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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.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 0.1.24-673a906-m [2019-10-03 00:15:49,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:15:49,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:15:49,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:15:49,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:15:49,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:15:49,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:15:49,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:15:49,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:15:49,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:15:49,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:15:49,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:15:49,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:15:49,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:15:49,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:15:49,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:15:49,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:15:49,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:15:49,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:15:49,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:15:49,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:15:49,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:15:49,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:15:49,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:15:49,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:15:49,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:15:49,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:15:49,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:15:49,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:15:49,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:15:49,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:15:49,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:15:49,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:15:49,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:15:49,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:15:49,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:15:49,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:15:49,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:15:49,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:15:49,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:15:49,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:15:49,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:15:49,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:15:49,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:15:49,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:15:49,443 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:15:49,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:15:49,444 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:15:49,445 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:15:49,445 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:15:49,445 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:15:49,445 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:15:49,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:15:49,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:15:49,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:15:49,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:15:49,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:15:49,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:15:49,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:15:49,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:15:49,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:15:49,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:15:49,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:15:49,449 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:15:49,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:15:49,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:15:49,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:15:49,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:15:49,450 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:15:49,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:15:49,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:15:49,450 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:15:49,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:15:49,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:15:49,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:15:49,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:15:49,501 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:15:49,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-10-03 00:15:49,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccda0c2b4/ef3887a34576473ba0a8b18c3f39a754/FLAG5a24947ef [2019-10-03 00:15:50,567 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:15:50,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-10-03 00:15:50,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccda0c2b4/ef3887a34576473ba0a8b18c3f39a754/FLAG5a24947ef [2019-10-03 00:15:50,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccda0c2b4/ef3887a34576473ba0a8b18c3f39a754 [2019-10-03 00:15:50,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:15:50,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:15:50,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:15:50,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:15:50,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:15:50,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:15:50" (1/1) ... [2019-10-03 00:15:50,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136e1b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:50, skipping insertion in model container [2019-10-03 00:15:50,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:15:50" (1/1) ... [2019-10-03 00:15:50,929 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:15:51,109 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:15:55,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:15:55,078 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:15:55,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:15:56,222 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:15:56,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56 WrapperNode [2019-10-03 00:15:56,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:15:56,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:15:56,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:15:56,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:15:56,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... [2019-10-03 00:15:56,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:15:56,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:15:56,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:15:56,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:15:56,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:15:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:15:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:15:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:15:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:15:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 00:15:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:15:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:15:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-03 00:15:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-03 00:15:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-03 00:15:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:15:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-03 00:15:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:15:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:15:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 00:15:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:15:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-03 00:15:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-03 00:15:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 00:15:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-03 00:15:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-03 00:15:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-03 00:15:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:15:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 00:15:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 00:15:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-03 00:15:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-03 00:15:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-03 00:15:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-10-03 00:15:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-03 00:15:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 00:15:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 00:15:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 00:15:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-03 00:15:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-03 00:15:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 00:15:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:15:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 00:15:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:15:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 00:15:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-03 00:15:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-03 00:15:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:15:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-03 00:15:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-03 00:15:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-10-03 00:15:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-03 00:15:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-03 00:15:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-03 00:15:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-03 00:15:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-03 00:15:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-03 00:15:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-03 00:15:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-03 00:15:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-03 00:15:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 00:15:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 00:15:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-03 00:15:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 00:15:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_mtt [2019-10-03 00:15:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-10-03 00:15:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_width_bits [2019-10-03 00:15:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_is_active [2019-10-03 00:15:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_activate [2019-10-03 00:15:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_status [2019-10-03 00:15:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_addr_status [2019-10-03 00:15:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_count [2019-10-03 00:15:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_status [2019-10-03 00:15:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_addr [2019-10-03 00:15:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_count [2019-10-03 00:15:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_last [2019-10-03 00:15:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_put [2019-10-03 00:15:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_first [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_get [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_reg_debug [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ring_debug [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_pdev [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ndev [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ring [2019-10-03 00:15:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_show [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_open [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_alloc_ring [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_free_ring [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_create_hwif [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_destroy_hwif [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_rx [2019-10-03 00:15:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_fill_rx [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_rx_interrupt [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_rx [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_tx [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_set_baud [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_hard_start_xmit [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_interrupt [2019-10-03 00:15:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_tx [2019-10-03 00:15:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_clock [2019-10-03 00:15:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_clock [2019-10-03 00:15:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_clear_regs [2019-10-03 00:15:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_init_chip [2019-10-03 00:15:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_hw [2019-10-03 00:15:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_hw [2019-10-03 00:15:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_timeout [2019-10-03 00:15:56,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ioctl [2019-10-03 00:15:56,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_interrupt [2019-10-03 00:15:56,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_open [2019-10-03 00:15:56,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_close [2019-10-03 00:15:56,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_init [2019-10-03 00:15:56,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_probe [2019-10-03 00:15:56,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_remove [2019-10-03 00:15:56,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_suspend [2019-10-03 00:15:56,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_resume [2019-10-03 00:15:56,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_init [2019-10-03 00:15:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_exit [2019-10-03 00:15:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vlsi_mod_exit_11_2 [2019-10-03 00:15:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_vlsi_mod_init_11_9 [2019-10-03 00:15:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-03 00:15:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-03 00:15:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-03 00:15:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-10-03 00:15:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_6_11_4 [2019-10-03 00:15:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_4_1 [2019-10-03 00:15:56,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-10-03 00:15:56,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-10-03 00:15:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_6_4 [2019-10-03 00:15:56,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_6_11_5 [2019-10-03 00:15:56,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-03 00:15:56,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-03 00:15:56,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-03 00:15:56,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-03 00:15:56,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_3_17 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_3_2 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_3_5 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_3_6 [2019-10-03 00:15:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_3_3 [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_3_8 [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_3_7 [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_3 [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_6_6 [2019-10-03 00:15:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:15:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_11 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_20 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_8_2 [2019-10-03 00:15:56,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_66 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_69 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_72 [2019-10-03 00:15:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_74 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_76 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_78 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_79 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_80 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_81 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_82 [2019-10-03 00:15:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_83 [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_84 [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_85 [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_86 [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-03 00:15:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-03 00:15:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:15:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-03 00:15:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-03 00:15:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:15:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:15:56,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:15:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:15:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-03 00:15:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:15:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:15:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 00:15:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-03 00:15:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-03 00:15:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-10-03 00:15:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-03 00:15:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-03 00:15:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 00:15:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 00:15:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_size [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 00:15:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:15:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:15:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:15:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:15:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:15:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:15:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:15:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:15:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-03 00:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_66 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_69 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_72 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_74 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_76 [2019-10-03 00:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-03 00:15:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-03 00:15:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-03 00:15:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 00:15:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 00:15:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 00:15:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-03 00:15:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 00:15:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-03 00:15:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-03 00:15:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-03 00:15:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-03 00:15:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-10-03 00:15:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 00:15:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-03 00:15:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 00:15:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:15:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:15:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:15:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 00:15:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:15:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-03 00:15:56,851 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-03 00:15:56,851 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-03 00:15:56,851 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-03 00:15:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-03 00:15:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:15:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2019-10-03 00:15:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2019-10-03 00:15:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_size [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:15:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_82 [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_84 [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 00:15:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-03 00:15:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 00:15:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_81 [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_83 [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 00:15:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 00:15:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 00:15:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-03 00:15:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-03 00:15:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_85 [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 00:15:56,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_86 [2019-10-03 00:15:56,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-03 00:15:56,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-03 00:15:56,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-03 00:15:56,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-03 00:15:56,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 00:15:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_78 [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_79 [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_80 [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-10-03 00:15:56,862 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_mtt [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure calc_width_bits [2019-10-03 00:15:56,863 INFO L130 BoogieDeclarations]: Found specification of procedure rd_is_active [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_activate [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_status [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_addr_status [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_count [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_status [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_addr [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_count [2019-10-03 00:15:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure ring_last [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure ring_put [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure ring_first [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure ring_get [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_reg_debug [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ring_debug [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_pdev [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ndev [2019-10-03 00:15:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ring [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_show [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_open [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_alloc_ring [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_free_ring [2019-10-03 00:15:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_create_hwif [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_destroy_hwif [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_rx [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_fill_rx [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_rx_interrupt [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_rx [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_tx [2019-10-03 00:15:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_set_baud [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_hard_start_xmit [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_interrupt [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_tx [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_clock [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_clock [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_clear_regs [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_init_chip [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_hw [2019-10-03 00:15:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_hw [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_timeout [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ioctl [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_interrupt [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_open [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_close [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_init [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_probe [2019-10-03 00:15:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_remove [2019-10-03 00:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_suspend [2019-10-03 00:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_resume [2019-10-03 00:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_init [2019-10-03 00:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_exit [2019-10-03 00:15:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vlsi_mod_exit_11_2 [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_vlsi_mod_init_11_9 [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-10-03 00:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_6_11_4 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_4_1 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_6_4 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_6_11_5 [2019-10-03 00:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-03 00:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-03 00:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-03 00:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-10-03 00:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-03 00:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_3_17 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_3_2 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_3_5 [2019-10-03 00:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_3_6 [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_3_3 [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_3_8 [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_3_7 [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_3 [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-03 00:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_6_6 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:15:56,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_11 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_20 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_8_2 [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-03 00:15:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-03 00:15:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-03 00:15:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:15:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-03 00:15:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-03 00:15:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:15:56,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:15:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:15:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-03 00:15:56,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:15:56,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-10-03 00:15:56,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:15:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:15:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:15:56,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-03 00:15:56,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_vlsi_irda_dev [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:15:56,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:15:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-03 00:15:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:15:56,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:15:56,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:15:56,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:15:56,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:15:56,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:15:56,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:16:01,144 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-03 00:16:01,565 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:16:15,132 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:16:15,135 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 00:16:15,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:16:15 BoogieIcfgContainer [2019-10-03 00:16:15,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:16:15,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:16:15,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:16:15,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:16:15,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:15:50" (1/3) ... [2019-10-03 00:16:15,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430be826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:16:15, skipping insertion in model container [2019-10-03 00:16:15,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:15:56" (2/3) ... [2019-10-03 00:16:15,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430be826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:16:15, skipping insertion in model container [2019-10-03 00:16:15,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:16:15" (3/3) ... [2019-10-03 00:16:15,152 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-vlsi_ir.cil.i [2019-10-03 00:16:15,167 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:16:15,184 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-03 00:16:15,212 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-03 00:16:15,258 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:16:15,258 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:16:15,258 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:16:15,258 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:16:15,258 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:16:15,258 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:16:15,259 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:16:15,259 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:16:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states. [2019-10-03 00:16:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-03 00:16:15,384 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:15,387 INFO L411 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] [2019-10-03 00:16:15,389 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]=== [2019-10-03 00:16:15,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:15,395 INFO L82 PathProgramCache]: Analyzing trace with hash 952193177, now seen corresponding path program 1 times [2019-10-03 00:16:15,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:15,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:15,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:15,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:15,530 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-10-03 00:16:16,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:16,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:16,648 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:16,653 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:16,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:16,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:16,672 INFO L87 Difference]: Start difference. First operand 3205 states. Second operand 3 states. [2019-10-03 00:16:23,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:23,578 INFO L93 Difference]: Finished difference Result 4798 states and 6228 transitions. [2019-10-03 00:16:23,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:16:23,581 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2019-10-03 00:16:23,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:23,665 INFO L225 Difference]: With dead ends: 4798 [2019-10-03 00:16:23,665 INFO L226 Difference]: Without dead ends: 4781 [2019-10-03 00:16:23,668 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:23,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4781 states. [2019-10-03 00:16:23,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4781 to 4777. [2019-10-03 00:16:23,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4777 states. [2019-10-03 00:16:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 4777 states and 6196 transitions. [2019-10-03 00:16:24,019 INFO L78 Accepts]: Start accepts. Automaton has 4777 states and 6196 transitions. Word has length 149 [2019-10-03 00:16:24,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:16:24,021 INFO L475 AbstractCegarLoop]: Abstraction has 4777 states and 6196 transitions. [2019-10-03 00:16:24,021 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:16:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 4777 states and 6196 transitions. [2019-10-03 00:16:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-10-03 00:16:24,026 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:24,026 INFO L411 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] [2019-10-03 00:16:24,027 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]=== [2019-10-03 00:16:24,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:24,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1226164248, now seen corresponding path program 1 times [2019-10-03 00:16:24,027 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:24,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:24,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:24,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:24,048 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-10-03 00:16:24,491 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:24,491 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:24,492 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:24,494 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:24,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:24,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:24,495 INFO L87 Difference]: Start difference. First operand 4777 states and 6196 transitions. Second operand 3 states. [2019-10-03 00:16:28,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:28,406 INFO L93 Difference]: Finished difference Result 9091 states and 11819 transitions. [2019-10-03 00:16:28,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:16:28,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2019-10-03 00:16:28,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:28,469 INFO L225 Difference]: With dead ends: 9091 [2019-10-03 00:16:28,469 INFO L226 Difference]: Without dead ends: 9091 [2019-10-03 00:16:28,471 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:28,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9091 states. [2019-10-03 00:16:28,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9091 to 9049. [2019-10-03 00:16:28,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9049 states. [2019-10-03 00:16:28,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9049 states to 9049 states and 11760 transitions. [2019-10-03 00:16:28,869 INFO L78 Accepts]: Start accepts. Automaton has 9049 states and 11760 transitions. Word has length 157 [2019-10-03 00:16:28,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:16:28,871 INFO L475 AbstractCegarLoop]: Abstraction has 9049 states and 11760 transitions. [2019-10-03 00:16:28,871 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:16:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 9049 states and 11760 transitions. [2019-10-03 00:16:28,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-10-03 00:16:28,883 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:28,884 INFO L411 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] [2019-10-03 00:16:28,884 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]=== [2019-10-03 00:16:28,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:28,885 INFO L82 PathProgramCache]: Analyzing trace with hash -68074090, now seen corresponding path program 1 times [2019-10-03 00:16:28,885 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:28,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:28,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:28,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:28,910 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-10-03 00:16:29,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:29,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:16:29,416 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:29,417 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:16:29,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:16:29,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:16:29,418 INFO L87 Difference]: Start difference. First operand 9049 states and 11760 transitions. Second operand 6 states. [2019-10-03 00:16:39,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:39,192 INFO L93 Difference]: Finished difference Result 25217 states and 32714 transitions. [2019-10-03 00:16:39,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:16:39,193 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2019-10-03 00:16:39,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:39,334 INFO L225 Difference]: With dead ends: 25217 [2019-10-03 00:16:39,334 INFO L226 Difference]: Without dead ends: 25217 [2019-10-03 00:16:39,334 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:16:39,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25217 states. [2019-10-03 00:16:40,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25217 to 25109. [2019-10-03 00:16:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25109 states. [2019-10-03 00:16:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25109 states to 25109 states and 32560 transitions. [2019-10-03 00:16:40,240 INFO L78 Accepts]: Start accepts. Automaton has 25109 states and 32560 transitions. Word has length 163 [2019-10-03 00:16:40,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:16:40,241 INFO L475 AbstractCegarLoop]: Abstraction has 25109 states and 32560 transitions. [2019-10-03 00:16:40,241 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:16:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 25109 states and 32560 transitions. [2019-10-03 00:16:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-10-03 00:16:40,251 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:40,251 INFO L411 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] [2019-10-03 00:16:40,251 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]=== [2019-10-03 00:16:40,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:40,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1860720681, now seen corresponding path program 1 times [2019-10-03 00:16:40,253 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:40,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:40,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:40,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:40,273 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2019-10-03 00:16:40,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:40,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:40,914 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:40,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:40,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:40,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:40,916 INFO L87 Difference]: Start difference. First operand 25109 states and 32560 transitions. Second operand 3 states. [2019-10-03 00:16:46,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:46,782 INFO L93 Difference]: Finished difference Result 39538 states and 51069 transitions. [2019-10-03 00:16:46,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:16:46,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2019-10-03 00:16:46,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:46,970 INFO L225 Difference]: With dead ends: 39538 [2019-10-03 00:16:46,971 INFO L226 Difference]: Without dead ends: 39538 [2019-10-03 00:16:46,971 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:47,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39538 states. [2019-10-03 00:16:47,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39538 to 39466. [2019-10-03 00:16:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39466 states. [2019-10-03 00:16:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39466 states to 39466 states and 50964 transitions. [2019-10-03 00:16:48,045 INFO L78 Accepts]: Start accepts. Automaton has 39466 states and 50964 transitions. Word has length 244 [2019-10-03 00:16:48,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:16:48,048 INFO L475 AbstractCegarLoop]: Abstraction has 39466 states and 50964 transitions. [2019-10-03 00:16:48,048 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:16:48,048 INFO L276 IsEmpty]: Start isEmpty. Operand 39466 states and 50964 transitions. [2019-10-03 00:16:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-03 00:16:48,056 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:48,056 INFO L411 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] [2019-10-03 00:16:48,056 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]=== [2019-10-03 00:16:48,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:48,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1017230476, now seen corresponding path program 1 times [2019-10-03 00:16:48,057 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:48,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:48,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:48,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:48,076 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2019-10-03 00:16:50,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:50,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:50,104 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:50,105 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:50,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:50,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:50,105 INFO L87 Difference]: Start difference. First operand 39466 states and 50964 transitions. Second operand 3 states. [2019-10-03 00:16:53,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:53,346 INFO L93 Difference]: Finished difference Result 54637 states and 70149 transitions. [2019-10-03 00:16:53,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:16:53,346 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2019-10-03 00:16:53,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:53,572 INFO L225 Difference]: With dead ends: 54637 [2019-10-03 00:16:53,573 INFO L226 Difference]: Without dead ends: 54637 [2019-10-03 00:16:53,573 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:53,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54637 states. [2019-10-03 00:16:54,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54637 to 54565. [2019-10-03 00:16:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54565 states. [2019-10-03 00:16:55,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54565 states to 54565 states and 70044 transitions. [2019-10-03 00:16:55,351 INFO L78 Accepts]: Start accepts. Automaton has 54565 states and 70044 transitions. Word has length 220 [2019-10-03 00:16:55,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:16:55,352 INFO L475 AbstractCegarLoop]: Abstraction has 54565 states and 70044 transitions. [2019-10-03 00:16:55,352 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:16:55,352 INFO L276 IsEmpty]: Start isEmpty. Operand 54565 states and 70044 transitions. [2019-10-03 00:16:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-10-03 00:16:55,363 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:55,364 INFO L411 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] [2019-10-03 00:16:55,364 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]=== [2019-10-03 00:16:55,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:55,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1467447338, now seen corresponding path program 1 times [2019-10-03 00:16:55,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:55,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:55,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:55,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:55,383 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-10-03 00:16:55,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:55,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:55,892 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:55,893 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:55,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:55,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:55,894 INFO L87 Difference]: Start difference. First operand 54565 states and 70044 transitions. Second operand 3 states. [2019-10-03 00:16:58,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:16:58,308 INFO L93 Difference]: Finished difference Result 65155 states and 83203 transitions. [2019-10-03 00:16:58,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:16:58,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2019-10-03 00:16:58,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:16:58,522 INFO L225 Difference]: With dead ends: 65155 [2019-10-03 00:16:58,522 INFO L226 Difference]: Without dead ends: 65155 [2019-10-03 00:16:58,523 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:58,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65155 states. [2019-10-03 00:16:59,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65155 to 65083. [2019-10-03 00:16:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65083 states. [2019-10-03 00:17:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65083 states to 65083 states and 83098 transitions. [2019-10-03 00:17:02,084 INFO L78 Accepts]: Start accepts. Automaton has 65083 states and 83098 transitions. Word has length 214 [2019-10-03 00:17:02,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:02,084 INFO L475 AbstractCegarLoop]: Abstraction has 65083 states and 83098 transitions. [2019-10-03 00:17:02,084 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 65083 states and 83098 transitions. [2019-10-03 00:17:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-10-03 00:17:02,090 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:02,090 INFO L411 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] [2019-10-03 00:17:02,091 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]=== [2019-10-03 00:17:02,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:02,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1107025184, now seen corresponding path program 1 times [2019-10-03 00:17:02,092 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:02,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:02,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:02,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:02,105 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-10-03 00:17:02,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:02,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:02,569 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:02,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:02,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:02,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:02,570 INFO L87 Difference]: Start difference. First operand 65083 states and 83098 transitions. Second operand 3 states. [2019-10-03 00:17:04,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:04,667 INFO L93 Difference]: Finished difference Result 82859 states and 105829 transitions. [2019-10-03 00:17:04,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:04,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2019-10-03 00:17:04,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:04,896 INFO L225 Difference]: With dead ends: 82859 [2019-10-03 00:17:04,896 INFO L226 Difference]: Without dead ends: 82859 [2019-10-03 00:17:04,897 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:04,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82859 states. [2019-10-03 00:17:06,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82859 to 82787. [2019-10-03 00:17:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82787 states. [2019-10-03 00:17:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82787 states to 82787 states and 105724 transitions. [2019-10-03 00:17:06,472 INFO L78 Accepts]: Start accepts. Automaton has 82787 states and 105724 transitions. Word has length 212 [2019-10-03 00:17:06,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:06,473 INFO L475 AbstractCegarLoop]: Abstraction has 82787 states and 105724 transitions. [2019-10-03 00:17:06,473 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 82787 states and 105724 transitions. [2019-10-03 00:17:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-10-03 00:17:06,481 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:06,482 INFO L411 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] [2019-10-03 00:17:06,482 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]=== [2019-10-03 00:17:06,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:06,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1238532988, now seen corresponding path program 1 times [2019-10-03 00:17:06,483 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:06,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:06,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:06,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:06,497 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-10-03 00:17:06,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:06,896 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:06,896 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:06,897 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:06,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:06,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:06,897 INFO L87 Difference]: Start difference. First operand 82787 states and 105724 transitions. Second operand 5 states. [2019-10-03 00:17:07,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:07,386 INFO L93 Difference]: Finished difference Result 82791 states and 105727 transitions. [2019-10-03 00:17:07,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:07,386 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2019-10-03 00:17:07,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:07,569 INFO L225 Difference]: With dead ends: 82791 [2019-10-03 00:17:07,570 INFO L226 Difference]: Without dead ends: 82791 [2019-10-03 00:17:07,570 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:07,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82791 states. [2019-10-03 00:17:09,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82791 to 82791. [2019-10-03 00:17:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82791 states. [2019-10-03 00:17:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82791 states to 82791 states and 105727 transitions. [2019-10-03 00:17:09,296 INFO L78 Accepts]: Start accepts. Automaton has 82791 states and 105727 transitions. Word has length 211 [2019-10-03 00:17:09,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:09,297 INFO L475 AbstractCegarLoop]: Abstraction has 82791 states and 105727 transitions. [2019-10-03 00:17:09,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 82791 states and 105727 transitions. [2019-10-03 00:17:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-03 00:17:09,306 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:09,306 INFO L411 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] [2019-10-03 00:17:09,307 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]=== [2019-10-03 00:17:09,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:09,307 INFO L82 PathProgramCache]: Analyzing trace with hash -505596787, now seen corresponding path program 1 times [2019-10-03 00:17:09,307 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:09,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:09,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:09,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:09,322 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-10-03 00:17:09,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:09,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:09,734 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:09,736 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:09,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:09,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:09,736 INFO L87 Difference]: Start difference. First operand 82791 states and 105727 transitions. Second operand 5 states. [2019-10-03 00:17:10,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:10,168 INFO L93 Difference]: Finished difference Result 82795 states and 105730 transitions. [2019-10-03 00:17:10,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:10,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-03 00:17:10,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:10,389 INFO L225 Difference]: With dead ends: 82795 [2019-10-03 00:17:10,390 INFO L226 Difference]: Without dead ends: 82795 [2019-10-03 00:17:10,390 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:10,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82795 states. [2019-10-03 00:17:13,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82795 to 82795. [2019-10-03 00:17:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82795 states. [2019-10-03 00:17:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82795 states to 82795 states and 105730 transitions. [2019-10-03 00:17:13,794 INFO L78 Accepts]: Start accepts. Automaton has 82795 states and 105730 transitions. Word has length 216 [2019-10-03 00:17:13,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:13,795 INFO L475 AbstractCegarLoop]: Abstraction has 82795 states and 105730 transitions. [2019-10-03 00:17:13,795 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 82795 states and 105730 transitions. [2019-10-03 00:17:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-10-03 00:17:13,803 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:13,804 INFO L411 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] [2019-10-03 00:17:13,804 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]=== [2019-10-03 00:17:13,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:13,804 INFO L82 PathProgramCache]: Analyzing trace with hash -419914276, now seen corresponding path program 1 times [2019-10-03 00:17:13,805 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:13,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:13,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:13,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:13,818 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-10-03 00:17:14,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:14,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:14,241 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:14,242 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:14,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:14,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:14,242 INFO L87 Difference]: Start difference. First operand 82795 states and 105730 transitions. Second operand 5 states. [2019-10-03 00:17:14,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:14,752 INFO L93 Difference]: Finished difference Result 82799 states and 105733 transitions. [2019-10-03 00:17:14,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:14,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 221 [2019-10-03 00:17:14,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:15,012 INFO L225 Difference]: With dead ends: 82799 [2019-10-03 00:17:15,012 INFO L226 Difference]: Without dead ends: 82799 [2019-10-03 00:17:15,012 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:15,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82799 states. [2019-10-03 00:17:16,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82799 to 82799. [2019-10-03 00:17:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82799 states. [2019-10-03 00:17:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82799 states to 82799 states and 105733 transitions. [2019-10-03 00:17:16,711 INFO L78 Accepts]: Start accepts. Automaton has 82799 states and 105733 transitions. Word has length 221 [2019-10-03 00:17:16,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:16,711 INFO L475 AbstractCegarLoop]: Abstraction has 82799 states and 105733 transitions. [2019-10-03 00:17:16,711 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 82799 states and 105733 transitions. [2019-10-03 00:17:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-03 00:17:16,721 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:16,721 INFO L411 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] [2019-10-03 00:17:16,721 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]=== [2019-10-03 00:17:16,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:16,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1904032339, now seen corresponding path program 1 times [2019-10-03 00:17:16,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:16,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:16,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:16,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:16,737 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2019-10-03 00:17:17,161 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:17,161 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:17,161 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:17,162 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:17,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:17,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:17,163 INFO L87 Difference]: Start difference. First operand 82799 states and 105733 transitions. Second operand 5 states. [2019-10-03 00:17:17,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:17,673 INFO L93 Difference]: Finished difference Result 82803 states and 105736 transitions. [2019-10-03 00:17:17,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:17,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2019-10-03 00:17:17,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:18,663 INFO L225 Difference]: With dead ends: 82803 [2019-10-03 00:17:18,664 INFO L226 Difference]: Without dead ends: 82803 [2019-10-03 00:17:18,664 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:18,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82803 states. [2019-10-03 00:17:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82803 to 82803. [2019-10-03 00:17:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82803 states. [2019-10-03 00:17:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82803 states to 82803 states and 105736 transitions. [2019-10-03 00:17:19,839 INFO L78 Accepts]: Start accepts. Automaton has 82803 states and 105736 transitions. Word has length 226 [2019-10-03 00:17:19,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:19,840 INFO L475 AbstractCegarLoop]: Abstraction has 82803 states and 105736 transitions. [2019-10-03 00:17:19,840 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 82803 states and 105736 transitions. [2019-10-03 00:17:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-03 00:17:19,848 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:19,848 INFO L411 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] [2019-10-03 00:17:19,848 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]=== [2019-10-03 00:17:19,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:19,849 INFO L82 PathProgramCache]: Analyzing trace with hash -17108932, now seen corresponding path program 1 times [2019-10-03 00:17:19,849 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:19,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:19,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:19,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:19,864 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2019-10-03 00:17:20,294 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:20,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:20,294 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:20,295 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:20,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:20,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:20,296 INFO L87 Difference]: Start difference. First operand 82803 states and 105736 transitions. Second operand 5 states. [2019-10-03 00:17:20,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:20,827 INFO L93 Difference]: Finished difference Result 82807 states and 105739 transitions. [2019-10-03 00:17:20,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:20,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 231 [2019-10-03 00:17:20,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:21,103 INFO L225 Difference]: With dead ends: 82807 [2019-10-03 00:17:21,104 INFO L226 Difference]: Without dead ends: 82807 [2019-10-03 00:17:21,104 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:21,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82807 states. [2019-10-03 00:17:24,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82807 to 82807. [2019-10-03 00:17:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82807 states. [2019-10-03 00:17:24,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82807 states to 82807 states and 105739 transitions. [2019-10-03 00:17:24,515 INFO L78 Accepts]: Start accepts. Automaton has 82807 states and 105739 transitions. Word has length 231 [2019-10-03 00:17:24,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:24,516 INFO L475 AbstractCegarLoop]: Abstraction has 82807 states and 105739 transitions. [2019-10-03 00:17:24,516 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 82807 states and 105739 transitions. [2019-10-03 00:17:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-10-03 00:17:24,521 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:24,521 INFO L411 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] [2019-10-03 00:17:24,522 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]=== [2019-10-03 00:17:24,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:24,522 INFO L82 PathProgramCache]: Analyzing trace with hash -2012490383, now seen corresponding path program 1 times [2019-10-03 00:17:24,522 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:24,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:24,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:24,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:24,536 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:24,971 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-10-03 00:17:24,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:24,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:24,972 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:24,972 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:24,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:24,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:24,973 INFO L87 Difference]: Start difference. First operand 82807 states and 105739 transitions. Second operand 5 states. [2019-10-03 00:17:45,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:45,128 INFO L93 Difference]: Finished difference Result 93354 states and 119473 transitions. [2019-10-03 00:17:45,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:17:45,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 242 [2019-10-03 00:17:45,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:47,310 INFO L225 Difference]: With dead ends: 93354 [2019-10-03 00:17:47,311 INFO L226 Difference]: Without dead ends: 93354 [2019-10-03 00:17:47,311 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-03 00:17:47,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93354 states. [2019-10-03 00:17:48,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93354 to 93262. [2019-10-03 00:17:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93262 states. [2019-10-03 00:17:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93262 states to 93262 states and 119353 transitions. [2019-10-03 00:17:48,740 INFO L78 Accepts]: Start accepts. Automaton has 93262 states and 119353 transitions. Word has length 242 [2019-10-03 00:17:48,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:48,740 INFO L475 AbstractCegarLoop]: Abstraction has 93262 states and 119353 transitions. [2019-10-03 00:17:48,740 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:48,740 INFO L276 IsEmpty]: Start isEmpty. Operand 93262 states and 119353 transitions. [2019-10-03 00:17:48,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-10-03 00:17:48,746 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:48,747 INFO L411 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] [2019-10-03 00:17:48,747 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]=== [2019-10-03 00:17:48,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:48,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1188094259, now seen corresponding path program 1 times [2019-10-03 00:17:48,748 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:48,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:48,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:48,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:48,759 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2019-10-03 00:17:49,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:49,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:49,226 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:49,227 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:49,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:49,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:49,228 INFO L87 Difference]: Start difference. First operand 93262 states and 119353 transitions. Second operand 5 states. [2019-10-03 00:17:49,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:49,760 INFO L93 Difference]: Finished difference Result 93266 states and 119356 transitions. [2019-10-03 00:17:49,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:49,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2019-10-03 00:17:49,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:49,996 INFO L225 Difference]: With dead ends: 93266 [2019-10-03 00:17:49,996 INFO L226 Difference]: Without dead ends: 93266 [2019-10-03 00:17:49,997 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:50,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93266 states. [2019-10-03 00:17:51,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93266 to 93266. [2019-10-03 00:17:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93266 states. [2019-10-03 00:17:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93266 states to 93266 states and 119356 transitions. [2019-10-03 00:17:51,805 INFO L78 Accepts]: Start accepts. Automaton has 93266 states and 119356 transitions. Word has length 236 [2019-10-03 00:17:51,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:51,805 INFO L475 AbstractCegarLoop]: Abstraction has 93266 states and 119356 transitions. [2019-10-03 00:17:51,805 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 93266 states and 119356 transitions. [2019-10-03 00:17:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-10-03 00:17:51,818 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:51,818 INFO L411 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] [2019-10-03 00:17:51,818 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]=== [2019-10-03 00:17:51,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:51,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1717558552, now seen corresponding path program 1 times [2019-10-03 00:17:51,819 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:51,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:51,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:51,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:51,832 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:52,203 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-10-03 00:17:52,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:52,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:52,204 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:52,204 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:52,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:52,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:52,205 INFO L87 Difference]: Start difference. First operand 93266 states and 119356 transitions. Second operand 5 states. [2019-10-03 00:18:20,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:18:20,364 INFO L93 Difference]: Finished difference Result 103721 states and 132985 transitions. [2019-10-03 00:18:20,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:18:20,365 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2019-10-03 00:18:20,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:18:20,654 INFO L225 Difference]: With dead ends: 103721 [2019-10-03 00:18:20,655 INFO L226 Difference]: Without dead ends: 103721 [2019-10-03 00:18:20,655 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-03 00:18:20,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103721 states. [2019-10-03 00:18:24,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103721 to 103625. [2019-10-03 00:18:24,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103625 states. [2019-10-03 00:18:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103625 states to 103625 states and 132862 transitions. [2019-10-03 00:18:24,395 INFO L78 Accepts]: Start accepts. Automaton has 103625 states and 132862 transitions. Word has length 247 [2019-10-03 00:18:24,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:18:24,395 INFO L475 AbstractCegarLoop]: Abstraction has 103625 states and 132862 transitions. [2019-10-03 00:18:24,395 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:18:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 103625 states and 132862 transitions. [2019-10-03 00:18:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-10-03 00:18:24,404 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:18:24,404 INFO L411 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] [2019-10-03 00:18:24,404 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]=== [2019-10-03 00:18:24,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:18:24,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1242334564, now seen corresponding path program 1 times [2019-10-03 00:18:24,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:18:24,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:24,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:18:24,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:24,419 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:18:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:18:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2019-10-03 00:18:24,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:18:24,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:18:24,817 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:18:24,818 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:18:24,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:18:24,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:18:24,818 INFO L87 Difference]: Start difference. First operand 103625 states and 132862 transitions. Second operand 5 states. [2019-10-03 00:18:25,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:18:25,277 INFO L93 Difference]: Finished difference Result 103629 states and 132865 transitions. [2019-10-03 00:18:25,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:18:25,277 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 241 [2019-10-03 00:18:25,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:18:25,563 INFO L225 Difference]: With dead ends: 103629 [2019-10-03 00:18:25,563 INFO L226 Difference]: Without dead ends: 103629 [2019-10-03 00:18:25,564 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:18:25,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103629 states. [2019-10-03 00:18:27,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103629 to 103629. [2019-10-03 00:18:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103629 states. [2019-10-03 00:18:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103629 states to 103629 states and 132865 transitions. [2019-10-03 00:18:27,616 INFO L78 Accepts]: Start accepts. Automaton has 103629 states and 132865 transitions. Word has length 241 [2019-10-03 00:18:27,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:18:27,616 INFO L475 AbstractCegarLoop]: Abstraction has 103629 states and 132865 transitions. [2019-10-03 00:18:27,617 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:18:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 103629 states and 132865 transitions. [2019-10-03 00:18:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-10-03 00:18:27,624 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:18:27,624 INFO L411 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] [2019-10-03 00:18:27,625 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]=== [2019-10-03 00:18:27,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:18:27,625 INFO L82 PathProgramCache]: Analyzing trace with hash 977516463, now seen corresponding path program 1 times [2019-10-03 00:18:27,625 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:18:27,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:27,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:18:27,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:27,636 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:18:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:18:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-03 00:18:28,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:18:28,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:18:28,064 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:18:28,064 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:18:28,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:18:28,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:18:28,065 INFO L87 Difference]: Start difference. First operand 103629 states and 132865 transitions. Second operand 5 states. [2019-10-03 00:18:50,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:18:50,542 INFO L93 Difference]: Finished difference Result 114040 states and 146281 transitions. [2019-10-03 00:18:50,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:18:50,546 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2019-10-03 00:18:50,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:18:50,848 INFO L225 Difference]: With dead ends: 114040 [2019-10-03 00:18:50,848 INFO L226 Difference]: Without dead ends: 114040 [2019-10-03 00:18:50,848 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:18:50,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114040 states. [2019-10-03 00:18:52,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114040 to 113940. [2019-10-03 00:18:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113940 states. [2019-10-03 00:18:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113940 states to 113940 states and 146155 transitions. [2019-10-03 00:18:52,599 INFO L78 Accepts]: Start accepts. Automaton has 113940 states and 146155 transitions. Word has length 251 [2019-10-03 00:18:52,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:18:52,599 INFO L475 AbstractCegarLoop]: Abstraction has 113940 states and 146155 transitions. [2019-10-03 00:18:52,599 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:18:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 113940 states and 146155 transitions. [2019-10-03 00:18:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-10-03 00:18:52,606 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:18:52,607 INFO L411 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] [2019-10-03 00:18:52,607 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]=== [2019-10-03 00:18:52,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:18:52,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1106755603, now seen corresponding path program 1 times [2019-10-03 00:18:52,608 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:18:52,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:52,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:18:52,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:52,621 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:18:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:18:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2019-10-03 00:18:52,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:18:52,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:18:52,965 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:18:52,965 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:18:52,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:18:52,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:18:52,966 INFO L87 Difference]: Start difference. First operand 113940 states and 146155 transitions. Second operand 5 states. [2019-10-03 00:18:53,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:18:53,469 INFO L93 Difference]: Finished difference Result 126846 states and 161236 transitions. [2019-10-03 00:18:53,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:18:53,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2019-10-03 00:18:53,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:18:53,832 INFO L225 Difference]: With dead ends: 126846 [2019-10-03 00:18:53,832 INFO L226 Difference]: Without dead ends: 126846 [2019-10-03 00:18:53,833 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:18:53,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126846 states. [2019-10-03 00:18:55,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126846 to 126846. [2019-10-03 00:18:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126846 states. [2019-10-03 00:18:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126846 states to 126846 states and 161236 transitions. [2019-10-03 00:18:56,237 INFO L78 Accepts]: Start accepts. Automaton has 126846 states and 161236 transitions. Word has length 246 [2019-10-03 00:18:56,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:18:56,238 INFO L475 AbstractCegarLoop]: Abstraction has 126846 states and 161236 transitions. [2019-10-03 00:18:56,238 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:18:56,238 INFO L276 IsEmpty]: Start isEmpty. Operand 126846 states and 161236 transitions. [2019-10-03 00:18:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-03 00:18:56,252 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:18:56,253 INFO L411 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] [2019-10-03 00:18:56,253 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]=== [2019-10-03 00:18:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:18:56,253 INFO L82 PathProgramCache]: Analyzing trace with hash 2146547862, now seen corresponding path program 1 times [2019-10-03 00:18:56,254 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:18:56,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:56,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:18:56,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:18:56,267 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:18:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:18:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2019-10-03 00:18:56,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:18:56,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:18:56,679 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:18:56,680 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:18:56,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:18:56,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:18:56,681 INFO L87 Difference]: Start difference. First operand 126846 states and 161236 transitions. Second operand 5 states. [2019-10-03 00:19:16,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:19:16,750 INFO L93 Difference]: Finished difference Result 138533 states and 176469 transitions. [2019-10-03 00:19:16,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:19:16,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-10-03 00:19:16,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:19:17,240 INFO L225 Difference]: With dead ends: 138533 [2019-10-03 00:19:17,240 INFO L226 Difference]: Without dead ends: 138533 [2019-10-03 00:19:17,242 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-03 00:19:17,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138533 states. [2019-10-03 00:19:21,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138533 to 138429. [2019-10-03 00:19:21,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138429 states. [2019-10-03 00:19:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138429 states to 138429 states and 176340 transitions. [2019-10-03 00:19:22,176 INFO L78 Accepts]: Start accepts. Automaton has 138429 states and 176340 transitions. Word has length 256 [2019-10-03 00:19:22,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:19:22,177 INFO L475 AbstractCegarLoop]: Abstraction has 138429 states and 176340 transitions. [2019-10-03 00:19:22,177 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:19:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 138429 states and 176340 transitions. [2019-10-03 00:19:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-10-03 00:19:22,185 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:19:22,186 INFO L411 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] [2019-10-03 00:19:22,186 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]=== [2019-10-03 00:19:22,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:19:22,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1467759868, now seen corresponding path program 1 times [2019-10-03 00:19:22,187 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:19:22,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:22,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:19:22,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:22,199 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:19:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:19:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2019-10-03 00:19:22,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:19:22,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:19:22,537 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:19:22,537 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:19:22,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:19:22,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:19:22,538 INFO L87 Difference]: Start difference. First operand 138429 states and 176340 transitions. Second operand 5 states. [2019-10-03 00:19:23,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:19:23,686 INFO L93 Difference]: Finished difference Result 138433 states and 176343 transitions. [2019-10-03 00:19:23,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:19:23,686 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2019-10-03 00:19:23,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:19:24,072 INFO L225 Difference]: With dead ends: 138433 [2019-10-03 00:19:24,072 INFO L226 Difference]: Without dead ends: 138433 [2019-10-03 00:19:24,072 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:19:24,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138433 states. [2019-10-03 00:19:25,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138433 to 138433. [2019-10-03 00:19:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138433 states. [2019-10-03 00:19:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138433 states to 138433 states and 176343 transitions. [2019-10-03 00:19:30,558 INFO L78 Accepts]: Start accepts. Automaton has 138433 states and 176343 transitions. Word has length 251 [2019-10-03 00:19:30,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:19:30,558 INFO L475 AbstractCegarLoop]: Abstraction has 138433 states and 176343 transitions. [2019-10-03 00:19:30,558 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:19:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 138433 states and 176343 transitions. [2019-10-03 00:19:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-10-03 00:19:30,565 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:19:30,566 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 10, 9, 9, 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, 1, 1, 1, 1] [2019-10-03 00:19:30,566 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]=== [2019-10-03 00:19:30,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:19:30,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1039563904, now seen corresponding path program 1 times [2019-10-03 00:19:30,567 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:19:30,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:30,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:19:30,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:30,578 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:19:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:19:30,893 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2019-10-03 00:19:30,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:19:30,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:19:30,894 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:19:30,895 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:19:30,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:19:30,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:19:30,895 INFO L87 Difference]: Start difference. First operand 138433 states and 176343 transitions. Second operand 3 states. [2019-10-03 00:19:35,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:19:35,476 INFO L93 Difference]: Finished difference Result 204769 states and 260553 transitions. [2019-10-03 00:19:35,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:19:35,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 285 [2019-10-03 00:19:35,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:19:36,052 INFO L225 Difference]: With dead ends: 204769 [2019-10-03 00:19:36,052 INFO L226 Difference]: Without dead ends: 204769 [2019-10-03 00:19:36,052 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:19:36,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204769 states. [2019-10-03 00:19:38,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204769 to 204710. [2019-10-03 00:19:38,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204710 states. [2019-10-03 00:19:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204710 states to 204710 states and 260494 transitions. [2019-10-03 00:19:39,426 INFO L78 Accepts]: Start accepts. Automaton has 204710 states and 260494 transitions. Word has length 285 [2019-10-03 00:19:39,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:19:39,427 INFO L475 AbstractCegarLoop]: Abstraction has 204710 states and 260494 transitions. [2019-10-03 00:19:39,427 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:19:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 204710 states and 260494 transitions. [2019-10-03 00:19:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-03 00:19:39,434 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:19:39,434 INFO L411 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] [2019-10-03 00:19:39,434 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]=== [2019-10-03 00:19:39,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:19:39,435 INFO L82 PathProgramCache]: Analyzing trace with hash -2118899443, now seen corresponding path program 1 times [2019-10-03 00:19:39,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:19:39,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:39,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:19:39,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:39,445 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:19:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:19:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2019-10-03 00:19:40,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:19:40,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:19:40,584 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:19:40,584 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:19:40,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:19:40,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:19:40,585 INFO L87 Difference]: Start difference. First operand 204710 states and 260494 transitions. Second operand 5 states. [2019-10-03 00:19:41,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:19:41,351 INFO L93 Difference]: Finished difference Result 204714 states and 260497 transitions. [2019-10-03 00:19:41,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:19:41,353 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-10-03 00:19:41,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:19:41,951 INFO L225 Difference]: With dead ends: 204714 [2019-10-03 00:19:41,951 INFO L226 Difference]: Without dead ends: 204714 [2019-10-03 00:19:41,951 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:19:42,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204714 states. [2019-10-03 00:19:48,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204714 to 204714. [2019-10-03 00:19:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204714 states. [2019-10-03 00:19:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204714 states to 204714 states and 260497 transitions. [2019-10-03 00:19:49,274 INFO L78 Accepts]: Start accepts. Automaton has 204714 states and 260497 transitions. Word has length 256 [2019-10-03 00:19:49,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:19:49,275 INFO L475 AbstractCegarLoop]: Abstraction has 204714 states and 260497 transitions. [2019-10-03 00:19:49,275 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:19:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 204714 states and 260497 transitions. [2019-10-03 00:19:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-03 00:19:49,282 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:19:49,282 INFO L411 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] [2019-10-03 00:19:49,282 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]=== [2019-10-03 00:19:49,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:19:49,283 INFO L82 PathProgramCache]: Analyzing trace with hash -183354790, now seen corresponding path program 1 times [2019-10-03 00:19:49,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:19:49,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:49,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:19:49,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:19:49,294 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:19:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:19:49,565 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2019-10-03 00:19:49,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:19:49,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:19:49,566 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:19:49,566 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:19:49,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:19:49,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:19:49,567 INFO L87 Difference]: Start difference. First operand 204714 states and 260497 transitions. Second operand 3 states. [2019-10-03 00:19:55,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:19:55,116 INFO L93 Difference]: Finished difference Result 270935 states and 344500 transitions. [2019-10-03 00:19:55,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:19:55,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2019-10-03 00:19:55,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:19:55,902 INFO L225 Difference]: With dead ends: 270935 [2019-10-03 00:19:55,902 INFO L226 Difference]: Without dead ends: 270935 [2019-10-03 00:19:55,903 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:19:56,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270935 states. [2019-10-03 00:20:04,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270935 to 270931. [2019-10-03 00:20:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270931 states. [2019-10-03 00:20:04,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270931 states to 270931 states and 344498 transitions. [2019-10-03 00:20:04,730 INFO L78 Accepts]: Start accepts. Automaton has 270931 states and 344498 transitions. Word has length 261 [2019-10-03 00:20:04,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:20:04,730 INFO L475 AbstractCegarLoop]: Abstraction has 270931 states and 344498 transitions. [2019-10-03 00:20:04,730 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:20:04,730 INFO L276 IsEmpty]: Start isEmpty. Operand 270931 states and 344498 transitions. [2019-10-03 00:20:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-03 00:20:04,738 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:20:04,739 INFO L411 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] [2019-10-03 00:20:04,739 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]=== [2019-10-03 00:20:04,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:20:04,739 INFO L82 PathProgramCache]: Analyzing trace with hash -156289188, now seen corresponding path program 1 times [2019-10-03 00:20:04,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:20:04,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:20:04,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:20:04,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:20:04,748 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:20:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:20:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2019-10-03 00:20:05,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:20:05,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:20:05,087 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:20:05,088 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:20:05,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:20:05,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:20:05,096 INFO L87 Difference]: Start difference. First operand 270931 states and 344498 transitions. Second operand 5 states. [2019-10-03 00:20:06,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:20:06,049 INFO L93 Difference]: Finished difference Result 270935 states and 344501 transitions. [2019-10-03 00:20:06,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:20:06,049 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-10-03 00:20:06,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:20:06,823 INFO L225 Difference]: With dead ends: 270935 [2019-10-03 00:20:06,823 INFO L226 Difference]: Without dead ends: 270935 [2019-10-03 00:20:06,824 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:20:07,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270935 states. [2019-10-03 00:20:15,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270935 to 270935. [2019-10-03 00:20:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270935 states. [2019-10-03 00:20:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270935 states to 270935 states and 344501 transitions. [2019-10-03 00:20:16,144 INFO L78 Accepts]: Start accepts. Automaton has 270935 states and 344501 transitions. Word has length 261 [2019-10-03 00:20:16,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:20:16,145 INFO L475 AbstractCegarLoop]: Abstraction has 270935 states and 344501 transitions. [2019-10-03 00:20:16,145 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:20:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 270935 states and 344501 transitions. [2019-10-03 00:20:16,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-10-03 00:20:16,153 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:20:16,153 INFO L411 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] [2019-10-03 00:20:16,153 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]=== [2019-10-03 00:20:16,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:20:16,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1890696735, now seen corresponding path program 1 times [2019-10-03 00:20:16,154 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:20:16,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:20:16,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:20:16,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:20:16,163 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:20:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:20:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-10-03 00:20:17,455 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 00:20:17,455 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 00:20:17,456 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 273 with the following transitions: [2019-10-03 00:20:17,459 INFO L207 CegarAbsIntRunner]: [345], [348], [349], [688], [690], [691], [731], [733], [735], [742], [744], [843], [845], [846], [884], [1216], [1217], [1835], [1837], [1879], [2427], [2429], [2432], [2446], [2452], [2526], [2531], [2536], [2541], [2546], [2551], [2554], [2556], [2561], [2566], [2569], [2571], [2574], [2640], [2643], [2670], [2672], [2722], [2723], [2724], [2725], [2728], [2731], [2736], [2741], [2746], [2751], [2754], [2882], [2889], [2892], [2905], [2907], [2909], [2911], [2913], [2915], [2917], [2919], [2921], [2923], [2925], [2927], [2929], [2930], [3326], [3365], [3366], [3868], [3870], [3872], [3877], [3878], [3889], [3892], [3898], [3900], [4315], [4316], [4525], [4655], [4656], [4762], [4764], [4770], [4773], [4776], [4779], [5264], [5265], [5628], [5629], [5648], [5649], [5650], [5651], [5654], [5702], [5703], [5720], [6000], [6001], [6002], [6234], [6235], [6300], [6310], [6311], [6340], [6341], [6342], [6343], [6344], [6345], [6354], [6355], [6400], [6408], [6409], [6410], [6411], [6412], [6413], [6414], [6415], [6416], [6417], [6418], [6419], [6420], [6421], [6422], [6423], [6424], [6425], [6426], [6427], [6428], [6429], [6430], [6431], [6546], [6547], [6548], [6550], [6551], [6736], [6737], [6738], [6739], [7000], [7096], [7097], [7100], [7101], [7162], [7256], [7257] [2019-10-03 00:20:17,513 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 00:20:17,514 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 00:20:17,913 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 00:20:17,915 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 658 root evaluator evaluations with a maximum evaluation depth of 0. Performed 658 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1342 variables. [2019-10-03 00:20:17,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:20:17,918 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 00:20:18,006 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 00:20:18,008 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 00:20:18,019 INFO L420 sIntCurrentIteration]: We unified 271 AI predicates to 271 [2019-10-03 00:20:18,019 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 00:20:18,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 00:20:18,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2019-10-03 00:20:18,025 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:20:18,026 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 00:20:18,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 00:20:18,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:20:18,027 INFO L87 Difference]: Start difference. First operand 270935 states and 344501 transitions. Second operand 2 states. [2019-10-03 00:20:18,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:20:18,027 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 00:20:18,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 00:20:18,028 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 272 [2019-10-03 00:20:18,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:20:18,028 INFO L225 Difference]: With dead ends: 2 [2019-10-03 00:20:18,028 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 00:20:18,028 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:20:18,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 00:20:18,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 00:20:18,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 00:20:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 00:20:18,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 272 [2019-10-03 00:20:18,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:20:18,029 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 00:20:18,030 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 00:20:18,030 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 00:20:18,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 00:20:18,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:20:18 BoogieIcfgContainer [2019-10-03 00:20:18,041 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 00:20:18,045 INFO L168 Benchmark]: Toolchain (without parser) took 267137.23 ms. Allocated memory was 131.6 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 72.4 MB in the beginning and 2.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,048 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5315.61 ms. Allocated memory was 131.6 MB in the beginning and 394.3 MB in the end (delta: 262.7 MB). Free memory was 72.2 MB in the beginning and 314.8 MB in the end (delta: -242.6 MB). Peak memory consumption was 171.1 MB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,051 INFO L168 Benchmark]: Boogie Preprocessor took 434.27 ms. Allocated memory is still 394.3 MB. Free memory was 314.8 MB in the beginning and 264.4 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,053 INFO L168 Benchmark]: RCFGBuilder took 18481.96 ms. Allocated memory was 394.3 MB in the beginning and 1.0 GB in the end (delta: 625.5 MB). Free memory was 264.4 MB in the beginning and 907.2 MB in the end (delta: -642.8 MB). Peak memory consumption was 745.6 MB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,054 INFO L168 Benchmark]: TraceAbstraction took 242899.53 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 907.2 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2019-10-03 00:20:18,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5315.61 ms. Allocated memory was 131.6 MB in the beginning and 394.3 MB in the end (delta: 262.7 MB). Free memory was 72.2 MB in the beginning and 314.8 MB in the end (delta: -242.6 MB). Peak memory consumption was 171.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 434.27 ms. Allocated memory is still 394.3 MB. Free memory was 314.8 MB in the beginning and 264.4 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18481.96 ms. Allocated memory was 394.3 MB in the beginning and 1.0 GB in the end (delta: 625.5 MB). Free memory was 264.4 MB in the beginning and 907.2 MB in the end (delta: -642.8 MB). Peak memory consumption was 745.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 242899.53 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 907.2 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13300]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 13324]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 13336]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 13312]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 427 procedures, 3498 locations, 4 error locations. SAFE Result, 242.7s OverallTime, 25 OverallIterations, 12 TraceHistogramMax, 152.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 88423 SDtfs, 88043 SDslu, 104200 SDs, 0 SdLazy, 28423 SolverSat, 15323 SolverUnsat, 9 SolverUnknown, 0 SolverNotchecked, 110.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 437 GetRequests, 334 SyntacticMatches, 4 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=270935occurred in iteration=24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.7859778597785976 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 74.4s AutomataMinimizationTime, 25 MinimizatonAttempts, 897 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 2.5s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 5769 NumberOfCodeBlocks, 5769 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 5744 ConstructedInterpolants, 0 QuantifiedInterpolants, 1648267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 24 PerfectInterpolantSequences, 13308/13320 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...