java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 04:54:23,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 04:54:23,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 04:54:23,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 04:54:23,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 04:54:23,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 04:54:23,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 04:54:23,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 04:54:23,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 04:54:23,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 04:54:23,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 04:54:23,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 04:54:23,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 04:54:23,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 04:54:23,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 04:54:23,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 04:54:23,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 04:54:23,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 04:54:23,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 04:54:23,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 04:54:23,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 04:54:23,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 04:54:23,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 04:54:23,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 04:54:23,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 04:54:23,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 04:54:23,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 04:54:23,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 04:54:23,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 04:54:23,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 04:54:23,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 04:54:23,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 04:54:23,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 04:54:23,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 04:54:23,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 04:54:23,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 04:54:23,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 04:54:23,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 04:54:23,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 04:54:23,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 04:54:23,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 04:54:23,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 04:54:23,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 04:54:23,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 04:54:23,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 04:54:23,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 04:54:23,140 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 04:54:23,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 04:54:23,140 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 04:54:23,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 04:54:23,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 04:54:23,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 04:54:23,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 04:54:23,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 04:54:23,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 04:54:23,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 04:54:23,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 04:54:23,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 04:54:23,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 04:54:23,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 04:54:23,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 04:54:23,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 04:54:23,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 04:54:23,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 04:54:23,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 04:54:23,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 04:54:23,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 04:54:23,144 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 04:54:23,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 04:54:23,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 04:54:23,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 04:54:23,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 04:54:23,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 04:54:23,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 04:54:23,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 04:54:23,476 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 04:54:23,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-10-07 04:54:23,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1522005d/eff300cfdd35483c80fad31ce46f1093/FLAG1fb15dd0e [2019-10-07 04:54:24,525 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 04:54:24,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-10-07 04:54:24,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1522005d/eff300cfdd35483c80fad31ce46f1093/FLAG1fb15dd0e [2019-10-07 04:54:24,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1522005d/eff300cfdd35483c80fad31ce46f1093 [2019-10-07 04:54:24,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 04:54:24,922 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 04:54:24,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 04:54:24,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 04:54:24,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 04:54:24,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 04:54:24" (1/1) ... [2019-10-07 04:54:24,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b500255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:24, skipping insertion in model container [2019-10-07 04:54:24,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 04:54:24" (1/1) ... [2019-10-07 04:54:24,938 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 04:54:25,116 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 04:54:29,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 04:54:29,633 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 04:54:30,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 04:54:31,452 INFO L192 MainTranslator]: Completed translation [2019-10-07 04:54:31,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31 WrapperNode [2019-10-07 04:54:31,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 04:54:31,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 04:54:31,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 04:54:31,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 04:54:31,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... [2019-10-07 04:54:31,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 04:54:31,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 04:54:31,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 04:54:31,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 04:54:31,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 04:54:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 04:54:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 04:54:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 04:54:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 04:54:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-07 04:54:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 04:54:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 04:54:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 04:54:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 04:54:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 04:54:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 04:54:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 04:54:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 04:54:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 04:54:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 04:54:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 04:54:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 04:54:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 04:54:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 04:54:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 04:54:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 04:54:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 04:54:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-07 04:54:31,994 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 04:54:31,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 04:54:31,996 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 04:54:31,996 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 04:54:31,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 04:54:31,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2019-10-07 04:54:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-07 04:54:32,000 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-07 04:54:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-07 04:54:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-07 04:54:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 04:54:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 04:54:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 04:54:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-07 04:54:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 04:54:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 04:54:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-07 04:54:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-10-07 04:54:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-07 04:54:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-07 04:54:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-07 04:54:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-07 04:54:32,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-07 04:54:32,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-07 04:54:32,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-07 04:54:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-07 04:54:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 04:54:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 04:54:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-07 04:54:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 04:54:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-07 04:54:32,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_result [2019-10-07 04:54:32,010 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_show_dspcfg_workaround [2019-10-07 04:54:32,010 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_set_dspcfg_workaround [2019-10-07 04:54:32,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioaddr [2019-10-07 04:54:32,011 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_enable [2019-10-07 04:54:32,011 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_disable [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure move_int_phy [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_init_media [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_probe1 [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_getbit [2019-10-07 04:54:32,012 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_send_bits [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_read [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_write [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure init_phy_fixup [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_external [2019-10-07 04:54:32,013 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_internal [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure find_mii [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reset [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reload_eeprom [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_stop_rxtx [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2019-10-07 04:54:32,014 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cable_magic [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure undo_cable_magic [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_timer [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_ring [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_tx_timeout [2019-10-07 04:54:32,015 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ring [2019-10-07 04:54:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2019-10-07 04:54:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2019-10-07 04:54:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring [2019-10-07 04:54:32,016 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_tx [2019-10-07 04:54:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_rx [2019-10-07 04:54:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_ring [2019-10-07 04:54:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure free_ring [2019-10-07 04:54:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_rx [2019-10-07 04:54:32,017 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_ring [2019-10-07 04:54:32,018 INFO L138 BoogieDeclarations]: Found implementation of procedure start_tx [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_error [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_stats [2019-10-07 04:54:32,019 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2019-10-07 04:54:32,020 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll_controller [2019-10-07 04:54:32,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2019-10-07 04:54:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_change_mtu [2019-10-07 04:54:32,024 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-10-07 04:54:32,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_drvinfo [2019-10-07 04:54:32,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_regs_len [2019-10-07 04:54:32,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eeprom_len [2019-10-07 04:54:32,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_settings [2019-10-07 04:54:32,025 INFO L138 BoogieDeclarations]: Found implementation of procedure set_settings [2019-10-07 04:54:32,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_wol [2019-10-07 04:54:32,026 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wol [2019-10-07 04:54:32,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_regs [2019-10-07 04:54:32,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_msglevel [2019-10-07 04:54:32,034 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msglevel [2019-10-07 04:54:32,034 INFO L138 BoogieDeclarations]: Found implementation of procedure nway_reset [2019-10-07 04:54:32,034 INFO L138 BoogieDeclarations]: Found implementation of procedure get_link [2019-10-07 04:54:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eeprom [2019-10-07 04:54:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_wol [2019-10-07 04:54:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_wol [2019-10-07 04:54:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_sopass [2019-10-07 04:54:32,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_sopass [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_ecmd [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_ecmd [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_wol_mode [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2019-10-07 04:54:32,036 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_remove1 [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_suspend [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_resume [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_init_mod [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_exit_mod [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_natsemi_init_mod_15_9 [2019-10-07 04:54:32,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_13_1 [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_14_15_4 [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-07 04:54:32,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_9_2 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_11_2 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_4 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_14_2 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_14_15_5 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-07 04:54:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-07 04:54:32,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_28 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 04:54:32,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_31 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_9 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_15 [2019-10-07 04:54:32,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 04:54:32,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 04:54:32,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 04:54:32,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 04:54:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-10-07 04:54:32,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_10_6 [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 04:54:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 04:54:32,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_3 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_4_2 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_4 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_12_2 [2019-10-07 04:54:32,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_62 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_63 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_64 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_65 [2019-10-07 04:54:32,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_66 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_67 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_68 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_69 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_78 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_79 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_82 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_84 [2019-10-07 04:54:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_85 [2019-10-07 04:54:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_88 [2019-10-07 04:54:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_90 [2019-10-07 04:54:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_111 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_114 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_117 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_118 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_119 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_124 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_125 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_126 [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 04:54:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 04:54:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 04:54:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 04:54:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 04:54:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 04:54:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 04:54:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 04:54:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 04:54:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 04:54:32,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 04:54:32,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 04:54:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 04:54:32,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-07 04:54:32,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_netdev_private [2019-10-07 04:54:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_netdev_private [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 04:54:32,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-07 04:54:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 04:54:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 04:54:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 04:54:32,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 04:54:32,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 04:54:32,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 04:54:32,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 04:54:32,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-07 04:54:32,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 04:54:32,081 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 04:54:32,082 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-07 04:54:32,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 04:54:32,084 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 04:54:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-07 04:54:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-07 04:54:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 04:54:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 04:54:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 04:54:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 04:54:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 04:54:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 04:54:32,090 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-07 04:54:32,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 04:54:32,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 04:54:32,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 04:54:32,090 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 04:54:32,091 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 04:54:32,092 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_82 [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_88 [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 04:54:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 04:54:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 04:54:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_84 [2019-10-07 04:54:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_68 [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_85 [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_69 [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 04:54:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_78 [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_79 [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_90 [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_124 [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_111 [2019-10-07 04:54:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_119 [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-07 04:54:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 04:54:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 04:54:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 04:54:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 04:54:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-07 04:54:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-07 04:54:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_65 [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_118 [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 04:54:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-07 04:54:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 04:54:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_63 [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_64 [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_117 [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-07 04:54:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_125 [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_126 [2019-10-07 04:54:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 04:54:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_66 [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_67 [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_114 [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-07 04:54:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_62 [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-07 04:54:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_result [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure move_int_phy [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure init_phy_fixup [2019-10-07 04:54:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_read [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_write [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure find_mii [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reset [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reload_eeprom [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_stop_rxtx [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure do_cable_magic [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure undo_cable_magic [2019-10-07 04:54:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure check_link [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_timer [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure dump_ring [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure ns_tx_timeout [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ring [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure drain_tx [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure drain_ring [2019-10-07 04:54:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure free_ring [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_ring [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure start_tx [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_error [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2019-10-07 04:54:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_change_mtu [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll_controller [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure __get_stats [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_wol [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_wol [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_sopass [2019-10-07 04:54:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_sopass [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_ecmd [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_ecmd [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure enable_wol_mode [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_show_dspcfg_workaround [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_set_dspcfg_workaround [2019-10-07 04:54:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioaddr [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_enable [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_disable [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_init_media [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_probe1 [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure mii_getbit [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure mii_send_bits [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_external [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_internal [2019-10-07 04:54:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure drain_rx [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_rx [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_drvinfo [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_regs_len [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_eeprom_len [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_settings [2019-10-07 04:54:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_settings [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_wol [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure set_wol [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_regs [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_msglevel [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure set_msglevel [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure nway_reset [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_link [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_eeprom [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_remove1 [2019-10-07 04:54:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_suspend [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_resume [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_init_mod [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_exit_mod [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_natsemi_init_mod_15_9 [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 04:54:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_13_1 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_14_15_4 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_9_2 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_11_2 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_4 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_14_2 [2019-10-07 04:54:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_14_15_5 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 04:54:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_28 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2019-10-07 04:54:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_31 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_9 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_15 [2019-10-07 04:54:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 04:54:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 04:54:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_10_6 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-07 04:54:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_3 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_4_2 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_4 [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 04:54:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_12_2 [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 04:54:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 04:54:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 04:54:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 04:54:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 04:54:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 04:54:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 04:54:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-07 04:54:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_netdev_private [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_netdev_private [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_netdev_private [2019-10-07 04:54:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_netdev_private [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_netdev_private [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_netdev_private [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 04:54:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 04:54:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 04:54:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 04:54:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 04:54:38,637 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 04:54:39,648 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 04:54:57,249 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 04:54:57,249 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 04:54:57,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 04:54:57 BoogieIcfgContainer [2019-10-07 04:54:57,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 04:54:57,253 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 04:54:57,253 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 04:54:57,256 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 04:54:57,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 04:54:24" (1/3) ... [2019-10-07 04:54:57,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ed5f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 04:54:57, skipping insertion in model container [2019-10-07 04:54:57,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 04:54:31" (2/3) ... [2019-10-07 04:54:57,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ed5f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 04:54:57, skipping insertion in model container [2019-10-07 04:54:57,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 04:54:57" (3/3) ... [2019-10-07 04:54:57,260 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-10-07 04:54:57,271 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 04:54:57,285 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 04:54:57,301 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 04:54:57,356 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 04:54:57,357 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 04:54:57,357 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 04:54:57,357 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 04:54:57,357 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 04:54:57,357 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 04:54:57,358 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 04:54:57,359 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 04:54:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states. [2019-10-07 04:54:57,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-07 04:54:57,461 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:54:57,462 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:54:57,465 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:54:57,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:54:57,470 INFO L82 PathProgramCache]: Analyzing trace with hash 2058667462, now seen corresponding path program 1 times [2019-10-07 04:54:57,477 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:54:57,477 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:57,477 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:57,477 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:57,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:54:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:54:58,586 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2019-10-07 04:54:58,586 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:58,587 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:54:58,587 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:54:58,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:54:58,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:54:58,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:54:58,612 INFO L87 Difference]: Start difference. First operand 3244 states. Second operand 3 states. [2019-10-07 04:54:59,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:54:59,275 INFO L93 Difference]: Finished difference Result 7994 states and 10887 transitions. [2019-10-07 04:54:59,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:54:59,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2019-10-07 04:54:59,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:54:59,342 INFO L225 Difference]: With dead ends: 7994 [2019-10-07 04:54:59,342 INFO L226 Difference]: Without dead ends: 5295 [2019-10-07 04:54:59,373 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:54:59,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5295 states. [2019-10-07 04:54:59,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5295 to 5273. [2019-10-07 04:54:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5273 states. [2019-10-07 04:54:59,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 5273 states and 7010 transitions. [2019-10-07 04:54:59,900 INFO L78 Accepts]: Start accepts. Automaton has 5273 states and 7010 transitions. Word has length 149 [2019-10-07 04:54:59,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:54:59,905 INFO L462 AbstractCegarLoop]: Abstraction has 5273 states and 7010 transitions. [2019-10-07 04:54:59,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:54:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 5273 states and 7010 transitions. [2019-10-07 04:54:59,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-07 04:54:59,919 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:54:59,920 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:54:59,921 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:54:59,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:54:59,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1042237402, now seen corresponding path program 1 times [2019-10-07 04:54:59,922 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:54:59,922 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:54:59,922 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:59,922 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:54:59,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2019-10-07 04:55:00,507 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:00,508 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:00,508 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 04:55:00,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 04:55:00,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 04:55:00,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 04:55:00,511 INFO L87 Difference]: Start difference. First operand 5273 states and 7010 transitions. Second operand 6 states. [2019-10-07 04:55:10,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:10,333 INFO L93 Difference]: Finished difference Result 17902 states and 23884 transitions. [2019-10-07 04:55:10,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 04:55:10,333 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2019-10-07 04:55:10,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:10,431 INFO L225 Difference]: With dead ends: 17902 [2019-10-07 04:55:10,432 INFO L226 Difference]: Without dead ends: 12679 [2019-10-07 04:55:10,460 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 04:55:10,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12679 states. [2019-10-07 04:55:11,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12679 to 12613. [2019-10-07 04:55:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12613 states. [2019-10-07 04:55:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 16812 transitions. [2019-10-07 04:55:11,233 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 16812 transitions. Word has length 161 [2019-10-07 04:55:11,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:11,236 INFO L462 AbstractCegarLoop]: Abstraction has 12613 states and 16812 transitions. [2019-10-07 04:55:11,236 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 04:55:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 16812 transitions. [2019-10-07 04:55:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-07 04:55:11,243 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:11,244 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:55:11,244 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:11,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:11,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1683114558, now seen corresponding path program 1 times [2019-10-07 04:55:11,245 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:11,245 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:11,246 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:11,246 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:11,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2019-10-07 04:55:11,680 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:11,681 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:11,681 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:55:11,682 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:55:11,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:55:11,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:11,682 INFO L87 Difference]: Start difference. First operand 12613 states and 16812 transitions. Second operand 3 states. [2019-10-07 04:55:14,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:14,162 INFO L93 Difference]: Finished difference Result 33087 states and 44056 transitions. [2019-10-07 04:55:14,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:55:14,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-10-07 04:55:14,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:14,329 INFO L225 Difference]: With dead ends: 33087 [2019-10-07 04:55:14,329 INFO L226 Difference]: Without dead ends: 20524 [2019-10-07 04:55:14,394 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:14,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20524 states. [2019-10-07 04:55:16,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20524 to 20475. [2019-10-07 04:55:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20475 states. [2019-10-07 04:55:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20475 states to 20475 states and 27205 transitions. [2019-10-07 04:55:16,696 INFO L78 Accepts]: Start accepts. Automaton has 20475 states and 27205 transitions. Word has length 161 [2019-10-07 04:55:16,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:16,699 INFO L462 AbstractCegarLoop]: Abstraction has 20475 states and 27205 transitions. [2019-10-07 04:55:16,699 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:55:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 20475 states and 27205 transitions. [2019-10-07 04:55:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-10-07 04:55:16,703 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:16,703 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 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] [2019-10-07 04:55:16,704 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:16,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:16,705 INFO L82 PathProgramCache]: Analyzing trace with hash -34507640, now seen corresponding path program 1 times [2019-10-07 04:55:16,705 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:16,705 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:16,705 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:16,706 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:16,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2019-10-07 04:55:17,031 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:17,031 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:17,031 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:55:17,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:55:17,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:55:17,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:17,032 INFO L87 Difference]: Start difference. First operand 20475 states and 27205 transitions. Second operand 3 states. [2019-10-07 04:55:20,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:20,138 INFO L93 Difference]: Finished difference Result 57941 states and 77033 transitions. [2019-10-07 04:55:20,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:55:20,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-10-07 04:55:20,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:20,314 INFO L225 Difference]: With dead ends: 57941 [2019-10-07 04:55:20,314 INFO L226 Difference]: Without dead ends: 37516 [2019-10-07 04:55:20,379 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:20,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37516 states. [2019-10-07 04:55:22,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37516 to 37443. [2019-10-07 04:55:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37443 states. [2019-10-07 04:55:22,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37443 states to 37443 states and 49765 transitions. [2019-10-07 04:55:22,346 INFO L78 Accepts]: Start accepts. Automaton has 37443 states and 49765 transitions. Word has length 171 [2019-10-07 04:55:22,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:22,348 INFO L462 AbstractCegarLoop]: Abstraction has 37443 states and 49765 transitions. [2019-10-07 04:55:22,349 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:55:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 37443 states and 49765 transitions. [2019-10-07 04:55:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-07 04:55:22,351 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:22,352 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:55:22,352 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:22,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:22,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1330478057, now seen corresponding path program 1 times [2019-10-07 04:55:22,353 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:22,353 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:22,353 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:22,353 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:22,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2019-10-07 04:55:22,691 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:22,692 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:22,692 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:55:22,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:55:22,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:55:22,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:22,694 INFO L87 Difference]: Start difference. First operand 37443 states and 49765 transitions. Second operand 3 states. [2019-10-07 04:55:25,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:25,332 INFO L93 Difference]: Finished difference Result 56040 states and 74459 transitions. [2019-10-07 04:55:25,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:55:25,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-10-07 04:55:25,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:25,614 INFO L225 Difference]: With dead ends: 56040 [2019-10-07 04:55:25,614 INFO L226 Difference]: Without dead ends: 55781 [2019-10-07 04:55:25,645 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:25,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55781 states. [2019-10-07 04:55:27,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55781 to 55759. [2019-10-07 04:55:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55759 states. [2019-10-07 04:55:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55759 states to 55759 states and 74092 transitions. [2019-10-07 04:55:27,746 INFO L78 Accepts]: Start accepts. Automaton has 55759 states and 74092 transitions. Word has length 174 [2019-10-07 04:55:27,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:27,747 INFO L462 AbstractCegarLoop]: Abstraction has 55759 states and 74092 transitions. [2019-10-07 04:55:27,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:55:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 55759 states and 74092 transitions. [2019-10-07 04:55:27,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-07 04:55:27,750 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:27,750 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 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] [2019-10-07 04:55:27,750 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:27,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:27,751 INFO L82 PathProgramCache]: Analyzing trace with hash 915871280, now seen corresponding path program 1 times [2019-10-07 04:55:27,751 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:27,751 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:27,751 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:27,751 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:27,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:28,007 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2019-10-07 04:55:28,008 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:28,008 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:28,008 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:55:28,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:55:28,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:55:28,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:28,011 INFO L87 Difference]: Start difference. First operand 55759 states and 74092 transitions. Second operand 3 states. [2019-10-07 04:55:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:29,693 INFO L93 Difference]: Finished difference Result 74164 states and 98574 transitions. [2019-10-07 04:55:29,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:55:29,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2019-10-07 04:55:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:30,102 INFO L225 Difference]: With dead ends: 74164 [2019-10-07 04:55:30,103 INFO L226 Difference]: Without dead ends: 73905 [2019-10-07 04:55:30,158 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:30,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73905 states. [2019-10-07 04:55:34,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73905 to 73883. [2019-10-07 04:55:34,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73883 states. [2019-10-07 04:55:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73883 states to 73883 states and 98195 transitions. [2019-10-07 04:55:34,485 INFO L78 Accepts]: Start accepts. Automaton has 73883 states and 98195 transitions. Word has length 173 [2019-10-07 04:55:34,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:34,486 INFO L462 AbstractCegarLoop]: Abstraction has 73883 states and 98195 transitions. [2019-10-07 04:55:34,486 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:55:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 73883 states and 98195 transitions. [2019-10-07 04:55:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-07 04:55:34,489 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:34,490 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:55:34,490 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:34,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:34,490 INFO L82 PathProgramCache]: Analyzing trace with hash -243577551, now seen corresponding path program 1 times [2019-10-07 04:55:34,491 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:34,491 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:34,491 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:34,491 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:34,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2019-10-07 04:55:35,282 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:35,283 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:35,283 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 04:55:35,284 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 04:55:35,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 04:55:35,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:35,285 INFO L87 Difference]: Start difference. First operand 73883 states and 98195 transitions. Second operand 3 states. [2019-10-07 04:55:42,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:55:42,168 INFO L93 Difference]: Finished difference Result 200228 states and 266377 transitions. [2019-10-07 04:55:42,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 04:55:42,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2019-10-07 04:55:42,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:55:42,770 INFO L225 Difference]: With dead ends: 200228 [2019-10-07 04:55:42,770 INFO L226 Difference]: Without dead ends: 126395 [2019-10-07 04:55:42,942 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 04:55:43,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126395 states. [2019-10-07 04:55:46,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126395 to 126299. [2019-10-07 04:55:46,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126299 states. [2019-10-07 04:55:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126299 states to 126299 states and 167808 transitions. [2019-10-07 04:55:47,285 INFO L78 Accepts]: Start accepts. Automaton has 126299 states and 167808 transitions. Word has length 178 [2019-10-07 04:55:47,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:55:47,286 INFO L462 AbstractCegarLoop]: Abstraction has 126299 states and 167808 transitions. [2019-10-07 04:55:47,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 04:55:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 126299 states and 167808 transitions. [2019-10-07 04:55:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-07 04:55:47,290 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:55:47,290 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 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] [2019-10-07 04:55:47,291 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:55:47,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:55:47,291 INFO L82 PathProgramCache]: Analyzing trace with hash 217047832, now seen corresponding path program 1 times [2019-10-07 04:55:47,291 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:55:47,292 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:47,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:47,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:55:47,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:55:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:55:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2019-10-07 04:55:47,555 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:55:47,555 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:55:47,555 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:55:47,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:55:47,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:55:47,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:55:47,558 INFO L87 Difference]: Start difference. First operand 126299 states and 167808 transitions. Second operand 5 states. [2019-10-07 04:56:20,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:56:20,154 INFO L93 Difference]: Finished difference Result 288172 states and 382905 transitions. [2019-10-07 04:56:20,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:56:20,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2019-10-07 04:56:20,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:56:21,463 INFO L225 Difference]: With dead ends: 288172 [2019-10-07 04:56:21,463 INFO L226 Difference]: Without dead ends: 161923 [2019-10-07 04:56:21,690 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:56:21,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161923 states. [2019-10-07 04:56:31,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161923 to 161871. [2019-10-07 04:56:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161871 states. [2019-10-07 04:56:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161871 states to 161871 states and 214981 transitions. [2019-10-07 04:56:32,502 INFO L78 Accepts]: Start accepts. Automaton has 161871 states and 214981 transitions. Word has length 196 [2019-10-07 04:56:32,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:56:32,503 INFO L462 AbstractCegarLoop]: Abstraction has 161871 states and 214981 transitions. [2019-10-07 04:56:32,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:56:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 161871 states and 214981 transitions. [2019-10-07 04:56:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-07 04:56:32,508 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:56:32,508 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 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] [2019-10-07 04:56:32,508 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:56:32,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:56:32,509 INFO L82 PathProgramCache]: Analyzing trace with hash -303026978, now seen corresponding path program 1 times [2019-10-07 04:56:32,509 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:56:32,509 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:32,509 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:32,509 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:56:32,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:56:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:56:32,798 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2019-10-07 04:56:32,799 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:56:32,799 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:56:32,799 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:56:32,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:56:32,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:56:32,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:56:32,801 INFO L87 Difference]: Start difference. First operand 161871 states and 214981 transitions. Second operand 5 states. [2019-10-07 04:57:13,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:57:13,240 INFO L93 Difference]: Finished difference Result 323888 states and 430018 transitions. [2019-10-07 04:57:13,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:57:13,241 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2019-10-07 04:57:13,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:57:13,867 INFO L225 Difference]: With dead ends: 323888 [2019-10-07 04:57:13,868 INFO L226 Difference]: Without dead ends: 162067 [2019-10-07 04:57:14,919 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:57:15,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162067 states. [2019-10-07 04:57:25,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162067 to 161971. [2019-10-07 04:57:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161971 states. [2019-10-07 04:57:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161971 states to 161971 states and 214901 transitions. [2019-10-07 04:57:26,278 INFO L78 Accepts]: Start accepts. Automaton has 161971 states and 214901 transitions. Word has length 196 [2019-10-07 04:57:26,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:57:26,278 INFO L462 AbstractCegarLoop]: Abstraction has 161971 states and 214901 transitions. [2019-10-07 04:57:26,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:57:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 161971 states and 214901 transitions. [2019-10-07 04:57:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-07 04:57:26,282 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:57:26,282 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 3, 3, 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] [2019-10-07 04:57:26,283 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:57:26,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:57:26,283 INFO L82 PathProgramCache]: Analyzing trace with hash -2073172418, now seen corresponding path program 1 times [2019-10-07 04:57:26,283 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:57:26,284 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:57:26,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:57:26,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:57:26,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:57:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:57:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2019-10-07 04:57:26,537 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:57:26,540 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:57:26,540 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:57:26,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:57:26,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:57:26,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:57:26,545 INFO L87 Difference]: Start difference. First operand 161971 states and 214901 transitions. Second operand 5 states. [2019-10-07 04:57:58,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:57:58,928 INFO L93 Difference]: Finished difference Result 324088 states and 429906 transitions. [2019-10-07 04:57:58,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 04:57:58,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-07 04:57:58,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:57:59,530 INFO L225 Difference]: With dead ends: 324088 [2019-10-07 04:57:59,530 INFO L226 Difference]: Without dead ends: 162167 [2019-10-07 04:57:59,817 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:57:59,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162167 states. [2019-10-07 04:58:12,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162167 to 161665. [2019-10-07 04:58:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161665 states. [2019-10-07 04:58:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161665 states to 161665 states and 214352 transitions. [2019-10-07 04:58:12,586 INFO L78 Accepts]: Start accepts. Automaton has 161665 states and 214352 transitions. Word has length 202 [2019-10-07 04:58:12,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:58:12,586 INFO L462 AbstractCegarLoop]: Abstraction has 161665 states and 214352 transitions. [2019-10-07 04:58:12,586 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:58:12,586 INFO L276 IsEmpty]: Start isEmpty. Operand 161665 states and 214352 transitions. [2019-10-07 04:58:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-07 04:58:12,588 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:58:12,588 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:58:12,588 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:58:12,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:58:12,589 INFO L82 PathProgramCache]: Analyzing trace with hash 67490676, now seen corresponding path program 1 times [2019-10-07 04:58:12,589 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:58:12,589 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:12,589 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:12,589 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:12,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:58:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:58:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2019-10-07 04:58:12,845 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:12,846 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:58:12,846 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:58:12,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:58:12,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:58:12,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:58:12,847 INFO L87 Difference]: Start difference. First operand 161665 states and 214352 transitions. Second operand 5 states. [2019-10-07 04:58:17,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:58:17,702 INFO L93 Difference]: Finished difference Result 161671 states and 214357 transitions. [2019-10-07 04:58:17,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:58:17,703 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 217 [2019-10-07 04:58:17,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:58:18,301 INFO L225 Difference]: With dead ends: 161671 [2019-10-07 04:58:18,302 INFO L226 Difference]: Without dead ends: 161669 [2019-10-07 04:58:18,364 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:58:18,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161669 states. [2019-10-07 04:58:28,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161669 to 161669. [2019-10-07 04:58:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161669 states. [2019-10-07 04:58:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161669 states to 161669 states and 214355 transitions. [2019-10-07 04:58:28,765 INFO L78 Accepts]: Start accepts. Automaton has 161669 states and 214355 transitions. Word has length 217 [2019-10-07 04:58:28,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:58:28,765 INFO L462 AbstractCegarLoop]: Abstraction has 161669 states and 214355 transitions. [2019-10-07 04:58:28,765 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:58:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 161669 states and 214355 transitions. [2019-10-07 04:58:28,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-07 04:58:28,768 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:58:28,768 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:58:28,768 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:58:28,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:58:28,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1375819977, now seen corresponding path program 1 times [2019-10-07 04:58:28,769 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:58:28,769 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:28,769 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:28,769 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:28,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:58:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:58:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2019-10-07 04:58:29,037 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:29,038 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:58:29,038 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:58:29,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:58:29,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:58:29,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:58:29,039 INFO L87 Difference]: Start difference. First operand 161669 states and 214355 transitions. Second operand 5 states. [2019-10-07 04:58:38,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:58:38,453 INFO L93 Difference]: Finished difference Result 161675 states and 214360 transitions. [2019-10-07 04:58:38,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:58:38,454 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 222 [2019-10-07 04:58:38,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:58:38,953 INFO L225 Difference]: With dead ends: 161675 [2019-10-07 04:58:38,953 INFO L226 Difference]: Without dead ends: 161673 [2019-10-07 04:58:39,005 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:58:39,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161673 states. [2019-10-07 04:58:45,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161673 to 161673. [2019-10-07 04:58:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161673 states. [2019-10-07 04:58:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161673 states to 161673 states and 214358 transitions. [2019-10-07 04:58:45,681 INFO L78 Accepts]: Start accepts. Automaton has 161673 states and 214358 transitions. Word has length 222 [2019-10-07 04:58:45,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:58:45,682 INFO L462 AbstractCegarLoop]: Abstraction has 161673 states and 214358 transitions. [2019-10-07 04:58:45,682 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:58:45,682 INFO L276 IsEmpty]: Start isEmpty. Operand 161673 states and 214358 transitions. [2019-10-07 04:58:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-10-07 04:58:45,684 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:58:45,684 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:58:45,684 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:58:45,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:58:45,685 INFO L82 PathProgramCache]: Analyzing trace with hash 244971604, now seen corresponding path program 1 times [2019-10-07 04:58:45,685 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:58:45,685 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:45,685 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:45,685 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:58:45,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:58:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:58:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 638 trivial. 0 not checked. [2019-10-07 04:58:45,957 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:58:45,957 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:58:45,958 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:58:45,958 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:58:45,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:58:45,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:58:45,959 INFO L87 Difference]: Start difference. First operand 161673 states and 214358 transitions. Second operand 5 states. [2019-10-07 04:58:51,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:58:51,514 INFO L93 Difference]: Finished difference Result 161679 states and 214363 transitions. [2019-10-07 04:58:51,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:58:51,515 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2019-10-07 04:58:51,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:58:56,637 INFO L225 Difference]: With dead ends: 161679 [2019-10-07 04:58:56,637 INFO L226 Difference]: Without dead ends: 161677 [2019-10-07 04:58:56,683 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:58:56,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161677 states. [2019-10-07 04:59:02,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161677 to 161677. [2019-10-07 04:59:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161677 states. [2019-10-07 04:59:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161677 states to 161677 states and 214361 transitions. [2019-10-07 04:59:03,306 INFO L78 Accepts]: Start accepts. Automaton has 161677 states and 214361 transitions. Word has length 227 [2019-10-07 04:59:03,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:59:03,307 INFO L462 AbstractCegarLoop]: Abstraction has 161677 states and 214361 transitions. [2019-10-07 04:59:03,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:59:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 161677 states and 214361 transitions. [2019-10-07 04:59:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-10-07 04:59:03,310 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:59:03,310 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:59:03,311 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:59:03,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:59:03,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1327796375, now seen corresponding path program 1 times [2019-10-07 04:59:03,311 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:59:03,311 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:03,312 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:03,312 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:03,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:59:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:59:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2019-10-07 04:59:03,570 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:03,570 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:59:03,570 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:59:03,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:59:03,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:59:03,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:59:03,571 INFO L87 Difference]: Start difference. First operand 161677 states and 214361 transitions. Second operand 5 states. [2019-10-07 04:59:12,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:59:12,808 INFO L93 Difference]: Finished difference Result 161683 states and 214366 transitions. [2019-10-07 04:59:12,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:59:12,809 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 232 [2019-10-07 04:59:12,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:59:13,372 INFO L225 Difference]: With dead ends: 161683 [2019-10-07 04:59:13,373 INFO L226 Difference]: Without dead ends: 161681 [2019-10-07 04:59:13,431 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:59:13,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161681 states. [2019-10-07 04:59:20,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161681 to 161681. [2019-10-07 04:59:20,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161681 states. [2019-10-07 04:59:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161681 states to 161681 states and 214364 transitions. [2019-10-07 04:59:20,938 INFO L78 Accepts]: Start accepts. Automaton has 161681 states and 214364 transitions. Word has length 232 [2019-10-07 04:59:20,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:59:20,939 INFO L462 AbstractCegarLoop]: Abstraction has 161681 states and 214364 transitions. [2019-10-07 04:59:20,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:59:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 161681 states and 214364 transitions. [2019-10-07 04:59:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-10-07 04:59:20,943 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:59:20,943 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:59:20,944 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:59:20,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:59:20,944 INFO L82 PathProgramCache]: Analyzing trace with hash -2082523852, now seen corresponding path program 1 times [2019-10-07 04:59:20,944 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:59:20,944 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:20,945 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:20,945 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:20,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:59:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:59:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2019-10-07 04:59:21,204 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:21,204 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:59:21,204 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:59:21,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:59:21,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:59:21,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:59:21,205 INFO L87 Difference]: Start difference. First operand 161681 states and 214364 transitions. Second operand 5 states. [2019-10-07 04:59:27,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:59:27,871 INFO L93 Difference]: Finished difference Result 161687 states and 214369 transitions. [2019-10-07 04:59:27,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:59:27,871 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2019-10-07 04:59:27,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:59:28,403 INFO L225 Difference]: With dead ends: 161687 [2019-10-07 04:59:28,403 INFO L226 Difference]: Without dead ends: 161685 [2019-10-07 04:59:28,457 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:59:28,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161685 states. [2019-10-07 04:59:39,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161685 to 161685. [2019-10-07 04:59:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161685 states. [2019-10-07 04:59:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161685 states to 161685 states and 214367 transitions. [2019-10-07 04:59:40,127 INFO L78 Accepts]: Start accepts. Automaton has 161685 states and 214367 transitions. Word has length 237 [2019-10-07 04:59:40,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 04:59:40,128 INFO L462 AbstractCegarLoop]: Abstraction has 161685 states and 214367 transitions. [2019-10-07 04:59:40,128 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 04:59:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 161685 states and 214367 transitions. [2019-10-07 04:59:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-10-07 04:59:40,132 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 04:59:40,133 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 04:59:40,133 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 04:59:40,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 04:59:40,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1611436535, now seen corresponding path program 1 times [2019-10-07 04:59:40,134 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 04:59:40,134 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:40,134 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:40,134 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 04:59:40,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 04:59:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 04:59:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2019-10-07 04:59:40,387 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 04:59:40,389 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 04:59:40,390 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 04:59:40,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 04:59:40,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 04:59:40,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 04:59:40,391 INFO L87 Difference]: Start difference. First operand 161685 states and 214367 transitions. Second operand 5 states. [2019-10-07 04:59:46,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 04:59:46,181 INFO L93 Difference]: Finished difference Result 161691 states and 214372 transitions. [2019-10-07 04:59:46,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 04:59:46,181 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 242 [2019-10-07 04:59:46,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 04:59:47,032 INFO L225 Difference]: With dead ends: 161691 [2019-10-07 04:59:47,032 INFO L226 Difference]: Without dead ends: 161689 [2019-10-07 04:59:47,081 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 04:59:47,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161689 states. [2019-10-07 04:59:54,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161689 to 161689. [2019-10-07 04:59:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161689 states. [2019-10-07 05:00:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161689 states to 161689 states and 214370 transitions. [2019-10-07 05:00:01,892 INFO L78 Accepts]: Start accepts. Automaton has 161689 states and 214370 transitions. Word has length 242 [2019-10-07 05:00:01,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:00:01,892 INFO L462 AbstractCegarLoop]: Abstraction has 161689 states and 214370 transitions. [2019-10-07 05:00:01,893 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:00:01,893 INFO L276 IsEmpty]: Start isEmpty. Operand 161689 states and 214370 transitions. [2019-10-07 05:00:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-10-07 05:00:01,897 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:00:01,897 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:00:01,897 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:00:01,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:00:01,898 INFO L82 PathProgramCache]: Analyzing trace with hash -346584556, now seen corresponding path program 1 times [2019-10-07 05:00:01,898 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:00:01,898 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:01,898 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:01,898 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:01,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:00:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:00:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2019-10-07 05:00:02,157 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:02,157 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:00:02,157 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:00:02,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:00:02,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:00:02,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:00:02,158 INFO L87 Difference]: Start difference. First operand 161689 states and 214370 transitions. Second operand 5 states. [2019-10-07 05:00:08,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:00:08,147 INFO L93 Difference]: Finished difference Result 183262 states and 240735 transitions. [2019-10-07 05:00:08,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:00:08,148 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2019-10-07 05:00:08,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:00:08,772 INFO L225 Difference]: With dead ends: 183262 [2019-10-07 05:00:08,772 INFO L226 Difference]: Without dead ends: 183260 [2019-10-07 05:00:08,834 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:00:08,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183260 states. [2019-10-07 05:00:18,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183260 to 183260. [2019-10-07 05:00:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183260 states. [2019-10-07 05:00:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183260 states to 183260 states and 240733 transitions. [2019-10-07 05:00:19,469 INFO L78 Accepts]: Start accepts. Automaton has 183260 states and 240733 transitions. Word has length 247 [2019-10-07 05:00:19,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:00:19,470 INFO L462 AbstractCegarLoop]: Abstraction has 183260 states and 240733 transitions. [2019-10-07 05:00:19,470 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:00:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 183260 states and 240733 transitions. [2019-10-07 05:00:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-10-07 05:00:19,474 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:00:19,474 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 8, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:00:19,474 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:00:19,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:00:19,475 INFO L82 PathProgramCache]: Analyzing trace with hash -116960087, now seen corresponding path program 1 times [2019-10-07 05:00:19,475 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:00:19,475 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:19,475 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:19,475 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:19,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:00:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:00:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 718 trivial. 0 not checked. [2019-10-07 05:00:19,782 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:19,782 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:00:19,783 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:00:19,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:00:19,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:00:19,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:00:19,784 INFO L87 Difference]: Start difference. First operand 183260 states and 240733 transitions. Second operand 5 states. [2019-10-07 05:00:32,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:00:32,319 INFO L93 Difference]: Finished difference Result 183266 states and 240738 transitions. [2019-10-07 05:00:32,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:00:32,319 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 252 [2019-10-07 05:00:32,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:00:32,913 INFO L225 Difference]: With dead ends: 183266 [2019-10-07 05:00:32,913 INFO L226 Difference]: Without dead ends: 183264 [2019-10-07 05:00:32,972 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:00:33,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183264 states. [2019-10-07 05:00:41,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183264 to 183264. [2019-10-07 05:00:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183264 states. [2019-10-07 05:00:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183264 states to 183264 states and 240736 transitions. [2019-10-07 05:00:41,956 INFO L78 Accepts]: Start accepts. Automaton has 183264 states and 240736 transitions. Word has length 252 [2019-10-07 05:00:41,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:00:41,957 INFO L462 AbstractCegarLoop]: Abstraction has 183264 states and 240736 transitions. [2019-10-07 05:00:41,957 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:00:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 183264 states and 240736 transitions. [2019-10-07 05:00:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-10-07 05:00:41,961 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:00:41,961 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 9, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:00:41,961 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:00:41,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:00:41,962 INFO L82 PathProgramCache]: Analyzing trace with hash -771426572, now seen corresponding path program 1 times [2019-10-07 05:00:41,962 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:00:41,962 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:41,962 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:41,962 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:00:41,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:00:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:00:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2019-10-07 05:00:42,197 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:00:42,197 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:00:42,197 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:00:42,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:00:42,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:00:42,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:00:42,198 INFO L87 Difference]: Start difference. First operand 183264 states and 240736 transitions. Second operand 5 states. [2019-10-07 05:00:53,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:00:53,144 INFO L93 Difference]: Finished difference Result 183270 states and 240741 transitions. [2019-10-07 05:00:53,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:00:53,145 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 257 [2019-10-07 05:00:53,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:00:53,790 INFO L225 Difference]: With dead ends: 183270 [2019-10-07 05:00:53,790 INFO L226 Difference]: Without dead ends: 183268 [2019-10-07 05:00:53,856 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:00:54,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183268 states. [2019-10-07 05:01:02,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183268 to 183268. [2019-10-07 05:01:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183268 states. [2019-10-07 05:01:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183268 states to 183268 states and 240739 transitions. [2019-10-07 05:01:03,531 INFO L78 Accepts]: Start accepts. Automaton has 183268 states and 240739 transitions. Word has length 257 [2019-10-07 05:01:03,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:01:03,532 INFO L462 AbstractCegarLoop]: Abstraction has 183268 states and 240739 transitions. [2019-10-07 05:01:03,532 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:01:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 183268 states and 240739 transitions. [2019-10-07 05:01:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-10-07 05:01:03,539 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:01:03,540 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 10, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:01:03,540 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:01:03,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:01:03,540 INFO L82 PathProgramCache]: Analyzing trace with hash 5579593, now seen corresponding path program 1 times [2019-10-07 05:01:03,541 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:01:03,541 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:01:03,541 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:01:03,541 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:01:03,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:01:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:01:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2019-10-07 05:01:03,815 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:01:03,815 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:01:03,815 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:01:03,816 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:01:03,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:01:03,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:01:03,817 INFO L87 Difference]: Start difference. First operand 183268 states and 240739 transitions. Second operand 5 states. [2019-10-07 05:01:15,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:01:15,840 INFO L93 Difference]: Finished difference Result 183274 states and 240744 transitions. [2019-10-07 05:01:15,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:01:15,841 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 262 [2019-10-07 05:01:15,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:01:16,444 INFO L225 Difference]: With dead ends: 183274 [2019-10-07 05:01:16,445 INFO L226 Difference]: Without dead ends: 183272 [2019-10-07 05:01:16,503 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:01:16,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183272 states. [2019-10-07 05:01:25,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183272 to 183272. [2019-10-07 05:01:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183272 states. [2019-10-07 05:01:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183272 states to 183272 states and 240742 transitions. [2019-10-07 05:01:26,130 INFO L78 Accepts]: Start accepts. Automaton has 183272 states and 240742 transitions. Word has length 262 [2019-10-07 05:01:26,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:01:26,131 INFO L462 AbstractCegarLoop]: Abstraction has 183272 states and 240742 transitions. [2019-10-07 05:01:26,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:01:26,131 INFO L276 IsEmpty]: Start isEmpty. Operand 183272 states and 240742 transitions. [2019-10-07 05:01:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-10-07 05:01:26,136 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:01:26,137 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:01:26,137 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:01:26,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:01:26,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1012216091, now seen corresponding path program 1 times [2019-10-07 05:01:26,138 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:01:26,138 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:01:26,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:01:26,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:01:26,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:01:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:01:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2019-10-07 05:01:26,405 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:01:26,405 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:01:26,405 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:01:26,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:01:26,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:01:26,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:01:26,408 INFO L87 Difference]: Start difference. First operand 183272 states and 240742 transitions. Second operand 5 states. [2019-10-07 05:02:14,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:02:14,766 INFO L93 Difference]: Finished difference Result 409681 states and 538151 transitions. [2019-10-07 05:02:14,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:02:14,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2019-10-07 05:02:14,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:02:15,828 INFO L225 Difference]: With dead ends: 409681 [2019-10-07 05:02:15,829 INFO L226 Difference]: Without dead ends: 226459 [2019-10-07 05:02:16,109 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:02:16,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226459 states. [2019-10-07 05:02:28,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226459 to 226285. [2019-10-07 05:02:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226285 states. [2019-10-07 05:02:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226285 states to 226285 states and 296568 transitions. [2019-10-07 05:02:28,948 INFO L78 Accepts]: Start accepts. Automaton has 226285 states and 296568 transitions. Word has length 267 [2019-10-07 05:02:28,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:02:28,948 INFO L462 AbstractCegarLoop]: Abstraction has 226285 states and 296568 transitions. [2019-10-07 05:02:28,948 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:02:28,949 INFO L276 IsEmpty]: Start isEmpty. Operand 226285 states and 296568 transitions. [2019-10-07 05:02:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-10-07 05:02:28,952 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:02:28,952 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 11, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:02:28,952 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:02:28,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:02:28,953 INFO L82 PathProgramCache]: Analyzing trace with hash -362185772, now seen corresponding path program 1 times [2019-10-07 05:02:28,953 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:02:28,953 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:02:28,953 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:02:28,953 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:02:28,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:02:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:02:29,768 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 814 trivial. 0 not checked. [2019-10-07 05:02:29,769 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:02:29,769 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:02:29,769 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:02:29,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:02:29,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:02:29,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:02:29,770 INFO L87 Difference]: Start difference. First operand 226285 states and 296568 transitions. Second operand 5 states. [2019-10-07 05:02:43,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:02:43,707 INFO L93 Difference]: Finished difference Result 226291 states and 296573 transitions. [2019-10-07 05:02:43,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:02:43,707 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2019-10-07 05:02:43,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:02:44,509 INFO L225 Difference]: With dead ends: 226291 [2019-10-07 05:02:44,510 INFO L226 Difference]: Without dead ends: 226287 [2019-10-07 05:02:44,580 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:02:44,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226287 states. [2019-10-07 05:02:57,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226287 to 226287. [2019-10-07 05:02:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226287 states. [2019-10-07 05:02:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226287 states to 226287 states and 296569 transitions. [2019-10-07 05:02:58,623 INFO L78 Accepts]: Start accepts. Automaton has 226287 states and 296569 transitions. Word has length 267 [2019-10-07 05:02:58,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:02:58,624 INFO L462 AbstractCegarLoop]: Abstraction has 226287 states and 296569 transitions. [2019-10-07 05:02:58,624 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:02:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 226287 states and 296569 transitions. [2019-10-07 05:02:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-10-07 05:02:58,627 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:02:58,628 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 12, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:02:58,628 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:02:58,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:02:58,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1150999017, now seen corresponding path program 1 times [2019-10-07 05:02:58,628 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:02:58,628 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:02:58,629 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:02:58,629 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:02:58,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:02:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:02:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2019-10-07 05:02:58,878 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:02:58,879 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:02:58,879 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:02:58,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:02:58,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:02:58,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:02:58,883 INFO L87 Difference]: Start difference. First operand 226287 states and 296569 transitions. Second operand 5 states. [2019-10-07 05:03:13,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:03:13,188 INFO L93 Difference]: Finished difference Result 226287 states and 296569 transitions. [2019-10-07 05:03:13,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:03:13,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 272 [2019-10-07 05:03:13,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:03:13,994 INFO L225 Difference]: With dead ends: 226287 [2019-10-07 05:03:13,994 INFO L226 Difference]: Without dead ends: 225938 [2019-10-07 05:03:14,069 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:03:14,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225938 states. [2019-10-07 05:03:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225938 to 225858. [2019-10-07 05:03:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225858 states. [2019-10-07 05:03:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225858 states to 225858 states and 295936 transitions. [2019-10-07 05:03:27,311 INFO L78 Accepts]: Start accepts. Automaton has 225858 states and 295936 transitions. Word has length 272 [2019-10-07 05:03:27,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:03:27,312 INFO L462 AbstractCegarLoop]: Abstraction has 225858 states and 295936 transitions. [2019-10-07 05:03:27,312 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:03:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 225858 states and 295936 transitions. [2019-10-07 05:03:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-10-07 05:03:27,317 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:03:27,317 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:03:27,318 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:03:27,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:03:27,318 INFO L82 PathProgramCache]: Analyzing trace with hash 2109468485, now seen corresponding path program 1 times [2019-10-07 05:03:27,318 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:03:27,318 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:03:27,318 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:03:27,318 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:03:27,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:03:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:03:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2019-10-07 05:03:27,602 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:03:27,602 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:03:27,603 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:03:27,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:03:27,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:03:27,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:03:27,605 INFO L87 Difference]: Start difference. First operand 225858 states and 295936 transitions. Second operand 3 states. [2019-10-07 05:03:50,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:03:50,750 INFO L93 Difference]: Finished difference Result 550306 states and 721456 transitions. [2019-10-07 05:03:50,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:03:50,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 292 [2019-10-07 05:03:50,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:03:51,977 INFO L225 Difference]: With dead ends: 550306 [2019-10-07 05:03:51,978 INFO L226 Difference]: Without dead ends: 324498 [2019-10-07 05:03:52,368 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:03:52,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324498 states. [2019-10-07 05:04:19,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324498 to 324270. [2019-10-07 05:04:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324270 states. [2019-10-07 05:04:20,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324270 states to 324270 states and 424912 transitions. [2019-10-07 05:04:20,871 INFO L78 Accepts]: Start accepts. Automaton has 324270 states and 424912 transitions. Word has length 292 [2019-10-07 05:04:20,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:04:20,872 INFO L462 AbstractCegarLoop]: Abstraction has 324270 states and 424912 transitions. [2019-10-07 05:04:20,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:04:20,872 INFO L276 IsEmpty]: Start isEmpty. Operand 324270 states and 424912 transitions. [2019-10-07 05:04:20,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-10-07 05:04:20,880 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:04:20,880 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 9, 7, 7, 5, 5, 5, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:04:20,880 INFO L410 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:04:20,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:04:20,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1565937032, now seen corresponding path program 1 times [2019-10-07 05:04:20,881 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:04:20,881 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:04:20,881 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:04:20,882 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:04:20,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:04:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:04:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2019-10-07 05:04:21,188 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:04:21,188 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:04:21,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:04:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:04:23,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 5069 conjuncts, 36 conjunts are in the unsatisfiable core [2019-10-07 05:04:23,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:04:23,686 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 779 trivial. 0 not checked. [2019-10-07 05:04:23,686 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:04:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2019-10-07 05:04:24,227 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:04:24,227 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 9 [2019-10-07 05:04:24,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:04:24,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:04:24,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-07 05:04:24,228 INFO L87 Difference]: Start difference. First operand 324270 states and 424912 transitions. Second operand 6 states. [2019-10-07 05:04:48,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:04:48,040 INFO L93 Difference]: Finished difference Result 324270 states and 424912 transitions. [2019-10-07 05:04:48,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:04:48,041 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 313 [2019-10-07 05:04:48,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:04:50,474 INFO L225 Difference]: With dead ends: 324270 [2019-10-07 05:04:50,474 INFO L226 Difference]: Without dead ends: 324268 [2019-10-07 05:04:50,584 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 640 GetRequests, 631 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:04:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324268 states.