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 -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 23:05:09,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 23:05:09,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 23:05:09,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 23:05:09,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 23:05:09,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 23:05:09,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 23:05:09,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 23:05:09,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 23:05:09,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 23:05:09,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 23:05:09,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 23:05:09,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 23:05:09,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 23:05:09,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 23:05:09,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 23:05:09,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 23:05:09,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 23:05:09,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 23:05:09,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 23:05:09,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 23:05:09,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 23:05:09,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 23:05:09,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 23:05:09,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 23:05:09,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 23:05:09,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 23:05:09,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 23:05:09,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 23:05:09,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 23:05:09,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 23:05:09,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 23:05:09,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 23:05:09,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 23:05:09,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 23:05:09,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 23:05:09,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 23:05:09,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 23:05:09,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 23:05:09,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 23:05:09,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 23:05:09,722 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 [2019-09-08 23:05:09,755 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 23:05:09,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 23:05:09,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 23:05:09,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 23:05:09,757 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 23:05:09,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 23:05:09,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 23:05:09,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 23:05:09,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 23:05:09,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 23:05:09,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 23:05:09,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 23:05:09,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 23:05:09,759 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 23:05:09,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 23:05:09,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 23:05:09,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 23:05:09,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 23:05:09,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 23:05:09,760 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 23:05:09,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 23:05:09,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:05:09,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 23:05:09,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 23:05:09,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 23:05:09,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 23:05:09,762 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 23:05:09,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 23:05:09,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 23:05:09,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 23:05:09,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 23:05:09,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 23:05:09,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 23:05:09,824 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 23:05:09,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-09-08 23:05:09,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2201ae1/36384ce787f343aaa8e8c87715b90c6c/FLAGa9e653d4b [2019-09-08 23:05:10,869 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 23:05:10,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-09-08 23:05:10,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2201ae1/36384ce787f343aaa8e8c87715b90c6c/FLAGa9e653d4b [2019-09-08 23:05:11,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd2201ae1/36384ce787f343aaa8e8c87715b90c6c [2019-09-08 23:05:11,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 23:05:11,246 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 23:05:11,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 23:05:11,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 23:05:11,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 23:05:11,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:05:11" (1/1) ... [2019-09-08 23:05:11,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217377e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:11, skipping insertion in model container [2019-09-08 23:05:11,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:05:11" (1/1) ... [2019-09-08 23:05:11,261 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 23:05:11,443 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 23:05:15,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:05:15,336 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 23:05:15,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:05:16,672 INFO L192 MainTranslator]: Completed translation [2019-09-08 23:05:16,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16 WrapperNode [2019-09-08 23:05:16,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 23:05:16,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 23:05:16,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 23:05:16,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 23:05:16,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:16,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:16,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:16,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:16,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:16,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:17,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (1/1) ... [2019-09-08 23:05:17,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 23:05:17,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 23:05:17,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 23:05:17,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 23:05:17,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (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 [2019-09-08 23:05:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 23:05:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 23:05:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 23:05:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 23:05:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 23:05:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:05:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:05:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-08 23:05:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:05:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:05:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:05:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:05:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 23:05:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 23:05:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 23:05:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 23:05:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 23:05:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 23:05:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-08 23:05:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-08 23:05:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-08 23:05:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-09-08 23:05:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-09-08 23:05:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 23:05:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:05:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 23:05:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 23:05:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-08 23:05:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-08 23:05:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 23:05:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-08 23:05:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-08 23:05:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 23:05:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 23:05:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-09-08 23:05:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-08 23:05:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-09-08 23:05:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 23:05:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 23:05:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 23:05:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 23:05:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-09-08 23:05:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-09-08 23:05:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 23:05:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 23:05:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_mtt [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_width_bits [2019-09-08 23:05:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_is_active [2019-09-08 23:05:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_activate [2019-09-08 23:05:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_status [2019-09-08 23:05:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_addr_status [2019-09-08 23:05:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_count [2019-09-08 23:05:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_status [2019-09-08 23:05:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_addr [2019-09-08 23:05:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_count [2019-09-08 23:05:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_last [2019-09-08 23:05:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_put [2019-09-08 23:05:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_first [2019-09-08 23:05:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_get [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_reg_debug [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ring_debug [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_pdev [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ndev [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ring [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_show [2019-09-08 23:05:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_open [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_alloc_ring [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_free_ring [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_create_hwif [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_destroy_hwif [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_rx [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_fill_rx [2019-09-08 23:05:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_rx_interrupt [2019-09-08 23:05:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_rx [2019-09-08 23:05:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_tx [2019-09-08 23:05:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_set_baud [2019-09-08 23:05:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_hard_start_xmit [2019-09-08 23:05:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_interrupt [2019-09-08 23:05:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_tx [2019-09-08 23:05:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_clock [2019-09-08 23:05:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_clock [2019-09-08 23:05:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_clear_regs [2019-09-08 23:05:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_init_chip [2019-09-08 23:05:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_hw [2019-09-08 23:05:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_hw [2019-09-08 23:05:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_timeout [2019-09-08 23:05:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ioctl [2019-09-08 23:05:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_interrupt [2019-09-08 23:05:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_open [2019-09-08 23:05:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_close [2019-09-08 23:05:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_init [2019-09-08 23:05:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_probe [2019-09-08 23:05:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_remove [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_suspend [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_resume [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_init [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_exit [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vlsi_mod_exit_11_2 [2019-09-08 23:05:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_vlsi_mod_init_11_9 [2019-09-08 23:05:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 23:05:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 23:05:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-09-08 23:05:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-09-08 23:05:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_6_11_4 [2019-09-08 23:05:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_4_1 [2019-09-08 23:05:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-09-08 23:05:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-09-08 23:05:17,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_6_4 [2019-09-08 23:05:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_6_11_5 [2019-09-08 23:05:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-09-08 23:05:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-08 23:05:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-09-08 23:05:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-09-08 23:05:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-09-08 23:05:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 23:05:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 23:05:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 23:05:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-09-08 23:05:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-09-08 23:05:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-09-08 23:05:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_3_17 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_3_2 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_3_5 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_3_6 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_3_3 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_3_8 [2019-09-08 23:05:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_3_7 [2019-09-08 23:05:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_3 [2019-09-08 23:05:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 23:05:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 23:05:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_6_6 [2019-09-08 23:05:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 23:05:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 23:05:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 23:05:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-09-08 23:05:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-09-08 23:05:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 23:05:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:05:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-09-08 23:05:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_11 [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_20 [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_8_2 [2019-09-08 23:05:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:05:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-09-08 23:05:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:05:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2019-09-08 23:05:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_66 [2019-09-08 23:05:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_69 [2019-09-08 23:05:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_72 [2019-09-08 23:05:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_74 [2019-09-08 23:05:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_76 [2019-09-08 23:05:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_78 [2019-09-08 23:05:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_79 [2019-09-08 23:05:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_80 [2019-09-08 23:05:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_81 [2019-09-08 23:05:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_82 [2019-09-08 23:05:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_83 [2019-09-08 23:05:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_84 [2019-09-08 23:05:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_85 [2019-09-08 23:05:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_86 [2019-09-08 23:05:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 23:05:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 23:05:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 23:05:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 23:05:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 23:05:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 23:05:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 23:05:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 23:05:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 23:05:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 23:05:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 23:05:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 23:05:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 23:05:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 23:05:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 23:05:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 23:05:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 23:05:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 23:05:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 23:05:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 23:05:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 23:05:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 23:05:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-09-08 23:05:17,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:05:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:05:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:05:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:05:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:05:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:05:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:05:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:05:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:05:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:05:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:05:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:05:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:05:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 23:05:17,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 23:05:17,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 23:05:17,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:05:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:05:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:05:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:05:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:05:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 23:05:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:05:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 23:05:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-08 23:05:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 23:05:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-09-08 23:05:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 23:05:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 23:05:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 23:05:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-09-08 23:05:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 23:05:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-08 23:05:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-09-08 23:05:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-09-08 23:05:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 23:05:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_size [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2019-09-08 23:05:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 23:05:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 23:05:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 23:05:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 23:05:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 23:05:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 23:05:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 23:05:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 23:05:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 23:05:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-08 23:05:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_66 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_69 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_72 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_74 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_76 [2019-09-08 23:05:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 23:05:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 23:05:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 23:05:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-08 23:05:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 23:05:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 23:05:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 23:05:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:05:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 23:05:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:05:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 23:05:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-08 23:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_size [2019-09-08 23:05:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_82 [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_84 [2019-09-08 23:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 23:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 23:05:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_81 [2019-09-08 23:05:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_83 [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 23:05:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 23:05:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_85 [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_86 [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 23:05:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 23:05:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_78 [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_79 [2019-09-08 23:05:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_80 [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-09-08 23:05:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_mtt [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure calc_width_bits [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure rd_is_active [2019-09-08 23:05:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure rd_activate [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_status [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_addr_status [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_count [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_status [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_addr [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_count [2019-09-08 23:05:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure ring_last [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure ring_put [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure ring_first [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure ring_get [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_reg_debug [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ring_debug [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_pdev [2019-09-08 23:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ndev [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ring [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_show [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_open [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_alloc_ring [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 23:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_free_ring [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_create_hwif [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_destroy_hwif [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_rx [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_fill_rx [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_rx_interrupt [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_rx [2019-09-08 23:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_tx [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_set_baud [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_hard_start_xmit [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_interrupt [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_tx [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_clock [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_clock [2019-09-08 23:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_clear_regs [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_init_chip [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_hw [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_hw [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_timeout [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ioctl [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_interrupt [2019-09-08 23:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_open [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_close [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_init [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_probe [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_remove [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_suspend [2019-09-08 23:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_resume [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_init [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_exit [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vlsi_mod_exit_11_2 [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_vlsi_mod_init_11_9 [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-09-08 23:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_6_11_4 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_4_1 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_6_4 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_6_11_5 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-09-08 23:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-08 23:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-09-08 23:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-09-08 23:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 23:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 23:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_3_17 [2019-09-08 23:05:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_3_2 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_3_5 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_3_6 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_3_3 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_3_8 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_3_7 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_3 [2019-09-08 23:05:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_6_6 [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-09-08 23:05:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_11 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_20 [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 23:05:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_8_2 [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 23:05:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 23:05:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 23:05:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 23:05:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:05:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-09-08 23:05:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:05:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:05:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:05:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:05:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:05:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_vlsi_irda_dev [2019-09-08 23:05:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:05:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:05:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 23:05:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:05:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 23:05:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 23:05:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 23:05:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 23:05:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 23:05:21,965 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 23:05:22,481 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 23:05:38,808 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 23:05:38,808 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-08 23:05:38,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:05:38 BoogieIcfgContainer [2019-09-08 23:05:38,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 23:05:38,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 23:05:38,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 23:05:38,815 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 23:05:38,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 11:05:11" (1/3) ... [2019-09-08 23:05:38,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3c365c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:05:38, skipping insertion in model container [2019-09-08 23:05:38,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:05:16" (2/3) ... [2019-09-08 23:05:38,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3c365c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:05:38, skipping insertion in model container [2019-09-08 23:05:38,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:05:38" (3/3) ... [2019-09-08 23:05:38,821 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-09-08 23:05:38,830 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 23:05:38,845 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 23:05:38,862 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 23:05:38,926 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 23:05:38,927 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 23:05:38,927 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 23:05:38,927 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 23:05:38,927 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 23:05:38,928 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 23:05:38,928 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 23:05:38,928 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 23:05:38,928 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 23:05:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states. [2019-09-08 23:05:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-09-08 23:05:39,066 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:39,067 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:39,070 INFO L418 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]=== [2019-09-08 23:05:39,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:39,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1521032459, now seen corresponding path program 1 times [2019-09-08 23:05:39,078 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:39,079 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:39,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:39,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:39,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:40,415 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-09-08 23:05:40,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:40,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:05:40,422 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:05:40,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:05:40,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:05:40,440 INFO L87 Difference]: Start difference. First operand 3204 states. Second operand 3 states. [2019-09-08 23:05:44,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:44,563 INFO L93 Difference]: Finished difference Result 7260 states and 9677 transitions. [2019-09-08 23:05:44,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:05:44,565 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2019-09-08 23:05:44,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:44,650 INFO L225 Difference]: With dead ends: 7260 [2019-09-08 23:05:44,650 INFO L226 Difference]: Without dead ends: 4781 [2019-09-08 23:05:44,676 INFO L628 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 [2019-09-08 23:05:44,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4781 states. [2019-09-08 23:05:45,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4781 to 4777. [2019-09-08 23:05:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4777 states. [2019-09-08 23:05:45,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 4777 states and 6194 transitions. [2019-09-08 23:05:45,100 INFO L78 Accepts]: Start accepts. Automaton has 4777 states and 6194 transitions. Word has length 149 [2019-09-08 23:05:45,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:45,104 INFO L475 AbstractCegarLoop]: Abstraction has 4777 states and 6194 transitions. [2019-09-08 23:05:45,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:05:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 4777 states and 6194 transitions. [2019-09-08 23:05:45,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-09-08 23:05:45,120 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:45,120 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:45,121 INFO L418 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]=== [2019-09-08 23:05:45,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:45,121 INFO L82 PathProgramCache]: Analyzing trace with hash -652364655, now seen corresponding path program 1 times [2019-09-08 23:05:45,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:45,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:45,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:45,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:45,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-09-08 23:05:45,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:45,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:05:45,962 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:05:45,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:05:45,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:05:45,963 INFO L87 Difference]: Start difference. First operand 4777 states and 6194 transitions. Second operand 3 states. [2019-09-08 23:05:50,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:50,792 INFO L93 Difference]: Finished difference Result 13823 states and 17962 transitions. [2019-09-08 23:05:50,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:05:50,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2019-09-08 23:05:50,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:50,891 INFO L225 Difference]: With dead ends: 13823 [2019-09-08 23:05:50,891 INFO L226 Difference]: Without dead ends: 9091 [2019-09-08 23:05:50,928 INFO L628 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 [2019-09-08 23:05:50,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9091 states. [2019-09-08 23:05:51,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9091 to 9049. [2019-09-08 23:05:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9049 states. [2019-09-08 23:05:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9049 states to 9049 states and 11756 transitions. [2019-09-08 23:05:51,576 INFO L78 Accepts]: Start accepts. Automaton has 9049 states and 11756 transitions. Word has length 157 [2019-09-08 23:05:51,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:51,578 INFO L475 AbstractCegarLoop]: Abstraction has 9049 states and 11756 transitions. [2019-09-08 23:05:51,578 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:05:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 9049 states and 11756 transitions. [2019-09-08 23:05:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-09-08 23:05:51,585 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:51,585 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:51,586 INFO L418 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]=== [2019-09-08 23:05:51,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:51,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1559218993, now seen corresponding path program 1 times [2019-09-08 23:05:51,586 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:51,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:51,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:51,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:51,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-09-08 23:05:52,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:52,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 23:05:52,204 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 23:05:52,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 23:05:52,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-08 23:05:52,206 INFO L87 Difference]: Start difference. First operand 9049 states and 11756 transitions. Second operand 6 states. [2019-09-08 23:06:04,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:04,395 INFO L93 Difference]: Finished difference Result 34221 states and 44433 transitions. [2019-09-08 23:06:04,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 23:06:04,396 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2019-09-08 23:06:04,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:04,638 INFO L225 Difference]: With dead ends: 34221 [2019-09-08 23:06:04,638 INFO L226 Difference]: Without dead ends: 25217 [2019-09-08 23:06:04,701 INFO L628 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 [2019-09-08 23:06:04,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25217 states. [2019-09-08 23:06:05,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25217 to 25109. [2019-09-08 23:06:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25109 states. [2019-09-08 23:06:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25109 states to 25109 states and 32548 transitions. [2019-09-08 23:06:05,954 INFO L78 Accepts]: Start accepts. Automaton has 25109 states and 32548 transitions. Word has length 163 [2019-09-08 23:06:05,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:05,955 INFO L475 AbstractCegarLoop]: Abstraction has 25109 states and 32548 transitions. [2019-09-08 23:06:05,955 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 23:06:05,955 INFO L276 IsEmpty]: Start isEmpty. Operand 25109 states and 32548 transitions. [2019-09-08 23:06:05,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-09-08 23:06:05,967 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:05,968 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 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] [2019-09-08 23:06:05,968 INFO L418 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]=== [2019-09-08 23:06:05,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:05,969 INFO L82 PathProgramCache]: Analyzing trace with hash -779517577, now seen corresponding path program 1 times [2019-09-08 23:06:05,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:05,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:05,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:05,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:05,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-09-08 23:06:06,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:06,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:06:06,521 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:06:06,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:06:06,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:06:06,522 INFO L87 Difference]: Start difference. First operand 25109 states and 32548 transitions. Second operand 3 states. [2019-09-08 23:06:10,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:10,195 INFO L93 Difference]: Finished difference Result 66212 states and 85716 transitions. [2019-09-08 23:06:10,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:06:10,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2019-09-08 23:06:10,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:10,444 INFO L225 Difference]: With dead ends: 66212 [2019-09-08 23:06:10,445 INFO L226 Difference]: Without dead ends: 41148 [2019-09-08 23:06:10,555 INFO L628 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 [2019-09-08 23:06:10,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41148 states. [2019-09-08 23:06:12,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41148 to 41076. [2019-09-08 23:06:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41076 states. [2019-09-08 23:06:14,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41076 states to 41076 states and 53086 transitions. [2019-09-08 23:06:14,438 INFO L78 Accepts]: Start accepts. Automaton has 41076 states and 53086 transitions. Word has length 214 [2019-09-08 23:06:14,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:14,439 INFO L475 AbstractCegarLoop]: Abstraction has 41076 states and 53086 transitions. [2019-09-08 23:06:14,440 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:06:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 41076 states and 53086 transitions. [2019-09-08 23:06:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-09-08 23:06:14,446 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:14,447 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 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] [2019-09-08 23:06:14,447 INFO L418 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]=== [2019-09-08 23:06:14,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:14,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1111384001, now seen corresponding path program 1 times [2019-09-08 23:06:14,447 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:14,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:14,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:14,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:14,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-09-08 23:06:14,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:14,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:06:14,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:06:14,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:06:14,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:06:14,997 INFO L87 Difference]: Start difference. First operand 41076 states and 53086 transitions. Second operand 3 states. [2019-09-08 23:06:18,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:18,673 INFO L93 Difference]: Finished difference Result 106737 states and 137624 transitions. [2019-09-08 23:06:18,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:06:18,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2019-09-08 23:06:18,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:19,452 INFO L225 Difference]: With dead ends: 106737 [2019-09-08 23:06:19,452 INFO L226 Difference]: Without dead ends: 65706 [2019-09-08 23:06:19,565 INFO L628 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 [2019-09-08 23:06:19,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65706 states. [2019-09-08 23:06:21,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65706 to 65634. [2019-09-08 23:06:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65634 states. [2019-09-08 23:06:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65634 states to 65634 states and 84454 transitions. [2019-09-08 23:06:22,321 INFO L78 Accepts]: Start accepts. Automaton has 65634 states and 84454 transitions. Word has length 212 [2019-09-08 23:06:22,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:22,322 INFO L475 AbstractCegarLoop]: Abstraction has 65634 states and 84454 transitions. [2019-09-08 23:06:22,322 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:06:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 65634 states and 84454 transitions. [2019-09-08 23:06:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-09-08 23:06:22,330 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:22,330 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:22,331 INFO L418 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]=== [2019-09-08 23:06:22,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:22,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1617397068, now seen corresponding path program 1 times [2019-09-08 23:06:22,331 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:22,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:22,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:22,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:22,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2019-09-08 23:06:22,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:22,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:06:22,755 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:06:22,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:06:22,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:06:22,755 INFO L87 Difference]: Start difference. First operand 65634 states and 84454 transitions. Second operand 3 states. [2019-09-08 23:06:28,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:28,564 INFO L93 Difference]: Finished difference Result 136311 states and 174920 transitions. [2019-09-08 23:06:28,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:06:28,565 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2019-09-08 23:06:28,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:28,909 INFO L225 Difference]: With dead ends: 136311 [2019-09-08 23:06:28,909 INFO L226 Difference]: Without dead ends: 70722 [2019-09-08 23:06:29,096 INFO L628 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 [2019-09-08 23:06:29,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70722 states. [2019-09-08 23:06:31,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70722 to 70650. [2019-09-08 23:06:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70650 states. [2019-09-08 23:06:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70650 states to 70650 states and 90382 transitions. [2019-09-08 23:06:31,373 INFO L78 Accepts]: Start accepts. Automaton has 70650 states and 90382 transitions. Word has length 220 [2019-09-08 23:06:31,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:31,374 INFO L475 AbstractCegarLoop]: Abstraction has 70650 states and 90382 transitions. [2019-09-08 23:06:31,374 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:06:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 70650 states and 90382 transitions. [2019-09-08 23:06:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-09-08 23:06:31,381 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:31,382 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 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] [2019-09-08 23:06:31,382 INFO L418 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]=== [2019-09-08 23:06:31,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:31,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1939681306, now seen corresponding path program 1 times [2019-09-08 23:06:31,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:31,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:31,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:31,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:31,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:31,781 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2019-09-08 23:06:31,781 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:31,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:06:31,782 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:06:31,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:06:31,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:06:31,783 INFO L87 Difference]: Start difference. First operand 70650 states and 90382 transitions. Second operand 3 states. [2019-09-08 23:06:38,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:38,019 INFO L93 Difference]: Finished difference Result 141583 states and 181111 transitions. [2019-09-08 23:06:38,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:06:38,021 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2019-09-08 23:06:38,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:38,522 INFO L225 Difference]: With dead ends: 141583 [2019-09-08 23:06:38,523 INFO L226 Difference]: Without dead ends: 104811 [2019-09-08 23:06:38,676 INFO L628 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 [2019-09-08 23:06:38,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104811 states. [2019-09-08 23:06:41,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104811 to 104807. [2019-09-08 23:06:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104807 states. [2019-09-08 23:06:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104807 states to 104807 states and 134022 transitions. [2019-09-08 23:06:41,859 INFO L78 Accepts]: Start accepts. Automaton has 104807 states and 134022 transitions. Word has length 211 [2019-09-08 23:06:41,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:41,860 INFO L475 AbstractCegarLoop]: Abstraction has 104807 states and 134022 transitions. [2019-09-08 23:06:41,860 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:06:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 104807 states and 134022 transitions. [2019-09-08 23:06:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-09-08 23:06:41,869 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:41,869 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 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] [2019-09-08 23:06:41,870 INFO L418 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]=== [2019-09-08 23:06:41,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:41,870 INFO L82 PathProgramCache]: Analyzing trace with hash -432057956, now seen corresponding path program 1 times [2019-09-08 23:06:41,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:41,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:41,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:41,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:41,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-09-08 23:06:42,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:42,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:42,274 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:42,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:42,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:42,274 INFO L87 Difference]: Start difference. First operand 104807 states and 134022 transitions. Second operand 5 states. [2019-09-08 23:06:46,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:46,854 INFO L93 Difference]: Finished difference Result 104813 states and 134027 transitions. [2019-09-08 23:06:46,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:46,855 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2019-09-08 23:06:46,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:47,303 INFO L225 Difference]: With dead ends: 104813 [2019-09-08 23:06:47,304 INFO L226 Difference]: Without dead ends: 104811 [2019-09-08 23:06:47,354 INFO L628 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 [2019-09-08 23:06:47,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104811 states. [2019-09-08 23:06:49,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104811 to 104811. [2019-09-08 23:06:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104811 states. [2019-09-08 23:06:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104811 states to 104811 states and 134025 transitions. [2019-09-08 23:06:50,688 INFO L78 Accepts]: Start accepts. Automaton has 104811 states and 134025 transitions. Word has length 211 [2019-09-08 23:06:50,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:50,689 INFO L475 AbstractCegarLoop]: Abstraction has 104811 states and 134025 transitions. [2019-09-08 23:06:50,689 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:50,689 INFO L276 IsEmpty]: Start isEmpty. Operand 104811 states and 134025 transitions. [2019-09-08 23:06:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-09-08 23:06:50,698 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:50,698 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:50,698 INFO L418 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]=== [2019-09-08 23:06:50,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:50,699 INFO L82 PathProgramCache]: Analyzing trace with hash -445231097, now seen corresponding path program 1 times [2019-09-08 23:06:50,699 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:50,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:50,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:50,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:50,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-09-08 23:06:51,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:51,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:51,096 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:51,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:51,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:51,097 INFO L87 Difference]: Start difference. First operand 104811 states and 134025 transitions. Second operand 5 states. [2019-09-08 23:06:52,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:52,795 INFO L93 Difference]: Finished difference Result 104817 states and 134030 transitions. [2019-09-08 23:06:52,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:52,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-09-08 23:06:52,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:53,427 INFO L225 Difference]: With dead ends: 104817 [2019-09-08 23:06:53,428 INFO L226 Difference]: Without dead ends: 104815 [2019-09-08 23:06:53,502 INFO L628 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 [2019-09-08 23:06:56,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104815 states. [2019-09-08 23:06:59,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104815 to 104815. [2019-09-08 23:06:59,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104815 states. [2019-09-08 23:06:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104815 states to 104815 states and 134028 transitions. [2019-09-08 23:06:59,735 INFO L78 Accepts]: Start accepts. Automaton has 104815 states and 134028 transitions. Word has length 216 [2019-09-08 23:06:59,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:59,736 INFO L475 AbstractCegarLoop]: Abstraction has 104815 states and 134028 transitions. [2019-09-08 23:06:59,736 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:59,736 INFO L276 IsEmpty]: Start isEmpty. Operand 104815 states and 134028 transitions. [2019-09-08 23:06:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-09-08 23:06:59,747 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:59,747 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:59,748 INFO L418 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]=== [2019-09-08 23:06:59,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:59,748 INFO L82 PathProgramCache]: Analyzing trace with hash 497136700, now seen corresponding path program 1 times [2019-09-08 23:06:59,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:59,748 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:59,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:59,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:59,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-09-08 23:07:00,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:00,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:00,166 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:00,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:00,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:00,167 INFO L87 Difference]: Start difference. First operand 104815 states and 134028 transitions. Second operand 5 states. [2019-09-08 23:07:02,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:02,688 INFO L93 Difference]: Finished difference Result 104821 states and 134033 transitions. [2019-09-08 23:07:02,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:07:02,689 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 221 [2019-09-08 23:07:02,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:03,009 INFO L225 Difference]: With dead ends: 104821 [2019-09-08 23:07:03,009 INFO L226 Difference]: Without dead ends: 104819 [2019-09-08 23:07:03,048 INFO L628 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 [2019-09-08 23:07:03,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104819 states. [2019-09-08 23:07:08,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104819 to 104819. [2019-09-08 23:07:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104819 states. [2019-09-08 23:07:08,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104819 states to 104819 states and 134031 transitions. [2019-09-08 23:07:08,794 INFO L78 Accepts]: Start accepts. Automaton has 104819 states and 134031 transitions. Word has length 221 [2019-09-08 23:07:08,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:08,794 INFO L475 AbstractCegarLoop]: Abstraction has 104819 states and 134031 transitions. [2019-09-08 23:07:08,794 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 104819 states and 134031 transitions. [2019-09-08 23:07:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-09-08 23:07:08,802 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:08,803 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 3, 3, 3, 3, 3, 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, 1] [2019-09-08 23:07:08,803 INFO L418 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]=== [2019-09-08 23:07:08,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:08,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1199751399, now seen corresponding path program 1 times [2019-09-08 23:07:08,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:08,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:08,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:08,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:08,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2019-09-08 23:07:09,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:09,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:09,169 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:09,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:09,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:09,170 INFO L87 Difference]: Start difference. First operand 104819 states and 134031 transitions. Second operand 5 states. [2019-09-08 23:07:11,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:11,862 INFO L93 Difference]: Finished difference Result 104825 states and 134036 transitions. [2019-09-08 23:07:11,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:07:11,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2019-09-08 23:07:11,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:12,230 INFO L225 Difference]: With dead ends: 104825 [2019-09-08 23:07:12,230 INFO L226 Difference]: Without dead ends: 104823 [2019-09-08 23:07:12,276 INFO L628 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 [2019-09-08 23:07:12,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104823 states. [2019-09-08 23:07:17,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104823 to 104823. [2019-09-08 23:07:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104823 states. [2019-09-08 23:07:18,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104823 states to 104823 states and 134034 transitions. [2019-09-08 23:07:18,051 INFO L78 Accepts]: Start accepts. Automaton has 104823 states and 134034 transitions. Word has length 226 [2019-09-08 23:07:18,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:18,052 INFO L475 AbstractCegarLoop]: Abstraction has 104823 states and 134034 transitions. [2019-09-08 23:07:18,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 104823 states and 134034 transitions. [2019-09-08 23:07:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-09-08 23:07:18,059 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:18,059 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:07:18,059 INFO L418 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]=== [2019-09-08 23:07:18,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:18,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1748617573, now seen corresponding path program 1 times [2019-09-08 23:07:18,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:18,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:18,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:18,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:18,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2019-09-08 23:07:18,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:18,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:07:18,454 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:07:18,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:07:18,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:07:18,455 INFO L87 Difference]: Start difference. First operand 104823 states and 134034 transitions. Second operand 3 states. [2019-09-08 23:07:24,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:24,370 INFO L93 Difference]: Finished difference Result 227623 states and 290825 transitions. [2019-09-08 23:07:24,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:07:24,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2019-09-08 23:07:24,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:24,803 INFO L225 Difference]: With dead ends: 227623 [2019-09-08 23:07:24,803 INFO L226 Difference]: Without dead ends: 122845 [2019-09-08 23:07:24,984 INFO L628 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 [2019-09-08 23:07:25,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122845 states. [2019-09-08 23:07:32,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122845 to 122757. [2019-09-08 23:07:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122757 states. [2019-09-08 23:07:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122757 states to 122757 states and 156629 transitions. [2019-09-08 23:07:32,965 INFO L78 Accepts]: Start accepts. Automaton has 122757 states and 156629 transitions. Word has length 244 [2019-09-08 23:07:32,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:32,965 INFO L475 AbstractCegarLoop]: Abstraction has 122757 states and 156629 transitions. [2019-09-08 23:07:32,965 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:07:32,966 INFO L276 IsEmpty]: Start isEmpty. Operand 122757 states and 156629 transitions. [2019-09-08 23:07:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-09-08 23:07:32,972 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:32,973 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 5, 4, 4, 3, 3, 3, 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, 1, 1, 1] [2019-09-08 23:07:32,973 INFO L418 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]=== [2019-09-08 23:07:32,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:32,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1068302628, now seen corresponding path program 1 times [2019-09-08 23:07:32,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:32,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:32,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:32,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:32,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2019-09-08 23:07:33,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:33,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:33,386 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:33,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:33,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:33,387 INFO L87 Difference]: Start difference. First operand 122757 states and 156629 transitions. Second operand 5 states. [2019-09-08 23:07:36,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:36,413 INFO L93 Difference]: Finished difference Result 122763 states and 156634 transitions. [2019-09-08 23:07:36,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:07:36,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 231 [2019-09-08 23:07:36,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:36,837 INFO L225 Difference]: With dead ends: 122763 [2019-09-08 23:07:36,837 INFO L226 Difference]: Without dead ends: 122761 [2019-09-08 23:07:36,883 INFO L628 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 [2019-09-08 23:07:36,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122761 states. [2019-09-08 23:07:45,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122761 to 122761. [2019-09-08 23:07:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122761 states. [2019-09-08 23:07:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122761 states to 122761 states and 156632 transitions. [2019-09-08 23:07:45,353 INFO L78 Accepts]: Start accepts. Automaton has 122761 states and 156632 transitions. Word has length 231 [2019-09-08 23:07:45,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:45,354 INFO L475 AbstractCegarLoop]: Abstraction has 122761 states and 156632 transitions. [2019-09-08 23:07:45,354 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 122761 states and 156632 transitions. [2019-09-08 23:07:45,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-09-08 23:07:45,364 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:45,365 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:07:45,365 INFO L418 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]=== [2019-09-08 23:07:45,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:45,366 INFO L82 PathProgramCache]: Analyzing trace with hash -450476946, now seen corresponding path program 1 times [2019-09-08 23:07:45,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:45,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:45,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:45,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:45,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:45,740 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-09-08 23:07:45,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:45,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:45,742 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:45,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:45,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:45,743 INFO L87 Difference]: Start difference. First operand 122761 states and 156632 transitions. Second operand 5 states. [2019-09-08 23:08:08,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:08,551 INFO L93 Difference]: Finished difference Result 260860 states and 333306 transitions. [2019-09-08 23:08:08,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:08:08,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 242 [2019-09-08 23:08:08,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:08,993 INFO L225 Difference]: With dead ends: 260860 [2019-09-08 23:08:08,993 INFO L226 Difference]: Without dead ends: 138144 [2019-09-08 23:08:09,174 INFO L628 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 [2019-09-08 23:08:09,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138144 states. [2019-09-08 23:08:14,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138144 to 138052. [2019-09-08 23:08:14,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138052 states. [2019-09-08 23:08:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138052 states to 138052 states and 176521 transitions. [2019-09-08 23:08:15,403 INFO L78 Accepts]: Start accepts. Automaton has 138052 states and 176521 transitions. Word has length 242 [2019-09-08 23:08:15,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:15,404 INFO L475 AbstractCegarLoop]: Abstraction has 138052 states and 176521 transitions. [2019-09-08 23:08:15,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:08:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 138052 states and 176521 transitions. [2019-09-08 23:08:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-09-08 23:08:15,412 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:15,413 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 6, 5, 5, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2019-09-08 23:08:15,413 INFO L418 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]=== [2019-09-08 23:08:15,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:15,413 INFO L82 PathProgramCache]: Analyzing trace with hash 55658951, now seen corresponding path program 1 times [2019-09-08 23:08:15,413 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:15,413 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:15,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:15,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:15,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2019-09-08 23:08:15,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:15,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:08:15,811 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:08:15,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:08:15,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:08:15,812 INFO L87 Difference]: Start difference. First operand 138052 states and 176521 transitions. Second operand 5 states. [2019-09-08 23:08:22,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:22,294 INFO L93 Difference]: Finished difference Result 138058 states and 176526 transitions. [2019-09-08 23:08:22,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:08:22,294 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2019-09-08 23:08:22,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:22,994 INFO L225 Difference]: With dead ends: 138058 [2019-09-08 23:08:22,995 INFO L226 Difference]: Without dead ends: 138056 [2019-09-08 23:08:23,064 INFO L628 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 [2019-09-08 23:08:23,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138056 states. [2019-09-08 23:08:28,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138056 to 138056. [2019-09-08 23:08:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138056 states. [2019-09-08 23:08:28,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138056 states to 138056 states and 176524 transitions. [2019-09-08 23:08:28,463 INFO L78 Accepts]: Start accepts. Automaton has 138056 states and 176524 transitions. Word has length 236 [2019-09-08 23:08:28,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:28,464 INFO L475 AbstractCegarLoop]: Abstraction has 138056 states and 176524 transitions. [2019-09-08 23:08:28,464 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:08:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 138056 states and 176524 transitions. [2019-09-08 23:08:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-09-08 23:08:28,477 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:28,477 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 7, 6, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:08:28,477 INFO L418 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]=== [2019-09-08 23:08:28,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:28,478 INFO L82 PathProgramCache]: Analyzing trace with hash -959368836, now seen corresponding path program 1 times [2019-09-08 23:08:28,478 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:28,478 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:28,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:28,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:28,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:28,868 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2019-09-08 23:08:28,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:28,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:08:28,872 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:08:28,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:08:28,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:08:28,873 INFO L87 Difference]: Start difference. First operand 138056 states and 176524 transitions. Second operand 5 states. [2019-09-08 23:08:35,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:35,330 INFO L93 Difference]: Finished difference Result 138062 states and 176529 transitions. [2019-09-08 23:08:35,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:08:35,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 241 [2019-09-08 23:08:35,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:35,753 INFO L225 Difference]: With dead ends: 138062 [2019-09-08 23:08:35,753 INFO L226 Difference]: Without dead ends: 138060 [2019-09-08 23:08:35,803 INFO L628 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 [2019-09-08 23:08:35,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138060 states. [2019-09-08 23:08:40,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138060 to 138060. [2019-09-08 23:08:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138060 states. [2019-09-08 23:08:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138060 states to 138060 states and 176527 transitions. [2019-09-08 23:08:41,250 INFO L78 Accepts]: Start accepts. Automaton has 138060 states and 176527 transitions. Word has length 241 [2019-09-08 23:08:41,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:41,251 INFO L475 AbstractCegarLoop]: Abstraction has 138060 states and 176527 transitions. [2019-09-08 23:08:41,251 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:08:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 138060 states and 176527 transitions. [2019-09-08 23:08:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-09-08 23:08:41,260 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:41,260 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:08:41,260 INFO L418 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]=== [2019-09-08 23:08:41,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:41,260 INFO L82 PathProgramCache]: Analyzing trace with hash 428137743, now seen corresponding path program 1 times [2019-09-08 23:08:41,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:41,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:41,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:41,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:41,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-09-08 23:08:41,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:41,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:08:41,636 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:08:41,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:08:41,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:08:41,637 INFO L87 Difference]: Start difference. First operand 138060 states and 176527 transitions. Second operand 5 states. [2019-09-08 23:09:07,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:07,681 INFO L93 Difference]: Finished difference Result 291376 states and 373006 transitions. [2019-09-08 23:09:07,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:09:07,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2019-09-08 23:09:07,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:08,221 INFO L225 Difference]: With dead ends: 291376 [2019-09-08 23:09:08,221 INFO L226 Difference]: Without dead ends: 153361 [2019-09-08 23:09:08,448 INFO L628 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 [2019-09-08 23:09:08,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153361 states. [2019-09-08 23:09:15,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153361 to 153261. [2019-09-08 23:09:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153261 states. [2019-09-08 23:09:15,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153261 states to 153261 states and 196320 transitions. [2019-09-08 23:09:15,700 INFO L78 Accepts]: Start accepts. Automaton has 153261 states and 196320 transitions. Word has length 247 [2019-09-08 23:09:15,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:15,701 INFO L475 AbstractCegarLoop]: Abstraction has 153261 states and 196320 transitions. [2019-09-08 23:09:15,701 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:09:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 153261 states and 196320 transitions. [2019-09-08 23:09:15,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-09-08 23:09:15,711 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:15,711 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:09:15,712 INFO L418 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]=== [2019-09-08 23:09:15,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:15,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1930477852, now seen corresponding path program 1 times [2019-09-08 23:09:15,712 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:15,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:15,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:15,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:15,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-09-08 23:09:16,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:16,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:09:16,054 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:09:16,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:09:16,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:09:16,054 INFO L87 Difference]: Start difference. First operand 153261 states and 196320 transitions. Second operand 5 states. [2019-09-08 23:09:44,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:44,341 INFO L93 Difference]: Finished difference Result 321706 states and 412304 transitions. [2019-09-08 23:09:44,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:09:44,341 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2019-09-08 23:09:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:44,949 INFO L225 Difference]: With dead ends: 321706 [2019-09-08 23:09:44,950 INFO L226 Difference]: Without dead ends: 168490 [2019-09-08 23:09:45,194 INFO L628 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 [2019-09-08 23:09:45,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168490 states. [2019-09-08 23:09:57,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168490 to 168390. [2019-09-08 23:09:57,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168390 states. [2019-09-08 23:09:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168390 states to 168390 states and 215789 transitions. [2019-09-08 23:09:58,398 INFO L78 Accepts]: Start accepts. Automaton has 168390 states and 215789 transitions. Word has length 251 [2019-09-08 23:09:58,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:58,399 INFO L475 AbstractCegarLoop]: Abstraction has 168390 states and 215789 transitions. [2019-09-08 23:09:58,399 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:09:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 168390 states and 215789 transitions. [2019-09-08 23:09:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2019-09-08 23:09:58,409 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:58,409 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 8, 7, 7, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:09:58,409 INFO L418 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]=== [2019-09-08 23:09:58,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:58,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1303574082, now seen corresponding path program 1 times [2019-09-08 23:09:58,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:58,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:58,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:58,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:58,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:58,747 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2019-09-08 23:09:58,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:58,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:58,749 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:58,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:58,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:58,750 INFO L87 Difference]: Start difference. First operand 168390 states and 215789 transitions. Second operand 3 states. [2019-09-08 23:10:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:10,555 INFO L93 Difference]: Finished difference Result 337575 states and 432450 transitions. [2019-09-08 23:10:10,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:10,555 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2019-09-08 23:10:10,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:11,398 INFO L225 Difference]: With dead ends: 337575 [2019-09-08 23:10:11,398 INFO L226 Difference]: Without dead ends: 222845 [2019-09-08 23:10:11,641 INFO L628 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 [2019-09-08 23:10:11,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222845 states. [2019-09-08 23:10:25,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222845 to 222794. [2019-09-08 23:10:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222794 states. [2019-09-08 23:10:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222794 states to 222794 states and 285227 transitions. [2019-09-08 23:10:26,108 INFO L78 Accepts]: Start accepts. Automaton has 222794 states and 285227 transitions. Word has length 275 [2019-09-08 23:10:26,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:26,109 INFO L475 AbstractCegarLoop]: Abstraction has 222794 states and 285227 transitions. [2019-09-08 23:10:26,109 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 222794 states and 285227 transitions. [2019-09-08 23:10:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-09-08 23:10:26,121 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:26,121 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 8, 7, 7, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:26,122 INFO L418 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]=== [2019-09-08 23:10:26,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:26,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1088165209, now seen corresponding path program 1 times [2019-09-08 23:10:26,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:26,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:26,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:26,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:26,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:26,518 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2019-09-08 23:10:26,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:26,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:26,519 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:26,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:26,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:26,520 INFO L87 Difference]: Start difference. First operand 222794 states and 285227 transitions. Second operand 5 states. [2019-09-08 23:10:39,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:39,050 INFO L93 Difference]: Finished difference Result 248648 states and 315432 transitions. [2019-09-08 23:10:39,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:39,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2019-09-08 23:10:39,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:40,103 INFO L225 Difference]: With dead ends: 248648 [2019-09-08 23:10:40,103 INFO L226 Difference]: Without dead ends: 248646 [2019-09-08 23:10:40,184 INFO L628 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 [2019-09-08 23:10:40,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248646 states. [2019-09-08 23:10:50,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248646 to 248646. [2019-09-08 23:10:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248646 states. [2019-09-08 23:10:51,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248646 states to 248646 states and 315430 transitions. [2019-09-08 23:10:51,597 INFO L78 Accepts]: Start accepts. Automaton has 248646 states and 315430 transitions. Word has length 246 [2019-09-08 23:10:51,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:51,597 INFO L475 AbstractCegarLoop]: Abstraction has 248646 states and 315430 transitions. [2019-09-08 23:10:51,597 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 248646 states and 315430 transitions. [2019-09-08 23:10:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-09-08 23:10:51,604 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:51,605 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:51,605 INFO L418 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]=== [2019-09-08 23:10:51,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:51,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1735671659, now seen corresponding path program 1 times [2019-09-08 23:10:51,605 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:51,605 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:51,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:51,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:51,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-09-08 23:10:51,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:51,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:51,925 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:51,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:51,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:51,926 INFO L87 Difference]: Start difference. First operand 248646 states and 315430 transitions. Second operand 5 states. [2019-09-08 23:11:25,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:11:25,456 INFO L93 Difference]: Finished difference Result 519844 states and 660354 transitions. [2019-09-08 23:11:25,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:11:25,456 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-09-08 23:11:25,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:11:26,392 INFO L225 Difference]: With dead ends: 519844 [2019-09-08 23:11:26,392 INFO L226 Difference]: Without dead ends: 271243 [2019-09-08 23:11:26,782 INFO L628 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 [2019-09-08 23:11:27,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271243 states. [2019-09-08 23:11:45,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271243 to 271139. [2019-09-08 23:11:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271139 states. [2019-09-08 23:11:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271139 states to 271139 states and 344684 transitions. [2019-09-08 23:11:46,252 INFO L78 Accepts]: Start accepts. Automaton has 271139 states and 344684 transitions. Word has length 256 [2019-09-08 23:11:46,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:11:46,252 INFO L475 AbstractCegarLoop]: Abstraction has 271139 states and 344684 transitions. [2019-09-08 23:11:46,252 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:11:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 271139 states and 344684 transitions. [2019-09-08 23:11:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-09-08 23:11:46,259 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:11:46,259 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 9, 8, 8, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:11:46,260 INFO L418 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]=== [2019-09-08 23:11:46,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:11:46,260 INFO L82 PathProgramCache]: Analyzing trace with hash 605703196, now seen corresponding path program 1 times [2019-09-08 23:11:46,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:11:46,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:11:46,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:46,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:46,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:46,621 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2019-09-08 23:11:46,621 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:11:46,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:11:46,622 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:11:46,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:11:46,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:11:46,623 INFO L87 Difference]: Start difference. First operand 271139 states and 344684 transitions. Second operand 5 states. [2019-09-08 23:11:55,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:11:55,979 INFO L93 Difference]: Finished difference Result 271145 states and 344689 transitions. [2019-09-08 23:11:55,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:11:55,981 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2019-09-08 23:11:55,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:11:56,802 INFO L225 Difference]: With dead ends: 271145 [2019-09-08 23:11:56,802 INFO L226 Difference]: Without dead ends: 271143 [2019-09-08 23:11:56,886 INFO L628 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 [2019-09-08 23:11:57,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271143 states. [2019-09-08 23:12:16,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271143 to 271143. [2019-09-08 23:12:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271143 states. [2019-09-08 23:12:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271143 states to 271143 states and 344687 transitions. [2019-09-08 23:12:17,378 INFO L78 Accepts]: Start accepts. Automaton has 271143 states and 344687 transitions. Word has length 251 [2019-09-08 23:12:17,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:12:17,378 INFO L475 AbstractCegarLoop]: Abstraction has 271143 states and 344687 transitions. [2019-09-08 23:12:17,379 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:12:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 271143 states and 344687 transitions. [2019-09-08 23:12:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-09-08 23:12:17,387 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:12:17,387 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 10, 9, 9, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:12:17,387 INFO L418 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]=== [2019-09-08 23:12:17,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:12:17,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1229151353, now seen corresponding path program 1 times [2019-09-08 23:12:17,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:12:17,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:12:17,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:17,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:17,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2019-09-08 23:12:17,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:12:17,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:12:17,732 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:12:17,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:12:17,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:12:17,733 INFO L87 Difference]: Start difference. First operand 271143 states and 344687 transitions. Second operand 5 states. [2019-09-08 23:12:27,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:12:27,933 INFO L93 Difference]: Finished difference Result 271149 states and 344692 transitions. [2019-09-08 23:12:27,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:12:27,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-09-08 23:12:27,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:12:28,842 INFO L225 Difference]: With dead ends: 271149 [2019-09-08 23:12:28,842 INFO L226 Difference]: Without dead ends: 271147 [2019-09-08 23:12:28,934 INFO L628 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 [2019-09-08 23:12:29,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271147 states. [2019-09-08 23:12:48,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271147 to 271147. [2019-09-08 23:12:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271147 states. [2019-09-08 23:12:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271147 states to 271147 states and 344690 transitions. [2019-09-08 23:12:48,891 INFO L78 Accepts]: Start accepts. Automaton has 271147 states and 344690 transitions. Word has length 256 [2019-09-08 23:12:48,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:12:48,892 INFO L475 AbstractCegarLoop]: Abstraction has 271147 states and 344690 transitions. [2019-09-08 23:12:48,892 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:12:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 271147 states and 344690 transitions. [2019-09-08 23:12:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-09-08 23:12:48,901 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:12:48,901 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 10, 10, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:12:48,901 INFO L418 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]=== [2019-09-08 23:12:48,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:12:48,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1515434308, now seen corresponding path program 1 times [2019-09-08 23:12:48,902 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:12:48,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:12:48,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:48,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:48,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2019-09-08 23:12:49,255 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:12:49,255 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:12:49,256 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:12:49,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:12:49,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:12:49,257 INFO L87 Difference]: Start difference. First operand 271147 states and 344690 transitions. Second operand 5 states. [2019-09-08 23:13:00,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:00,101 INFO L93 Difference]: Finished difference Result 271153 states and 344695 transitions. [2019-09-08 23:13:00,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:13:00,101 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-09-08 23:13:00,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:00,919 INFO L225 Difference]: With dead ends: 271153 [2019-09-08 23:13:00,919 INFO L226 Difference]: Without dead ends: 271151 [2019-09-08 23:13:00,994 INFO L628 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 [2019-09-08 23:13:01,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271151 states. [2019-09-08 23:13:21,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271151 to 271151. [2019-09-08 23:13:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271151 states. [2019-09-08 23:13:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271151 states to 271151 states and 344693 transitions. [2019-09-08 23:13:22,378 INFO L78 Accepts]: Start accepts. Automaton has 271151 states and 344693 transitions. Word has length 261 [2019-09-08 23:13:22,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:22,379 INFO L475 AbstractCegarLoop]: Abstraction has 271151 states and 344693 transitions. [2019-09-08 23:13:22,379 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:13:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 271151 states and 344693 transitions. [2019-09-08 23:13:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2019-09-08 23:13:22,390 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:22,390 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:22,390 INFO L418 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]=== [2019-09-08 23:13:22,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:22,391 INFO L82 PathProgramCache]: Analyzing trace with hash -614632345, now seen corresponding path program 1 times [2019-09-08 23:13:22,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:22,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:22,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:22,393 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:22,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2019-09-08 23:13:22,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:13:22,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:13:22,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:13:22,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:13:22,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:13:22,690 INFO L87 Difference]: Start difference. First operand 271151 states and 344693 transitions. Second operand 5 states. [2019-09-08 23:13:33,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:33,253 INFO L93 Difference]: Finished difference Result 271157 states and 344698 transitions. [2019-09-08 23:13:33,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:13:33,253 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 266 [2019-09-08 23:13:33,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:34,087 INFO L225 Difference]: With dead ends: 271157 [2019-09-08 23:13:34,087 INFO L226 Difference]: Without dead ends: 271153 [2019-09-08 23:13:34,166 INFO L628 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 [2019-09-08 23:13:34,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271153 states. [2019-09-08 23:13:47,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271153 to 271153. [2019-09-08 23:13:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271153 states. [2019-09-08 23:13:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271153 states to 271153 states and 344694 transitions. [2019-09-08 23:13:48,353 INFO L78 Accepts]: Start accepts. Automaton has 271153 states and 344694 transitions. Word has length 266 [2019-09-08 23:13:48,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:48,353 INFO L475 AbstractCegarLoop]: Abstraction has 271153 states and 344694 transitions. [2019-09-08 23:13:48,354 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:13:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 271153 states and 344694 transitions. [2019-09-08 23:13:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-09-08 23:13:48,365 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:48,365 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:48,365 INFO L418 AbstractCegarLoop]: === Iteration 26 === [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]=== [2019-09-08 23:13:48,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:48,366 INFO L82 PathProgramCache]: Analyzing trace with hash -433060132, now seen corresponding path program 1 times [2019-09-08 23:13:48,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:48,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:48,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:48,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:48,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-09-08 23:13:55,794 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:13:55,794 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 23:13:55,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:13:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:58,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 7071 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 23:13:58,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:13:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2019-09-08 23:13:59,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:13:59,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-08 23:13:59,153 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 23:13:59,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 23:13:59,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 23:13:59,156 INFO L87 Difference]: Start difference. First operand 271153 states and 344694 transitions. Second operand 6 states. [2019-09-08 23:14:32,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:14:32,197 INFO L93 Difference]: Finished difference Result 542659 states and 695942 transitions. [2019-09-08 23:14:32,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 23:14:32,197 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 272 [2019-09-08 23:14:32,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:14:33,051 INFO L225 Difference]: With dead ends: 542659 [2019-09-08 23:14:33,051 INFO L226 Difference]: Without dead ends: 271551 [2019-09-08 23:14:33,463 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-08 23:14:33,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271551 states. [2019-09-08 23:14:57,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271551 to 271433. [2019-09-08 23:14:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271433 states. [2019-09-08 23:14:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271433 states to 271433 states and 344782 transitions. [2019-09-08 23:14:58,288 INFO L78 Accepts]: Start accepts. Automaton has 271433 states and 344782 transitions. Word has length 272 [2019-09-08 23:14:58,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:14:58,289 INFO L475 AbstractCegarLoop]: Abstraction has 271433 states and 344782 transitions. [2019-09-08 23:14:58,289 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 23:14:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 271433 states and 344782 transitions. [2019-09-08 23:14:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-09-08 23:14:58,298 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:14:58,299 INFO L399 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:14:58,299 INFO L418 AbstractCegarLoop]: === Iteration 27 === [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]=== [2019-09-08 23:14:58,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:14:58,300 INFO L82 PathProgramCache]: Analyzing trace with hash -746243748, now seen corresponding path program 1 times [2019-09-08 23:14:58,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:14:58,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:14:58,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:58,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:58,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2019-09-08 23:14:58,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:14:58,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:14:58,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:14:58,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:14:58,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:14:58,613 INFO L87 Difference]: Start difference. First operand 271433 states and 344782 transitions. Second operand 5 states. [2019-09-08 23:15:09,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:15:09,582 INFO L93 Difference]: Finished difference Result 271433 states and 344782 transitions. [2019-09-08 23:15:09,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:15:09,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 271 [2019-09-08 23:15:09,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:15:10,472 INFO L225 Difference]: With dead ends: 271433 [2019-09-08 23:15:10,472 INFO L226 Difference]: Without dead ends: 270087 [2019-09-08 23:15:10,566 INFO L628 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 [2019-09-08 23:15:10,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270087 states. [2019-09-08 23:15:24,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270087 to 270087. [2019-09-08 23:15:24,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270087 states. [2019-09-08 23:15:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270087 states to 270087 states and 342831 transitions. [2019-09-08 23:15:35,441 INFO L78 Accepts]: Start accepts. Automaton has 270087 states and 342831 transitions. Word has length 271 [2019-09-08 23:15:35,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:15:35,441 INFO L475 AbstractCegarLoop]: Abstraction has 270087 states and 342831 transitions. [2019-09-08 23:15:35,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:15:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 270087 states and 342831 transitions. [2019-09-08 23:15:35,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-09-08 23:15:35,450 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:15:35,451 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:15:35,451 INFO L418 AbstractCegarLoop]: === Iteration 28 === [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]=== [2019-09-08 23:15:35,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:15:35,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1847025506, now seen corresponding path program 1 times [2019-09-08 23:15:35,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:15:35,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:15:35,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:35,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:35,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2019-09-08 23:15:35,722 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:15:35,722 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:15:35,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:38,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 7220 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:15:38,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:15:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-09-08 23:15:39,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:15:39,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:15:39,073 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:15:39,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:15:39,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:15:39,074 INFO L87 Difference]: Start difference. First operand 270087 states and 342831 transitions. Second operand 8 states.