5f1f [2019-10-07 04:47:24,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 04:47:24,520 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 04:47:24,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 04:47:24,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 04:47:24,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 04:47:24,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 04:47:24" (1/1) ... [2019-10-07 04:47:24,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663c421b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:24, skipping insertion in model container [2019-10-07 04:47:24,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 04:47:24" (1/1) ... [2019-10-07 04:47:24,539 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 04:47:24,712 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 04:47:28,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 04:47:28,602 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 04:47:29,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 04:47:30,239 INFO L192 MainTranslator]: Completed translation [2019-10-07 04:47:30,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30 WrapperNode [2019-10-07 04:47:30,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 04:47:30,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 04:47:30,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 04:47:30,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 04:47:30,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... [2019-10-07 04:47:30,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 04:47:30,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 04:47:30,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 04:47:30,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 04:47:30,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 04:47:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 04:47:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 04:47:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 04:47:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 04:47:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 04:47:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 04:47:30,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 04:47:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 04:47:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 04:47:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 04:47:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 04:47:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 04:47:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 04:47:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 04:47:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 04:47:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-07 04:47:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-07 04:47:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 04:47:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 04:47:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 04:47:30,853 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 04:47:30,853 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 04:47:30,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 04:47:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 04:47:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 04:47:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 04:47:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 04:47:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 04:47:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 04:47:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 04:47:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 04:47:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 04:47:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 04:47:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-07 04:47:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-07 04:47:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-07 04:47:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 04:47:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 04:47:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 04:47:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 04:47:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 04:47:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 04:47:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 04:47:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-07 04:47:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-07 04:47:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-07 04:47:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-07 04:47:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-07 04:47:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-07 04:47:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-07 04:47:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-07 04:47:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-07 04:47:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 04:47:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 04:47:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-07 04:47:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 04:47:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-10-07 04:47:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-10-07 04:47:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-10-07 04:47:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-10-07 04:47:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-10-07 04:47:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-10-07 04:47:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-10-07 04:47:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-10-07 04:47:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-10-07 04:47:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-10-07 04:47:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-10-07 04:47:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-10-07 04:47:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-10-07 04:47:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-10-07 04:47:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-10-07 04:47:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-10-07 04:47:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-10-07 04:47:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-10-07 04:47:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-10-07 04:47:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-10-07 04:47:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-10-07 04:47:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-10-07 04:47:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-10-07 04:47:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-10-07 04:47:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-10-07 04:47:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-10-07 04:47:30,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-10-07 04:47:30,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-10-07 04:47:30,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-10-07 04:47:30,873 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2019-10-07 04:47:30,873 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2019-10-07 04:47:30,873 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2019-10-07 04:47:30,874 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2019-10-07 04:47:30,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-10-07 04:47:30,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-10-07 04:47:30,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-10-07 04:47:30,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-10-07 04:47:30,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-10-07 04:47:30,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-10-07 04:47:30,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-10-07 04:47:30,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-10-07 04:47:30,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2019-10-07 04:47:30,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_dmfe_init_module_14_9 [2019-10-07 04:47:30,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-07 04:47:30,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 04:47:30,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 04:47:30,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-07 04:47:30,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-10-07 04:47:30,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-10-07 04:47:30,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-10-07 04:47:30,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-10-07 04:47:30,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-10-07 04:47:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-07 04:47:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 04:47:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 04:47:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 04:47:30,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 04:47:30,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 04:47:30,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 04:47:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 04:47:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-07 04:47:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-07 04:47:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-10-07 04:47:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 04:47:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 04:47:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 04:47:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 04:47:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 04:47:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 04:47:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 04:47:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 04:47:30,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-10-07 04:47:30,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-10-07 04:47:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-10-07 04:47:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 04:47:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 04:47:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 04:47:30,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 04:47:30,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-10-07 04:47:30,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-07 04:47:30,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 04:47:30,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-10-07 04:47:30,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-07 04:47:30,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-10-07 04:47:30,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-10-07 04:47:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-10-07 04:47:30,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 04:47:30,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-10-07 04:47:30,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-10-07 04:47:30,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-10-07 04:47:30,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_62 [2019-10-07 04:47:30,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_63 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_64 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_65 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_66 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_67 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_68 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_71 [2019-10-07 04:47:30,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_72 [2019-10-07 04:47:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_73 [2019-10-07 04:47:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_77 [2019-10-07 04:47:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_81 [2019-10-07 04:47:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_85 [2019-10-07 04:47:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_86 [2019-10-07 04:47:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 04:47:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 04:47:30,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 04:47:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 04:47:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 04:47:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 04:47:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 04:47:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 04:47:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 04:47:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 04:47:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 04:47:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 04:47:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 04:47:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 04:47:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 04:47:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 04:47:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 04:47:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 04:47:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 04:47:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 04:47:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 04:47:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 04:47:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 04:47:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 04:47:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 04:47:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 04:47:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 04:47:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 04:47:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 04:47:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 04:47:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 04:47:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 04:47:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 04:47:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 04:47:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 04:47:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 04:47:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 04:47:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 04:47:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 04:47:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 04:47:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 04:47:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 04:47:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 04:47:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 04:47:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 04:47:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 04:47:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 04:47:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 04:47:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 04:47:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 04:47:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 04:47:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2019-10-07 04:47:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2019-10-07 04:47:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2019-10-07 04:47:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-07 04:47:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-07 04:47:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-07 04:47:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-07 04:47:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-07 04:47:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 04:47:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 04:47:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 04:47:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 04:47:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 04:47:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 04:47:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 04:47:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 04:47:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-07 04:47:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-07 04:47:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-07 04:47:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-07 04:47:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-07 04:47:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-07 04:47:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-07 04:47:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 04:47:30,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2019-10-07 04:47:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_dmfe_board_info [2019-10-07 04:47:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_dmfe_board_info [2019-10-07 04:47:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_dmfe_board_info [2019-10-07 04:47:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_dmfe_board_info [2019-10-07 04:47:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_dmfe_board_info [2019-10-07 04:47:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_dmfe_board_info [2019-10-07 04:47:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_dmfe_board_info [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 04:47:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 04:47:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 04:47:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 04:47:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 04:47:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 04:47:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 04:47:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 04:47:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 04:47:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-07 04:47:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-07 04:47:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 04:47:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 04:47:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 04:47:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 04:47:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 04:47:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 04:47:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 04:47:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 04:47:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 04:47:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 04:47:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 04:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 04:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 04:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-07 04:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 04:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 04:47:30,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 04:47:30,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 04:47:30,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 04:47:30,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-07 04:47:30,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-07 04:47:30,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 04:47:30,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-07 04:47:30,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 04:47:30,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 04:47:30,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 04:47:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-07 04:47:30,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 04:47:30,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 04:47:30,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 04:47:30,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 04:47:30,946 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-07 04:47:30,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-07 04:47:30,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 04:47:30,947 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-07 04:47:30,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-07 04:47:30,947 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-07 04:47:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-07 04:47:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-07 04:47:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 04:47:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 04:47:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-07 04:47:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 04:47:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 04:47:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 04:47:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 04:47:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-07 04:47:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-07 04:47:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-07 04:47:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-07 04:47:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-07 04:47:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 04:47:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 04:47:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 04:47:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 04:47:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 04:47:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 04:47:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 04:47:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 04:47:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-07 04:47:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-07 04:47:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 04:47:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 04:47:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-07 04:47:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 04:47:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-07 04:47:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-07 04:47:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-07 04:47:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-07 04:47:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-07 04:47:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-07 04:47:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-07 04:47:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 04:47:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 04:47:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 04:47:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 04:47:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 04:47:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 04:47:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 04:47:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 04:47:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 04:47:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 04:47:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 04:47:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 04:47:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 04:47:30,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 04:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 04:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 04:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 04:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 04:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 04:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 04:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 04:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 04:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-07 04:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-07 04:47:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 04:47:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 04:47:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 04:47:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 04:47:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 04:47:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 04:47:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 04:47:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 04:47:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 04:47:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-07 04:47:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_68 [2019-10-07 04:47:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_73 [2019-10-07 04:47:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_77 [2019-10-07 04:47:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_81 [2019-10-07 04:47:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2019-10-07 04:47:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_dmfe_board_info [2019-10-07 04:47:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 04:47:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 04:47:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 04:47:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 04:47:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 04:47:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 04:47:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 04:47:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 04:47:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2019-10-07 04:47:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 04:47:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-07 04:47:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-07 04:47:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_71 [2019-10-07 04:47:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 04:47:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-07 04:47:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-07 04:47:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-07 04:47:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-07 04:47:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-07 04:47:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-07 04:47:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-07 04:47:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 04:47:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-10-07 04:47:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-10-07 04:47:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 04:47:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 04:47:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 04:47:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 04:47:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 04:47:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 04:47:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 04:47:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 04:47:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 04:47:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_64 [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_66 [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 04:47:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 04:47:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_63 [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_65 [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-07 04:47:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-07 04:47:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-07 04:47:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 04:47:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-07 04:47:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-07 04:47:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-07 04:47:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-07 04:47:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-07 04:47:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-07 04:47:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 04:47:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 04:47:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 04:47:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_85 [2019-10-07 04:47:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 04:47:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_86 [2019-10-07 04:47:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-07 04:47:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-07 04:47:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-07 04:47:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-07 04:47:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-07 04:47:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 04:47:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 04:47:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-07 04:47:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 04:47:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 04:47:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_67 [2019-10-07 04:47:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 04:47:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_72 [2019-10-07 04:47:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-07 04:47:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-07 04:47:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 04:47:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-07 04:47:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-07 04:47:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 04:47:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 04:47:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_62 [2019-10-07 04:47:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-07 04:47:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-10-07 04:47:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-10-07 04:47:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-10-07 04:47:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-10-07 04:47:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-10-07 04:47:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-10-07 04:47:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-10-07 04:47:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-10-07 04:47:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-10-07 04:47:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-10-07 04:47:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-10-07 04:47:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-10-07 04:47:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2019-10-07 04:47:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2019-10-07 04:47:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2019-10-07 04:47:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2019-10-07 04:47:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-10-07 04:47:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-10-07 04:47:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-10-07 04:47:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-10-07 04:47:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-10-07 04:47:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-10-07 04:47:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-10-07 04:47:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-10-07 04:47:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-10-07 04:47:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-10-07 04:47:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-10-07 04:47:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-10-07 04:47:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-10-07 04:47:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-10-07 04:47:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-10-07 04:47:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-10-07 04:47:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 04:47:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-10-07 04:47:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-10-07 04:47:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-10-07 04:47:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-10-07 04:47:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-10-07 04:47:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_dmfe_init_module_14_9 [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-07 04:47:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-10-07 04:47:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-10-07 04:47:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-10-07 04:47:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-07 04:47:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2019-10-07 04:47:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 04:47:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-10-07 04:47:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-10-07 04:47:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-10-07 04:47:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-10-07 04:47:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 04:47:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 04:47:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 04:47:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 04:47:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 04:47:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 04:47:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 04:47:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 04:47:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 04:47:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-10-07 04:47:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-10-07 04:47:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-10-07 04:47:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 04:47:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 04:47:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 04:47:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 04:47:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-10-07 04:47:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-07 04:47:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 04:47:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-10-07 04:47:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-07 04:47:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 04:47:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 04:47:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-07 04:47:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-07 04:47:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 04:47:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-07 04:47:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-10-07 04:47:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-10-07 04:47:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 04:47:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-10-07 04:47:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-07 04:47:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2019-10-07 04:47:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2019-10-07 04:47:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-10-07 04:47:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-10-07 04:47:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 04:47:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-10-07 04:47:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 04:47:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 04:47:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 04:47:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 04:47:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 04:47:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 04:47:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 04:47:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 04:47:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 04:47:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 04:47:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 04:47:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 04:47:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 04:47:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 04:47:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 04:47:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 04:47:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 04:47:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 04:47:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 04:47:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 04:47:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 04:47:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 04:47:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 04:47:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 04:47:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 04:47:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 04:47:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 04:47:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 04:47:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 04:47:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 04:47:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 04:47:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 04:47:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 04:47:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 04:47:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 04:47:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 04:47:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 04:47:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 04:47:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 04:47:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 04:47:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 04:47:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 04:47:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 04:47:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 04:47:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 04:47:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 04:47:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 04:47:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 04:47:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 04:47:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 04:47:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 04:47:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2019-10-07 04:47:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2019-10-07 04:47:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2019-10-07 04:47:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-07 04:47:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-07 04:47:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-07 04:47:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-07 04:47:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-07 04:47:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 04:47:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 04:47:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 04:47:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 04:47:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 04:47:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 04:47:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 04:47:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 04:47:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-07 04:47:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-07 04:47:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-07 04:47:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-07 04:47:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-07 04:47:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-07 04:47:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-07 04:47:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 04:47:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_dmfe_board_info [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_dmfe_board_info [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_dmfe_board_info [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_dmfe_board_info [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_dmfe_board_info [2019-10-07 04:47:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_dmfe_board_info [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 04:47:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 04:47:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 04:47:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 04:47:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 04:47:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 04:47:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-07 04:47:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-07 04:47:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-07 04:47:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-07 04:47:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-07 04:47:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 04:47:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 04:47:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 04:47:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 04:47:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 04:47:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 04:47:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 04:47:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 04:47:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 04:47:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 04:47:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 04:47:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 04:47:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 04:47:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 04:47:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-07 04:47:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 04:47:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 04:47:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 04:47:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 04:47:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 04:47:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 04:47:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 04:47:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 04:47:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 04:47:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 04:47:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 04:47:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 04:47:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 04:47:35,163 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 04:47:35,671 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 04:47:49,770 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 04:47:49,771 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 04:47:49,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 04:47:49 BoogieIcfgContainer [2019-10-07 04:47:49,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 04:47:49,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 04:47:49,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 04:47:49,783 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 04:47:49,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 04:47:24" (1/3) ... [2019-10-07 04:47:49,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47912260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 04:47:49, skipping insertion in model container [2019-10-07 04:47:49,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:47:30" (2/3) ... [2019-10-07 04:47:49,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47912260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 04:47:49, skipping insertion in model container [2019-10-07 04:47:49,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 04:47:49" (3/3) ... [2019-10-07 04:47:49,786 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-10-07 04:47:49,796 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 04:47:49,807 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 04:47:49,818 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 04:47:49,857 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 04:47:49,857 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 04:47:49,857 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 04:47:49,857 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 04:47:49,857 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 04:47:49,857 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 04:47:49,858 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 04:47:49,858 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 04:47:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states. [2019-10-07 04:47:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-07 04:47:49,932 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:47:49,933 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:47:49,936 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:47:49,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:47:49,942 INFO L82 PathProgramCache]: Analyzing trace with hash 2134766073, now seen corresponding path program 1 times [2019-10-07 04:47:49,951 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:47:49,951 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:49,951 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:49,951 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:49,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:47:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:47:50,888 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 04:47:50,889 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:50,889 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:47:50,889 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:47:50,893 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:47:50,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:47:50,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:47:50,911 INFO L87 Difference]: Start difference. First operand 2209 states. Second operand 3 states. [2019-10-07 04:47:51,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:47:51,433 INFO L93 Difference]: Finished difference Result 5404 states and 7083 transitions. [2019-10-07 04:47:51,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:47:51,435 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-10-07 04:47:51,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:47:51,479 INFO L225 Difference]: With dead ends: 5404 [2019-10-07 04:47:51,479 INFO L226 Difference]: Without dead ends: 3561 [2019-10-07 04:47:51,495 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:47:51,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3561 states. [2019-10-07 04:47:51,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3561 to 3538. [2019-10-07 04:47:51,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3538 states. [2019-10-07 04:47:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 3538 states and 4550 transitions. [2019-10-07 04:47:51,790 INFO L78 Accepts]: Start accepts. Automaton has 3538 states and 4550 transitions. Word has length 100 [2019-10-07 04:47:51,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:47:51,793 INFO L462 AbstractCegarLoop]: Abstraction has 3538 states and 4550 transitions. [2019-10-07 04:47:51,793 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:47:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4550 transitions. [2019-10-07 04:47:51,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-07 04:47:51,805 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:47:51,806 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:47:51,806 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:47:51,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:47:51,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1917441556, now seen corresponding path program 1 times [2019-10-07 04:47:51,807 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:47:51,807 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:51,807 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:51,807 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:51,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:47:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:47:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 04:47:52,188 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:52,188 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:47:52,188 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:47:52,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:47:52,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:47:52,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:47:52,192 INFO L87 Difference]: Start difference. First operand 3538 states and 4550 transitions. Second operand 3 states. [2019-10-07 04:47:53,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:47:53,545 INFO L93 Difference]: Finished difference Result 10404 states and 13456 transitions. [2019-10-07 04:47:53,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:47:53,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2019-10-07 04:47:53,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:47:53,636 INFO L225 Difference]: With dead ends: 10404 [2019-10-07 04:47:53,636 INFO L226 Difference]: Without dead ends: 6902 [2019-10-07 04:47:53,667 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:47:53,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6902 states. [2019-10-07 04:47:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6902 to 6860. [2019-10-07 04:47:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6860 states. [2019-10-07 04:47:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 8888 transitions. [2019-10-07 04:47:54,110 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 8888 transitions. Word has length 107 [2019-10-07 04:47:54,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:47:54,112 INFO L462 AbstractCegarLoop]: Abstraction has 6860 states and 8888 transitions. [2019-10-07 04:47:54,112 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:47:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 8888 transitions. [2019-10-07 04:47:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-07 04:47:54,118 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:47:54,118 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:47:54,120 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:47:54,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:47:54,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1197192427, now seen corresponding path program 1 times [2019-10-07 04:47:54,121 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:47:54,121 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:54,121 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:54,121 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:47:54,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:47:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:47:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 04:47:54,418 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:47:54,419 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:47:54,419 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 04:47:54,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 04:47:54,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 04:47:54,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 04:47:54,420 INFO L87 Difference]: Start difference. First operand 6860 states and 8888 transitions. Second operand 6 states. [2019-10-07 04:48:02,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:02,471 INFO L93 Difference]: Finished difference Result 22700 states and 29659 transitions. [2019-10-07 04:48:02,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 04:48:02,472 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 111 [2019-10-07 04:48:02,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:02,599 INFO L225 Difference]: With dead ends: 22700 [2019-10-07 04:48:02,600 INFO L226 Difference]: Without dead ends: 15876 [2019-10-07 04:48:02,644 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 04:48:02,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15876 states. [2019-10-07 04:48:03,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15876 to 15788. [2019-10-07 04:48:03,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15788 states. [2019-10-07 04:48:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15788 states to 15788 states and 20612 transitions. [2019-10-07 04:48:03,464 INFO L78 Accepts]: Start accepts. Automaton has 15788 states and 20612 transitions. Word has length 111 [2019-10-07 04:48:03,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:48:03,465 INFO L462 AbstractCegarLoop]: Abstraction has 15788 states and 20612 transitions. [2019-10-07 04:48:03,465 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 04:48:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 15788 states and 20612 transitions. [2019-10-07 04:48:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-10-07 04:48:03,467 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:48:03,467 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:48:03,467 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:48:03,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:48:03,468 INFO L82 PathProgramCache]: Analyzing trace with hash 690309911, now seen corresponding path program 1 times [2019-10-07 04:48:03,468 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:48:03,468 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:03,468 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:03,469 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:03,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:48:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:48:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 04:48:03,830 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:03,831 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:48:03,831 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:48:03,831 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:48:03,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:48:03,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:03,832 INFO L87 Difference]: Start difference. First operand 15788 states and 20612 transitions. Second operand 3 states. [2019-10-07 04:48:06,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:06,279 INFO L93 Difference]: Finished difference Result 43182 states and 56164 transitions. [2019-10-07 04:48:06,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:48:06,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2019-10-07 04:48:06,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:06,447 INFO L225 Difference]: With dead ends: 43182 [2019-10-07 04:48:06,447 INFO L226 Difference]: Without dead ends: 27430 [2019-10-07 04:48:06,527 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:06,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27430 states. [2019-10-07 04:48:07,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27430 to 27324. [2019-10-07 04:48:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27324 states. [2019-10-07 04:48:07,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27324 states to 27324 states and 35418 transitions. [2019-10-07 04:48:07,785 INFO L78 Accepts]: Start accepts. Automaton has 27324 states and 35418 transitions. Word has length 112 [2019-10-07 04:48:07,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:48:07,785 INFO L462 AbstractCegarLoop]: Abstraction has 27324 states and 35418 transitions. [2019-10-07 04:48:07,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:48:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27324 states and 35418 transitions. [2019-10-07 04:48:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-07 04:48:07,790 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:48:07,790 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:48:07,790 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:48:07,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:48:07,791 INFO L82 PathProgramCache]: Analyzing trace with hash -469307685, now seen corresponding path program 1 times [2019-10-07 04:48:07,791 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:48:07,791 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:07,791 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:07,792 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:07,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:48:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:48:08,009 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 04:48:08,010 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:08,010 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:48:08,010 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:48:08,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:48:08,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:48:08,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:08,011 INFO L87 Difference]: Start difference. First operand 27324 states and 35418 transitions. Second operand 3 states. [2019-10-07 04:48:11,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:11,939 INFO L93 Difference]: Finished difference Result 75504 states and 98106 transitions. [2019-10-07 04:48:11,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:48:11,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-10-07 04:48:11,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:12,168 INFO L225 Difference]: With dead ends: 75504 [2019-10-07 04:48:12,168 INFO L226 Difference]: Without dead ends: 48216 [2019-10-07 04:48:12,254 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:12,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48216 states. [2019-10-07 04:48:13,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48216 to 48142. [2019-10-07 04:48:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48142 states. [2019-10-07 04:48:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48142 states to 48142 states and 62482 transitions. [2019-10-07 04:48:14,023 INFO L78 Accepts]: Start accepts. Automaton has 48142 states and 62482 transitions. Word has length 113 [2019-10-07 04:48:14,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:48:14,024 INFO L462 AbstractCegarLoop]: Abstraction has 48142 states and 62482 transitions. [2019-10-07 04:48:14,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:48:14,024 INFO L276 IsEmpty]: Start isEmpty. Operand 48142 states and 62482 transitions. [2019-10-07 04:48:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-07 04:48:14,026 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:48:14,026 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:48:14,026 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:48:14,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:48:14,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1831723561, now seen corresponding path program 1 times [2019-10-07 04:48:14,027 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:48:14,027 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:14,027 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:14,028 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:14,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:48:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:48:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-10-07 04:48:14,232 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:14,232 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:48:14,232 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:48:14,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:48:14,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:48:14,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:14,234 INFO L87 Difference]: Start difference. First operand 48142 states and 62482 transitions. Second operand 3 states. [2019-10-07 04:48:15,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:15,594 INFO L93 Difference]: Finished difference Result 71897 states and 93194 transitions. [2019-10-07 04:48:15,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:48:15,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2019-10-07 04:48:15,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:16,001 INFO L225 Difference]: With dead ends: 71897 [2019-10-07 04:48:16,001 INFO L226 Difference]: Without dead ends: 71373 [2019-10-07 04:48:16,046 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:16,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71373 states. [2019-10-07 04:48:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71373 to 71350. [2019-10-07 04:48:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71350 states. [2019-10-07 04:48:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71350 states to 71350 states and 92491 transitions. [2019-10-07 04:48:19,828 INFO L78 Accepts]: Start accepts. Automaton has 71350 states and 92491 transitions. Word has length 125 [2019-10-07 04:48:19,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:48:19,829 INFO L462 AbstractCegarLoop]: Abstraction has 71350 states and 92491 transitions. [2019-10-07 04:48:19,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:48:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 71350 states and 92491 transitions. [2019-10-07 04:48:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-07 04:48:19,831 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:48:19,831 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:48:19,831 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:48:19,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:48:19,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1191989933, now seen corresponding path program 1 times [2019-10-07 04:48:19,831 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:48:19,831 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:19,832 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:19,832 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:19,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:48:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:48:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-10-07 04:48:20,020 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:20,020 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:48:20,020 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:48:20,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:48:20,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:48:20,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:20,021 INFO L87 Difference]: Start difference. First operand 71350 states and 92491 transitions. Second operand 3 states. [2019-10-07 04:48:21,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:21,889 INFO L93 Difference]: Finished difference Result 94745 states and 122827 transitions. [2019-10-07 04:48:21,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:48:21,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-10-07 04:48:21,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:22,386 INFO L225 Difference]: With dead ends: 94745 [2019-10-07 04:48:22,387 INFO L226 Difference]: Without dead ends: 94221 [2019-10-07 04:48:22,440 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:48:22,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94221 states. [2019-10-07 04:48:26,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94221 to 94198. [2019-10-07 04:48:26,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94198 states. [2019-10-07 04:48:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94198 states to 94198 states and 122124 transitions. [2019-10-07 04:48:27,108 INFO L78 Accepts]: Start accepts. Automaton has 94198 states and 122124 transitions. Word has length 126 [2019-10-07 04:48:27,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:48:27,109 INFO L462 AbstractCegarLoop]: Abstraction has 94198 states and 122124 transitions. [2019-10-07 04:48:27,109 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:48:27,109 INFO L276 IsEmpty]: Start isEmpty. Operand 94198 states and 122124 transitions. [2019-10-07 04:48:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-07 04:48:27,112 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:48:27,113 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:48:27,113 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:48:27,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:48:27,113 INFO L82 PathProgramCache]: Analyzing trace with hash -913066958, now seen corresponding path program 1 times [2019-10-07 04:48:27,113 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:48:27,114 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:27,114 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:27,114 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:48:27,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:48:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:48:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-10-07 04:48:27,374 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:48:27,376 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:48:27,376 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:48:27,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:48:27,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:48:27,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:48:27,379 INFO L87 Difference]: Start difference. First operand 94198 states and 122124 transitions. Second operand 5 states. [2019-10-07 04:48:52,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:48:52,542 INFO L93 Difference]: Finished difference Result 259217 states and 336200 transitions. [2019-10-07 04:48:52,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:48:52,543 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2019-10-07 04:48:52,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:48:53,209 INFO L225 Difference]: With dead ends: 259217 [2019-10-07 04:48:53,209 INFO L226 Difference]: Without dead ends: 165055 [2019-10-07 04:48:53,408 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 04:48:53,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165055 states. [2019-10-07 04:49:03,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165055 to 164814. [2019-10-07 04:49:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164814 states. [2019-10-07 04:49:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164814 states to 164814 states and 213487 transitions. [2019-10-07 04:49:03,697 INFO L78 Accepts]: Start accepts. Automaton has 164814 states and 213487 transitions. Word has length 140 [2019-10-07 04:49:03,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:49:03,698 INFO L462 AbstractCegarLoop]: Abstraction has 164814 states and 213487 transitions. [2019-10-07 04:49:03,698 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:49:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 164814 states and 213487 transitions. [2019-10-07 04:49:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-07 04:49:03,702 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:49:03,702 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:49:03,702 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:49:03,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:49:03,703 INFO L82 PathProgramCache]: Analyzing trace with hash -2128682895, now seen corresponding path program 1 times [2019-10-07 04:49:03,703 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:49:03,703 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:49:03,703 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:49:03,703 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:49:03,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:49:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:49:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-07 04:49:03,938 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:49:03,938 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:49:03,939 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:49:03,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:49:03,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:49:03,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:49:03,940 INFO L87 Difference]: Start difference. First operand 164814 states and 213487 transitions. Second operand 5 states. [2019-10-07 04:49:33,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:49:33,412 INFO L93 Difference]: Finished difference Result 375364 states and 486161 transitions. [2019-10-07 04:49:33,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:49:33,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2019-10-07 04:49:33,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:49:34,251 INFO L225 Difference]: With dead ends: 375364 [2019-10-07 04:49:34,251 INFO L226 Difference]: Without dead ends: 210586 [2019-10-07 04:49:34,532 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:49:34,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210586 states. [2019-10-07 04:49:46,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210586 to 210582. [2019-10-07 04:49:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210582 states. [2019-10-07 04:49:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210582 states to 210582 states and 272453 transitions. [2019-10-07 04:49:47,558 INFO L78 Accepts]: Start accepts. Automaton has 210582 states and 272453 transitions. Word has length 148 [2019-10-07 04:49:47,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:49:47,559 INFO L462 AbstractCegarLoop]: Abstraction has 210582 states and 272453 transitions. [2019-10-07 04:49:47,559 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:49:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 210582 states and 272453 transitions. [2019-10-07 04:49:47,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-07 04:49:47,564 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:49:47,564 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:49:47,565 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:49:47,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:49:47,565 INFO L82 PathProgramCache]: Analyzing trace with hash -651707122, now seen corresponding path program 1 times [2019-10-07 04:49:47,565 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:49:47,565 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:49:47,565 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:49:47,566 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:49:47,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:49:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:49:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2019-10-07 04:49:47,781 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:49:47,782 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:49:47,782 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:49:47,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:49:47,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:49:47,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:49:47,787 INFO L87 Difference]: Start difference. First operand 210582 states and 272453 transitions. Second operand 5 states. [2019-10-07 04:50:12,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:50:12,821 INFO L93 Difference]: Finished difference Result 421516 states and 545103 transitions. [2019-10-07 04:50:12,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:50:12,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2019-10-07 04:50:12,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:50:13,652 INFO L225 Difference]: With dead ends: 421516 [2019-10-07 04:50:13,652 INFO L226 Difference]: Without dead ends: 210970 [2019-10-07 04:50:14,012 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:50:14,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210970 states. [2019-10-07 04:50:28,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210970 to 210778. [2019-10-07 04:50:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210778 states. [2019-10-07 04:50:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210778 states to 210778 states and 272289 transitions. [2019-10-07 04:50:28,799 INFO L78 Accepts]: Start accepts. Automaton has 210778 states and 272289 transitions. Word has length 148 [2019-10-07 04:50:28,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:50:28,799 INFO L462 AbstractCegarLoop]: Abstraction has 210778 states and 272289 transitions. [2019-10-07 04:50:28,799 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:50:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 210778 states and 272289 transitions. [2019-10-07 04:50:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-07 04:50:28,804 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:50:28,805 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:50:28,805 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:50:28,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:50:28,805 INFO L82 PathProgramCache]: Analyzing trace with hash 218910684, now seen corresponding path program 1 times [2019-10-07 04:50:28,805 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:50:28,806 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:50:28,806 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:50:28,806 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:50:28,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:50:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:50:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-10-07 04:50:29,021 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:50:29,021 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:50:29,021 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:50:29,022 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:50:29,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:50:29,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:50:29,022 INFO L87 Difference]: Start difference. First operand 210778 states and 272289 transitions. Second operand 5 states. [2019-10-07 04:50:55,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:50:55,655 INFO L93 Difference]: Finished difference Result 421908 states and 544871 transitions. [2019-10-07 04:50:55,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:50:55,655 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2019-10-07 04:50:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:50:56,611 INFO L225 Difference]: With dead ends: 421908 [2019-10-07 04:50:56,611 INFO L226 Difference]: Without dead ends: 211166 [2019-10-07 04:50:56,977 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:50:57,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211166 states. [2019-10-07 04:51:13,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211166 to 210089. [2019-10-07 04:51:13,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210089 states. [2019-10-07 04:51:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210089 states to 210089 states and 271113 transitions. [2019-10-07 04:51:13,757 INFO L78 Accepts]: Start accepts. Automaton has 210089 states and 271113 transitions. Word has length 164 [2019-10-07 04:51:13,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:51:13,757 INFO L462 AbstractCegarLoop]: Abstraction has 210089 states and 271113 transitions. [2019-10-07 04:51:13,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:51:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 210089 states and 271113 transitions. [2019-10-07 04:51:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-10-07 04:51:13,760 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:51:13,760 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:51:13,761 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:51:13,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:51:13,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1435118623, now seen corresponding path program 1 times [2019-10-07 04:51:13,761 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:51:13,761 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:13,762 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:13,762 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:13,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:51:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:51:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-10-07 04:51:14,023 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:14,023 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:51:14,023 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:51:14,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:51:14,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:51:14,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:51:14,024 INFO L87 Difference]: Start difference. First operand 210089 states and 271113 transitions. Second operand 5 states. [2019-10-07 04:51:24,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:51:24,315 INFO L93 Difference]: Finished difference Result 210095 states and 271118 transitions. [2019-10-07 04:51:24,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:51:24,316 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 171 [2019-10-07 04:51:24,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:51:25,429 INFO L225 Difference]: With dead ends: 210095 [2019-10-07 04:51:25,429 INFO L226 Difference]: Without dead ends: 210093 [2019-10-07 04:51:25,487 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:51:25,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210093 states. [2019-10-07 04:51:33,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210093 to 210093. [2019-10-07 04:51:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210093 states. [2019-10-07 04:51:34,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210093 states to 210093 states and 271116 transitions. [2019-10-07 04:51:34,685 INFO L78 Accepts]: Start accepts. Automaton has 210093 states and 271116 transitions. Word has length 171 [2019-10-07 04:51:34,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:51:34,686 INFO L462 AbstractCegarLoop]: Abstraction has 210093 states and 271116 transitions. [2019-10-07 04:51:34,686 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:51:34,686 INFO L276 IsEmpty]: Start isEmpty. Operand 210093 states and 271116 transitions. [2019-10-07 04:51:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-10-07 04:51:34,689 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:51:34,689 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:51:34,689 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:51:34,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:51:34,690 INFO L82 PathProgramCache]: Analyzing trace with hash 579936996, now seen corresponding path program 1 times [2019-10-07 04:51:34,690 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:51:34,690 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:34,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:34,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:34,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:51:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:51:34,933 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-10-07 04:51:34,933 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:34,934 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:51:34,934 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:51:34,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:51:34,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:51:34,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:51:34,935 INFO L87 Difference]: Start difference. First operand 210093 states and 271116 transitions. Second operand 5 states. [2019-10-07 04:51:46,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:51:46,915 INFO L93 Difference]: Finished difference Result 210099 states and 271121 transitions. [2019-10-07 04:51:46,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:51:46,916 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 176 [2019-10-07 04:51:46,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:51:47,740 INFO L225 Difference]: With dead ends: 210099 [2019-10-07 04:51:47,740 INFO L226 Difference]: Without dead ends: 210097 [2019-10-07 04:51:47,806 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:51:48,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210097 states. [2019-10-07 04:51:56,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210097 to 210097. [2019-10-07 04:51:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210097 states. [2019-10-07 04:51:56,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210097 states to 210097 states and 271119 transitions. [2019-10-07 04:51:56,849 INFO L78 Accepts]: Start accepts. Automaton has 210097 states and 271119 transitions. Word has length 176 [2019-10-07 04:51:56,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:51:56,850 INFO L462 AbstractCegarLoop]: Abstraction has 210097 states and 271119 transitions. [2019-10-07 04:51:56,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:51:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 210097 states and 271119 transitions. [2019-10-07 04:51:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-07 04:51:56,851 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:51:56,852 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:51:56,852 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:51:56,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:51:56,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1581533441, now seen corresponding path program 1 times [2019-10-07 04:51:56,853 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:51:56,853 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:56,853 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:56,853 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:51:56,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:51:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:51:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2019-10-07 04:51:57,067 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:51:57,067 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:51:57,067 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:51:57,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:51:57,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:51:57,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:51:57,068 INFO L87 Difference]: Start difference. First operand 210097 states and 271119 transitions. Second operand 5 states. [2019-10-07 04:52:07,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:52:07,962 INFO L93 Difference]: Finished difference Result 210103 states and 271124 transitions. [2019-10-07 04:52:07,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:52:07,963 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 181 [2019-10-07 04:52:07,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:52:08,754 INFO L225 Difference]: With dead ends: 210103 [2019-10-07 04:52:08,754 INFO L226 Difference]: Without dead ends: 210101 [2019-10-07 04:52:08,824 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:52:09,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210101 states. [2019-10-07 04:52:17,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210101 to 210101. [2019-10-07 04:52:17,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210101 states. [2019-10-07 04:52:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210101 states to 210101 states and 271122 transitions. [2019-10-07 04:52:18,420 INFO L78 Accepts]: Start accepts. Automaton has 210101 states and 271122 transitions. Word has length 181 [2019-10-07 04:52:18,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:52:18,420 INFO L462 AbstractCegarLoop]: Abstraction has 210101 states and 271122 transitions. [2019-10-07 04:52:18,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:52:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 210101 states and 271122 transitions. [2019-10-07 04:52:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-07 04:52:18,422 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:52:18,422 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:52:18,423 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:52:18,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:52:18,423 INFO L82 PathProgramCache]: Analyzing trace with hash -935488636, now seen corresponding path program 1 times [2019-10-07 04:52:18,423 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:52:18,424 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:52:18,424 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:52:18,424 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:52:18,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:52:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:52:18,652 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-10-07 04:52:18,652 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:52:18,653 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:52:18,653 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:52:18,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:52:18,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:52:18,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:52:18,654 INFO L87 Difference]: Start difference. First operand 210101 states and 271122 transitions. Second operand 5 states. [2019-10-07 04:52:30,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:52:30,056 INFO L93 Difference]: Finished difference Result 210107 states and 271127 transitions. [2019-10-07 04:52:30,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:52:30,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 186 [2019-10-07 04:52:30,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:52:30,849 INFO L225 Difference]: With dead ends: 210107 [2019-10-07 04:52:30,849 INFO L226 Difference]: Without dead ends: 210105 [2019-10-07 04:52:30,949 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:52:31,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210105 states. [2019-10-07 04:52:39,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210105 to 210105. [2019-10-07 04:52:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210105 states. [2019-10-07 04:52:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210105 states to 210105 states and 271125 transitions. [2019-10-07 04:52:40,652 INFO L78 Accepts]: Start accepts. Automaton has 210105 states and 271125 transitions. Word has length 186 [2019-10-07 04:52:40,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:52:40,652 INFO L462 AbstractCegarLoop]: Abstraction has 210105 states and 271125 transitions. [2019-10-07 04:52:40,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:52:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 210105 states and 271125 transitions. [2019-10-07 04:52:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-07 04:52:40,655 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:52:40,656 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:52:40,656 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:52:40,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:52:40,656 INFO L82 PathProgramCache]: Analyzing trace with hash -677979681, now seen corresponding path program 1 times [2019-10-07 04:52:40,657 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:52:40,657 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:52:40,657 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:52:40,657 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:52:40,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:52:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:52:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-10-07 04:52:40,947 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:52:40,950 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:52:40,951 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:52:40,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:52:40,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:52:40,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:52:40,952 INFO L87 Difference]: Start difference. First operand 210105 states and 271125 transitions. Second operand 5 states. [2019-10-07 04:52:52,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:52:52,447 INFO L93 Difference]: Finished difference Result 210111 states and 271130 transitions. [2019-10-07 04:52:52,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:52:52,447 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 191 [2019-10-07 04:52:52,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:52:53,449 INFO L225 Difference]: With dead ends: 210111 [2019-10-07 04:52:53,449 INFO L226 Difference]: Without dead ends: 210109 [2019-10-07 04:52:53,509 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:52:53,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210109 states. [2019-10-07 04:53:02,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210109 to 210109. [2019-10-07 04:53:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210109 states. [2019-10-07 04:53:04,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210109 states to 210109 states and 271128 transitions. [2019-10-07 04:53:04,195 INFO L78 Accepts]: Start accepts. Automaton has 210109 states and 271128 transitions. Word has length 191 [2019-10-07 04:53:04,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:53:04,195 INFO L462 AbstractCegarLoop]: Abstraction has 210109 states and 271128 transitions. [2019-10-07 04:53:04,196 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:53:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 210109 states and 271128 transitions. [2019-10-07 04:53:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-07 04:53:04,199 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:53:04,199 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:53:04,199 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:53:04,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:53:04,200 INFO L82 PathProgramCache]: Analyzing trace with hash -2038469596, now seen corresponding path program 1 times [2019-10-07 04:53:04,200 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:53:04,200 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:04,200 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:04,201 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:04,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:53:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:53:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2019-10-07 04:53:04,412 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:04,412 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:53:04,413 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:53:04,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:53:04,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:53:04,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:53:04,414 INFO L87 Difference]: Start difference. First operand 210109 states and 271128 transitions. Second operand 5 states. [2019-10-07 04:53:16,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:53:16,064 INFO L93 Difference]: Finished difference Result 210115 states and 271133 transitions. [2019-10-07 04:53:16,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:53:16,064 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2019-10-07 04:53:16,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:53:16,866 INFO L225 Difference]: With dead ends: 210115 [2019-10-07 04:53:16,866 INFO L226 Difference]: Without dead ends: 210113 [2019-10-07 04:53:16,943 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:53:17,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210113 states. [2019-10-07 04:53:26,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210113 to 210113. [2019-10-07 04:53:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210113 states. [2019-10-07 04:53:27,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210113 states to 210113 states and 271131 transitions. [2019-10-07 04:53:27,648 INFO L78 Accepts]: Start accepts. Automaton has 210113 states and 271131 transitions. Word has length 196 [2019-10-07 04:53:27,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:53:27,649 INFO L462 AbstractCegarLoop]: Abstraction has 210113 states and 271131 transitions. [2019-10-07 04:53:27,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:53:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 210113 states and 271131 transitions. [2019-10-07 04:53:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-10-07 04:53:27,653 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:53:27,653 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:53:27,653 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:53:27,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:53:27,654 INFO L82 PathProgramCache]: Analyzing trace with hash -2114087745, now seen corresponding path program 1 times [2019-10-07 04:53:27,654 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:53:27,654 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:27,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:27,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:27,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:53:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:53:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2019-10-07 04:53:27,870 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:27,870 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:53:27,870 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:53:27,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:53:27,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:53:27,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:53:27,871 INFO L87 Difference]: Start difference. First operand 210113 states and 271131 transitions. Second operand 5 states. [2019-10-07 04:53:39,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:53:39,811 INFO L93 Difference]: Finished difference Result 210119 states and 271136 transitions. [2019-10-07 04:53:39,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:53:39,811 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 201 [2019-10-07 04:53:39,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:53:40,602 INFO L225 Difference]: With dead ends: 210119 [2019-10-07 04:53:40,602 INFO L226 Difference]: Without dead ends: 210117 [2019-10-07 04:53:40,677 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:53:40,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210117 states. [2019-10-07 04:53:50,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210117 to 210117. [2019-10-07 04:53:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210117 states. [2019-10-07 04:53:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210117 states to 210117 states and 271134 transitions. [2019-10-07 04:53:51,762 INFO L78 Accepts]: Start accepts. Automaton has 210117 states and 271134 transitions. Word has length 201 [2019-10-07 04:53:51,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:53:51,763 INFO L462 AbstractCegarLoop]: Abstraction has 210117 states and 271134 transitions. [2019-10-07 04:53:51,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:53:51,763 INFO L276 IsEmpty]: Start isEmpty. Operand 210117 states and 271134 transitions. [2019-10-07 04:53:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-07 04:53:51,766 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:53:51,766 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:53:51,767 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:53:51,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:53:51,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1337240772, now seen corresponding path program 1 times [2019-10-07 04:53:51,767 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:53:51,767 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:51,768 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:51,768 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:53:51,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:53:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:53:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2019-10-07 04:53:51,977 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:53:51,978 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:53:51,978 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:53:51,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:53:51,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:53:51,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:53:51,979 INFO L87 Difference]: Start difference. First operand 210117 states and 271134 transitions. Second operand 5 states. [2019-10-07 04:54:04,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:54:04,663 INFO L93 Difference]: Finished difference Result 230555 states and 295476 transitions. [2019-10-07 04:54:04,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:54:04,664 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 206 [2019-10-07 04:54:04,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:54:05,853 INFO L225 Difference]: With dead ends: 230555 [2019-10-07 04:54:05,853 INFO L226 Difference]: Without dead ends: 230553 [2019-10-07 04:54:05,924 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:54:06,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230553 states. [2019-10-07 04:54:16,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230553 to 230553. [2019-10-07 04:54:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230553 states. [2019-10-07 04:54:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230553 states to 230553 states and 295474 transitions. [2019-10-07 04:54:17,584 INFO L78 Accepts]: Start accepts. Automaton has 230553 states and 295474 transitions. Word has length 206 [2019-10-07 04:54:17,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:54:17,584 INFO L462 AbstractCegarLoop]: Abstraction has 230553 states and 295474 transitions. [2019-10-07 04:54:17,584 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:54:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 230553 states and 295474 transitions. [2019-10-07 04:54:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-10-07 04:54:17,587 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:54:17,588 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:54:17,588 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:54:17,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:54:17,588 INFO L82 PathProgramCache]: Analyzing trace with hash 2035410847, now seen corresponding path program 1 times [2019-10-07 04:54:17,588 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:54:17,589 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:17,589 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:17,589 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:17,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:54:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:54:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2019-10-07 04:54:17,803 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:17,803 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:54:17,803 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:54:17,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:54:17,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:54:17,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:54:17,804 INFO L87 Difference]: Start difference. First operand 230553 states and 295474 transitions. Second operand 5 states. [2019-10-07 04:54:31,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:54:31,295 INFO L93 Difference]: Finished difference Result 230559 states and 295479 transitions. [2019-10-07 04:54:31,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:54:31,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2019-10-07 04:54:31,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:54:32,114 INFO L225 Difference]: With dead ends: 230559 [2019-10-07 04:54:32,114 INFO L226 Difference]: Without dead ends: 230557 [2019-10-07 04:54:32,192 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:54:32,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230557 states. [2019-10-07 04:54:44,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230557 to 230557. [2019-10-07 04:54:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230557 states. [2019-10-07 04:54:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230557 states to 230557 states and 295477 transitions. [2019-10-07 04:54:44,800 INFO L78 Accepts]: Start accepts. Automaton has 230557 states and 295477 transitions. Word has length 211 [2019-10-07 04:54:44,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:54:44,800 INFO L462 AbstractCegarLoop]: Abstraction has 230557 states and 295477 transitions. [2019-10-07 04:54:44,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:54:44,801 INFO L276 IsEmpty]: Start isEmpty. Operand 230557 states and 295477 transitions. [2019-10-07 04:54:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-07 04:54:44,804 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:54:44,804 INFO L385 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:54:44,805 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:54:44,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:54:44,805 INFO L82 PathProgramCache]: Analyzing trace with hash 951801188, now seen corresponding path program 1 times [2019-10-07 04:54:44,805 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:54:44,805 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:44,805 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:44,805 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:44,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:54:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:54:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-10-07 04:54:45,015 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:45,015 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:54:45,015 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:54:45,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:54:45,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:54:45,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:54:45,016 INFO L87 Difference]: Start difference. First operand 230557 states and 295477 transitions. Second operand 5 states. [2019-10-07 04:54:58,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:54:58,600 INFO L93 Difference]: Finished difference Result 230563 states and 295482 transitions. [2019-10-07 04:54:58,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:54:58,600 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-07 04:54:58,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:54:59,426 INFO L225 Difference]: With dead ends: 230563 [2019-10-07 04:54:59,426 INFO L226 Difference]: Without dead ends: 230561 [2019-10-07 04:54:59,503 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:54:59,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230561 states. [2019-10-07 04:55:11,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230561 to 230561. [2019-10-07 04:55:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230561 states. [2019-10-07 04:55:11,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230561 states to 230561 states and 295480 transitions. [2019-10-07 04:55:11,938 INFO L78 Accepts]: Start accepts. Automaton has 230561 states and 295480 transitions. Word has length 216 [2019-10-07 04:55:11,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:11,939 INFO L462 AbstractCegarLoop]: Abstraction has 230561 states and 295480 transitions. [2019-10-07 04:55:11,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:55:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 230561 states and 295480 transitions. [2019-10-07 04:55:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-07 04:55:11,943 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:11,944 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:55:11,944 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:11,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:11,944 INFO L82 PathProgramCache]: Analyzing trace with hash -669386918, now seen corresponding path program 1 times [2019-10-07 04:55:11,944 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:11,944 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:11,944 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:11,945 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:11,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:12,152 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2019-10-07 04:55:12,152 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:12,152 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:12,153 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:55:12,153 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:55:12,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:55:12,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:55:12,154 INFO L87 Difference]: Start difference. First operand 230561 states and 295480 transitions. Second operand 5 states. [2019-10-07 04:55:50,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:50,106 INFO L93 Difference]: Finished difference Result 512518 states and 657472 transitions. [2019-10-07 04:55:50,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:55:50,107 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2019-10-07 04:55:50,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:51,215 INFO L225 Difference]: With dead ends: 512518 [2019-10-07 04:55:51,215 INFO L226 Difference]: Without dead ends: 281995 [2019-10-07 04:55:51,630 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 04:55:51,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281995 states. [2019-10-07 04:56:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281995 to 281731. [2019-10-07 04:56:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281731 states. [2019-10-07 04:56:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281731 states to 281731 states and 360276 transitions. [2019-10-07 04:56:16,510 INFO L78 Accepts]: Start accepts. Automaton has 281731 states and 360276 transitions. Word has length 220 [2019-10-07 04:56:16,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:56:16,510 INFO L462 AbstractCegarLoop]: Abstraction has 281731 states and 360276 transitions. [2019-10-07 04:56:16,510 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:56:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 281731 states and 360276 transitions. [2019-10-07 04:56:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-10-07 04:56:16,513 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:56:16,513 INFO L385 BasicCegarLoop]: trace histogram [11, 10, 10, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:56:16,513 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:56:16,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:56:16,514 INFO L82 PathProgramCache]: Analyzing trace with hash 58053247, now seen corresponding path program 1 times [2019-10-07 04:56:16,514 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:56:16,514 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:16,514 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:16,514 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:16,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:56:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:56:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2019-10-07 04:56:16,720 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:16,720 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:56:16,720 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:56:16,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:56:16,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:56:16,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:56:16,721 INFO L87 Difference]: Start difference. First operand 281731 states and 360276 transitions. Second operand 5 states. [2019-10-07 04:56:29,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:56:29,508 INFO L93 Difference]: Finished difference Result 281737 states and 360281 transitions. [2019-10-07 04:56:29,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:56:29,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 221 [2019-10-07 04:56:29,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:56:30,531 INFO L225 Difference]: With dead ends: 281737 [2019-10-07 04:56:30,531 INFO L226 Difference]: Without dead ends: 281735 [2019-10-07 04:56:30,614 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:56:30,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281735 states. [2019-10-07 04:56:54,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281735 to 281735. [2019-10-07 04:56:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281735 states. [2019-10-07 04:56:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281735 states to 281735 states and 360279 transitions. [2019-10-07 04:56:55,709 INFO L78 Accepts]: Start accepts. Automaton has 281735 states and 360279 transitions. Word has length 221 [2019-10-07 04:56:55,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:56:55,710 INFO L462 AbstractCegarLoop]: Abstraction has 281735 states and 360279 transitions. [2019-10-07 04:56:55,710 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:56:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 281735 states and 360279 transitions. [2019-10-07 04:56:55,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-07 04:56:55,712 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:56:55,713 INFO L385 BasicCegarLoop]: trace histogram [12, 11, 11, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:56:55,713 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:56:55,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:56:55,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1492215300, now seen corresponding path program 1 times [2019-10-07 04:56:55,714 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:56:55,714 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:55,714 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:55,714 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:55,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:56:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:56:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2019-10-07 04:56:55,903 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:55,903 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:56:55,903 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:56:55,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:56:55,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:56:55,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:56:55,905 INFO L87 Difference]: Start difference. First operand 281735 states and 360279 transitions. Second operand 5 states. [2019-10-07 04:57:09,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:57:09,203 INFO L93 Difference]: Finished difference Result 281741 states and 360284 transitions. [2019-10-07 04:57:09,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:57:09,203 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2019-10-07 04:57:09,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:57:10,405 INFO L225 Difference]: With dead ends: 281741 [2019-10-07 04:57:10,405 INFO L226 Difference]: Without dead ends: 281737 [2019-10-07 04:57:10,493 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:57:10,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281737 states. [2019-10-07 04:57:35,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281737 to 281737. [2019-10-07 04:57:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281737 states. [2019-10-07 04:57:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281737 states to 281737 states and 360280 transitions. [2019-10-07 04:57:36,144 INFO L78 Accepts]: Start accepts. Automaton has 281737 states and 360280 transitions. Word has length 226 [2019-10-07 04:57:36,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:57:36,145 INFO L462 AbstractCegarLoop]: Abstraction has 281737 states and 360280 transitions. [2019-10-07 04:57:36,145 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:57:36,145 INFO L276 IsEmpty]: Start isEmpty. Operand 281737 states and 360280 transitions. [2019-10-07 04:57:36,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-10-07 04:57:36,148 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:57:36,148 INFO L385 BasicCegarLoop]: trace histogram [13, 12, 12, 9, 9, 9, 9, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:57:36,149 INFO L410 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:57:36,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:57:36,149 INFO L82 PathProgramCache]: Analyzing trace with hash 90154740, now seen corresponding path program 1 times [2019-10-07 04:57:36,149 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:57:36,149 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:57:36,149 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:57:36,149 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:57:36,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:57:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:57:37,037 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2019-10-07 04:57:37,038 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:57:37,038 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:57:37,038 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:57:37,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:57:37,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:57:37,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:57:37,039 INFO L87 Difference]: Start difference. First operand 281737 states and 360280 transitions. Second operand 5 states. [2019-10-07 04:57:50,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:57:50,317 INFO L93 Difference]: Finished difference Result 281737 states and 360280 transitions. [2019-10-07 04:57:50,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:57:50,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 279 [2019-10-07 04:57:50,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:57:51,395 INFO L225 Difference]: With dead ends: 281737 [2019-10-07 04:57:51,395 INFO L226 Difference]: Without dead ends: 281098 [2019-10-07 04:57:51,494 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:57:51,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281098 states.