java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 05:17:49,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 05:17:49,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 05:17:49,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 05:17:49,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 05:17:49,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 05:17:49,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 05:17:49,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 05:17:49,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 05:17:49,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 05:17:49,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 05:17:49,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 05:17:49,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 05:17:49,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 05:17:49,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 05:17:49,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 05:17:49,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 05:17:49,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 05:17:49,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 05:17:49,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 05:17:49,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 05:17:49,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 05:17:49,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 05:17:49,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 05:17:49,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 05:17:49,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 05:17:49,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 05:17:49,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 05:17:49,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 05:17:49,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 05:17:49,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 05:17:49,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 05:17:49,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 05:17:49,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 05:17:49,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 05:17:49,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 05:17:49,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 05:17:49,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 05:17:49,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 05:17:49,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 05:17:49,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 05:17:49,218 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 [2019-10-02 05:17:49,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 05:17:49,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 05:17:49,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 05:17:49,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 05:17:49,243 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 05:17:49,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 05:17:49,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 05:17:49,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 05:17:49,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 05:17:49,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 05:17:49,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 05:17:49,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 05:17:49,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 05:17:49,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 05:17:49,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 05:17:49,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 05:17:49,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 05:17:49,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 05:17:49,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 05:17:49,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 05:17:49,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 05:17:49,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 05:17:49,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 05:17:49,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 05:17:49,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 05:17:49,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 05:17:49,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 05:17:49,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 05:17:49,291 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 05:17:49,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2019-10-02 05:17:49,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69314c88b/20a56059e44e4a9e958064d246798be0/FLAG2265e11d5 [2019-10-02 05:17:50,335 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 05:17:50,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2019-10-02 05:17:50,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69314c88b/20a56059e44e4a9e958064d246798be0/FLAG2265e11d5 [2019-10-02 05:17:50,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69314c88b/20a56059e44e4a9e958064d246798be0 [2019-10-02 05:17:50,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 05:17:50,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 05:17:50,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 05:17:50,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 05:17:50,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 05:17:50,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:17:50" (1/1) ... [2019-10-02 05:17:50,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63030ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:50, skipping insertion in model container [2019-10-02 05:17:50,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:17:50" (1/1) ... [2019-10-02 05:17:50,684 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 05:17:50,869 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 05:17:55,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:17:55,222 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 05:17:55,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:17:57,010 INFO L192 MainTranslator]: Completed translation [2019-10-02 05:17:57,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57 WrapperNode [2019-10-02 05:17:57,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 05:17:57,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 05:17:57,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 05:17:57,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 05:17:57,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (1/1) ... [2019-10-02 05:17:57,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 05:17:57,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 05:17:57,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 05:17:57,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 05:17:57,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (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 [2019-10-02 05:17:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 05:17:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 05:17:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 05:17:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2019-10-02 05:17:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u8~0~TO~VOID [2019-10-02 05:17:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~$Pointer$ [2019-10-02 05:17:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-02 05:17:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:17:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 05:17:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 05:17:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-10-02 05:17:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2019-10-02 05:17:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~X~~u8~0~TO~$Pointer$ [2019-10-02 05:17:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~u16~0~TO~$Pointer$ [2019-10-02 05:17:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~$Pointer$ [2019-10-02 05:17:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 05:17:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 05:17:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 05:17:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_io [2019-10-02 05:17:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-02 05:17:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-02 05:17:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 05:17:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 05:17:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 05:17:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 05:17:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 05:17:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 05:17:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-02 05:17:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 05:17:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 05:17:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 05:17:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2019-10-02 05:17:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 05:17:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-02 05:17:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure event_tasklet [2019-10-02 05:17:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure demux_tasklet [2019-10-02 05:17:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_handler [2019-10-02 05:17:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_command_io [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_mutex [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_load_firmware [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_config_buf [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_config_free_buf [2019-10-02 05:17:57,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_gpio_set [2019-10-02 05:17:57,704 INFO L138 BoogieDeclarations]: Found implementation of procedure FillTSBuffer [2019-10-02 05:17:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffers [2019-10-02 05:17:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_buffers [2019-10-02 05:17:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_stream_control [2019-10-02 05:17:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure set_transfer [2019-10-02 05:17:57,705 INFO L138 BoogieDeclarations]: Found implementation of procedure free_ringbuffer [2019-10-02 05:17:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure free_idlebuffer [2019-10-02 05:17:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure free_common_buffers [2019-10-02 05:17:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ring_buffer [2019-10-02 05:17:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure AllocateRingBuffers [2019-10-02 05:17:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure FillTSIdleBuffer [2019-10-02 05:17:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure AllocCommonBuffers [2019-10-02 05:17:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_release_buffers [2019-10-02 05:17:57,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_get_buffers [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_init [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_load_firm [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_stop [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_buffer_config [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_start [2019-10-02 05:17:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure release_channel [2019-10-02 05:17:57,710 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channel [2019-10-02 05:17:57,710 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channels [2019-10-02 05:17:57,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cxd_attach [2019-10-02 05:17:57,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cxd_detach [2019-10-02 05:17:57,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_unlink [2019-10-02 05:17:57,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_shutdown [2019-10-02 05:17:57,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_remove [2019-10-02 05:17:57,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_probe [2019-10-02 05:17:57,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-02 05:17:57,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 05:17:57,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-10-02 05:17:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2019-10-02 05:17:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_register_frontend [2019-10-02 05:17:57,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_unregister_frontend [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:17:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_27 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_28 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_66 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_67 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_70 [2019-10-02 05:17:57,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_71 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_72 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_73 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_74 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_75 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_87 [2019-10-02 05:17:57,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_88 [2019-10-02 05:17:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_89 [2019-10-02 05:17:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_90 [2019-10-02 05:17:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_91 [2019-10-02 05:17:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_unregister_frontend_92 [2019-10-02 05:17:57,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_unregister_frontend_93 [2019-10-02 05:17:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_register_frontend_94 [2019-10-02 05:17:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dvb_register_frontend_95 [2019-10-02 05:17:57,721 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-10-02 05:17:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-10-02 05:17:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_i2c_read [2019-10-02 05:17:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_command_i2c_write [2019-10-02 05:17:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_i2c_set_bus [2019-10-02 05:17:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_i2c_master_xfer [2019-10-02 05:17:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_i2c_functionality [2019-10-02 05:17:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_i2c_init [2019-10-02 05:17:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-02 05:17:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-10-02 05:17:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_44 [2019-10-02 05:17:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_45 [2019-10-02 05:17:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tuner_attach_stv6110 [2019-10-02 05:17:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2019-10-02 05:17:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure tuner_attach_tda18271 [2019-10-02 05:17:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure tuner_attach_probe [2019-10-02 05:17:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure demod_attach_stv0900 [2019-10-02 05:17:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure cineS2_tuner_i2c_lock [2019-10-02 05:17:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_read [2019-10-02 05:17:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_read_reg16 [2019-10-02 05:17:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure port_has_stv0900 [2019-10-02 05:17:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure port_has_drxk [2019-10-02 05:17:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure demod_attach_drxk [2019-10-02 05:17:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure cineS2_probe [2019-10-02 05:17:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure demod_attach_lg330x [2019-10-02 05:17:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure demod_attach_drxd [2019-10-02 05:17:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tuner_attach_dtt7520x [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_write_eeprom [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_read_eeprom [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadEEProm [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteEEProm [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read_ushort [2019-10-02 05:17:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_write_ushort [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure osc_deviation [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_error_detected [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_link_reset [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_slot_reset [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_resume [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure module_init_ngene [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure module_exit_ngene [2019-10-02 05:17:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_module_exit_ngene_12_2 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_module_init_ngene_12_13 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_callback_3_9 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_base_instance_8_12_4 [2019-10-02 05:17:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_9_12_5 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_3_12_6 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_base_instance_8_12_7 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_9_12_8 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_3_12_9 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-02 05:17:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_2_10 [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_2_23 [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_2_24 [2019-10-02 05:17:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_2_25 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-02 05:17:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-10-02 05:17:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-02 05:17:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_drxd_config_base_instance_3 [2019-10-02 05:17:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_i2c_algorithm_dummy_resourceless_instance_4 [2019-10-02 05:17:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_stv090x_config_dummy_resourceless_instance_5 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-10-02 05:17:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_10 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_19 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_1 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_66 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_67 [2019-10-02 05:17:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ts_write [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ts_read [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_buffer [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure tsin_exchange [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure tsout_exchange [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_start_feed [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_stop_feed [2019-10-02 05:17:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure my_dvb_dmx_ts_card_init [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure my_dvb_dmxdev_ts_card_init [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-02 05:17:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 05:17:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 05:17:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 05:17:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 05:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 05:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 05:17:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 05:17:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 05:17:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 05:17:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 05:17:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 05:17:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_cmd_lock_of_ngene [2019-10-02 05:17:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2019-10-02 05:17:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 05:17:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-02 05:17:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 05:17:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 05:17:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-02 05:17:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_state_lock_of_ngene_channel [2019-10-02 05:17:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 05:17:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 05:17:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 05:17:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 05:17:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 05:17:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 05:17:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-02 05:17:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 05:17:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 05:17:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-02 05:17:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-02 05:17:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 05:17:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-02 05:17:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cxd2099_attach [2019-10-02 05:17:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 05:17:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 05:17:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2019-10-02 05:17:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ca_en50221_init [2019-10-02 05:17:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ca_en50221_release [2019-10-02 05:17:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-02 05:17:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-02 05:17:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter [2019-10-02 05:17:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-02 05:17:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-02 05:17:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2019-10-02 05:17:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_open [2019-10-02 05:17:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_release [2019-10-02 05:17:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-10-02 05:17:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-10-02 05:17:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-02 05:17:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_device [2019-10-02 05:17:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-02 05:17:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_avail [2019-10-02 05:17:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_flush [2019-10-02 05:17:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_free [2019-10-02 05:17:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_init [2019-10-02 05:17:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_read [2019-10-02 05:17:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_read_user [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_ringbuffer_write [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_device [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 05:17:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 05:17:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 05:17:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-10-02 05:17:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-10-02 05:17:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-10-02 05:17:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-02 05:17:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-02 05:17:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 05:17:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 05:17:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 05:17:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 05:17:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 05:17:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 05:17:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 05:17:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 05:17:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 05:17:57,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 05:17:57,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2019-10-02 05:17:57,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 05:17:57,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2019-10-02 05:17:57,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_msi_enabled [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-02 05:17:57,793 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-02 05:17:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 05:17:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-02 05:17:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-02 05:17:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-02 05:17:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-02 05:17:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-02 05:17:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-02 05:17:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-10-02 05:17:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-02 05:17:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 05:17:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 05:17:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 05:17:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 05:17:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 05:17:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 05:17:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-02 05:17:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 05:17:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 05:17:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 05:17:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 05:17:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 05:17:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-02 05:17:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 05:17:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 05:17:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 05:17:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 05:17:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 05:17:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 05:17:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 05:17:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 05:17:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_cmd_lock_of_ngene [2019-10-02 05:17:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_state_lock_of_ngene_channel [2019-10-02 05:17:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 05:17:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 05:17:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 05:17:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 05:17:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 05:17:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 05:17:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-02 05:17:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 05:17:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-02 05:17:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 05:17:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 05:17:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_70 [2019-10-02 05:17:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_72 [2019-10-02 05:17:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-02 05:17:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_66 [2019-10-02 05:17:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_74 [2019-10-02 05:17:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 05:17:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_71 [2019-10-02 05:17:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_73 [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_67 [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_75 [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 05:17:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-02 05:17:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure memset_io [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_27 [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_28 [2019-10-02 05:17:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_msi_enabled [2019-10-02 05:17:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 05:17:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 05:17:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 05:17:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 05:17:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 05:17:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-02 05:17:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 05:17:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure down [2019-10-02 05:17:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-02 05:17:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 05:17:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-02 05:17:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-02 05:17:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-02 05:17:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 05:17:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 05:17:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_88 [2019-10-02 05:17:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_90 [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_87 [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_89 [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_91 [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-02 05:17:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-02 05:17:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-02 05:17:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-02 05:17:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-10-02 05:17:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-02 05:17:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-02 05:17:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_device [2019-10-02 05:17:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_device [2019-10-02 05:17:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_init [2019-10-02 05:17:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_flush [2019-10-02 05:17:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-02 05:17:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-02 05:17:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ca_en50221_init [2019-10-02 05:17:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ca_en50221_release [2019-10-02 05:17:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-02 05:17:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_register_frontend_94 [2019-10-02 05:17:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_register_frontend_95 [2019-10-02 05:17:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-02 05:17:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_unregister_frontend_92 [2019-10-02 05:17:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_unregister_frontend_93 [2019-10-02 05:17:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2019-10-02 05:17:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-10-02 05:17:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-10-02 05:17:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure cxd2099_attach [2019-10-02 05:17:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_probe [2019-10-02 05:17:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_remove [2019-10-02 05:17:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_shutdown [2019-10-02 05:17:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command [2019-10-02 05:17:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_gpio_set [2019-10-02 05:17:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure set_transfer [2019-10-02 05:17:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure FillTSBuffer [2019-10-02 05:17:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_i2c_init [2019-10-02 05:17:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure tsout_exchange [2019-10-02 05:17:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure tsin_exchange [2019-10-02 05:17:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_start_feed [2019-10-02 05:17:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_stop_feed [2019-10-02 05:17:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure my_dvb_dmx_ts_card_init [2019-10-02 05:17:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure my_dvb_dmxdev_ts_card_init [2019-10-02 05:17:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure event_tasklet [2019-10-02 05:17:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2019-10-02 05:17:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u8~0~TO~VOID [2019-10-02 05:17:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure demux_tasklet [2019-10-02 05:17:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~$Pointer$ [2019-10-02 05:17:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure irq_handler [2019-10-02 05:17:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure dump_command_io [2019-10-02 05:17:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_mutex [2019-10-02 05:17:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_load_firmware [2019-10-02 05:17:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_config_buf [2019-10-02 05:17:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_config_free_buf [2019-10-02 05:17:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffers [2019-10-02 05:17:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure clear_buffers [2019-10-02 05:17:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_stream_control [2019-10-02 05:17:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-02 05:17:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure free_ringbuffer [2019-10-02 05:17:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure free_idlebuffer [2019-10-02 05:17:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure free_common_buffers [2019-10-02 05:17:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure create_ring_buffer [2019-10-02 05:17:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure AllocateRingBuffers [2019-10-02 05:17:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure FillTSIdleBuffer [2019-10-02 05:17:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure AllocCommonBuffers [2019-10-02 05:17:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_release_buffers [2019-10-02 05:17:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_get_buffers [2019-10-02 05:17:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_init [2019-10-02 05:17:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_load_firm [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_stop [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_buffer_config [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_start [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure release_channel [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:17:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure init_channel [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure init_channels [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure cxd_attach [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure cxd_detach [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_unlink [2019-10-02 05:17:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-02 05:17:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 05:17:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-10-02 05:17:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2019-10-02 05:17:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_register_frontend [2019-10-02 05:17:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dvb_unregister_frontend [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-02 05:17:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:17:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-02 05:17:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_1 [2019-10-02 05:17:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-10-02 05:17:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-02 05:17:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_44 [2019-10-02 05:17:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_45 [2019-10-02 05:17:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-10-02 05:17:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-10-02 05:17:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-10-02 05:17:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_i2c_read [2019-10-02 05:17:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_command_i2c_write [2019-10-02 05:17:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_i2c_set_bus [2019-10-02 05:17:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_i2c_master_xfer [2019-10-02 05:17:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_i2c_functionality [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 05:17:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 05:17:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 05:17:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 05:17:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 05:17:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_66 [2019-10-02 05:17:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 05:17:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_67 [2019-10-02 05:17:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-02 05:17:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2019-10-02 05:17:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2019-10-02 05:17:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-10-02 05:17:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure tuner_attach_stv6110 [2019-10-02 05:17:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2019-10-02 05:17:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure tuner_attach_tda18271 [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure tuner_attach_probe [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure demod_attach_stv0900 [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2019-10-02 05:17:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~~u8~0~X~~u8~0~TO~$Pointer$ [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure cineS2_tuner_i2c_lock [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_read [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_read_reg16 [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure port_has_stv0900 [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure port_has_drxk [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure demod_attach_drxk [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure cineS2_probe [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure demod_attach_lg330x [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~u16~0~TO~$Pointer$ [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure demod_attach_drxd [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure tuner_attach_dtt7520x [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~$Pointer$ [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_write_eeprom [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_read_eeprom [2019-10-02 05:17:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ReadEEProm [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure WriteEEProm [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read_ushort [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_write_ushort [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure osc_deviation [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_error_detected [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_link_reset [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_slot_reset [2019-10-02 05:17:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_resume [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure module_init_ngene [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure module_exit_ngene [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_module_exit_ngene_12_2 [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_module_init_ngene_12_13 [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_callback_3_9 [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-02 05:17:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_base_instance_8_12_4 [2019-10-02 05:17:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_9_12_5 [2019-10-02 05:17:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_3_12_6 [2019-10-02 05:17:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2019-10-02 05:17:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_base_instance_8_12_7 [2019-10-02 05:17:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_9_12_8 [2019-10-02 05:17:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_3_12_9 [2019-10-02 05:17:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-02 05:17:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2019-10-02 05:17:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 05:17:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 05:17:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-02 05:17:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_2_10 [2019-10-02 05:17:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_2_23 [2019-10-02 05:17:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_2_24 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_2_25 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-10-02 05:17:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-10-02 05:17:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-10-02 05:17:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-02 05:17:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-10-02 05:17:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-02 05:17:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_drxd_config_base_instance_3 [2019-10-02 05:17:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_i2c_algorithm_dummy_resourceless_instance_4 [2019-10-02 05:17:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_stv090x_config_dummy_resourceless_instance_5 [2019-10-02 05:17:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-02 05:17:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-02 05:17:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-02 05:17:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-02 05:17:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-02 05:17:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:17:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-10-02 05:17:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-10-02 05:17:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_10 [2019-10-02 05:17:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_19 [2019-10-02 05:17:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-02 05:17:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2019-10-02 05:17:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 05:17:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 05:17:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-02 05:17:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-02 05:17:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-02 05:17:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_open [2019-10-02 05:17:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_release [2019-10-02 05:17:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_free [2019-10-02 05:17:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_avail [2019-10-02 05:17:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_read_user [2019-10-02 05:17:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_read [2019-10-02 05:17:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_ringbuffer_write [2019-10-02 05:17:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-02 05:17:57,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-02 05:17:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter [2019-10-02 05:17:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure ts_write [2019-10-02 05:17:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure ts_read [2019-10-02 05:17:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure swap_buffer [2019-10-02 05:17:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 05:17:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 05:17:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 05:17:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 05:17:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 05:17:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 05:17:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 05:17:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 05:17:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 05:17:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 05:17:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 05:17:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 05:17:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 05:17:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 05:17:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 05:17:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 05:17:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 05:17:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 05:17:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 05:17:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 05:17:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 05:17:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 05:17:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 05:17:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 05:17:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 05:17:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 05:17:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 05:17:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 05:17:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 05:17:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 05:17:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 05:17:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 05:17:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 05:17:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:17:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 05:17:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 05:17:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 05:17:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 05:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 05:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 05:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 05:17:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 05:17:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 05:17:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_cmd_lock_of_ngene [2019-10-02 05:17:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_cmd_lock_of_ngene [2019-10-02 05:17:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_cmd_lock_of_ngene [2019-10-02 05:17:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_cmd_lock_of_ngene [2019-10-02 05:17:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_cmd_lock_of_ngene [2019-10-02 05:17:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2019-10-02 05:17:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2019-10-02 05:17:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2019-10-02 05:17:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-02 05:17:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-02 05:17:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-02 05:17:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-02 05:17:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-02 05:17:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 05:17:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 05:17:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-02 05:17:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-02 05:17:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_state_lock_of_ngene_channel [2019-10-02 05:17:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_state_lock_of_ngene_channel [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_state_lock_of_ngene_channel [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_state_lock_of_ngene_channel [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_state_lock_of_ngene_channel [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 05:17:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-02 05:17:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 05:17:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 05:17:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 05:17:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 05:18:03,470 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-02 05:18:06,812 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 05:18:16,062 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 05:18:16,063 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 05:18:16,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:18:16 BoogieIcfgContainer [2019-10-02 05:18:16,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 05:18:16,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 05:18:16,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 05:18:16,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 05:18:16,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 05:17:50" (1/3) ... [2019-10-02 05:18:16,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c62fdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:18:16, skipping insertion in model container [2019-10-02 05:18:16,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:17:57" (2/3) ... [2019-10-02 05:18:16,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c62fdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:18:16, skipping insertion in model container [2019-10-02 05:18:16,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:18:16" (3/3) ... [2019-10-02 05:18:16,077 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2019-10-02 05:18:16,091 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 05:18:16,104 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-02 05:18:16,131 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-02 05:18:16,202 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 05:18:16,203 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 05:18:16,204 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 05:18:16,204 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 05:18:16,204 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 05:18:16,204 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 05:18:16,204 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 05:18:16,205 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 05:18:16,205 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 05:18:16,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states. [2019-10-02 05:18:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-02 05:18:16,352 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:16,354 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:16,356 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:16,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:16,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1777395336, now seen corresponding path program 1 times [2019-10-02 05:18:16,368 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:16,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:16,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:16,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:16,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2019-10-02 05:18:17,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:17,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:17,670 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:17,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:17,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:17,687 INFO L87 Difference]: Start difference. First operand 3353 states. Second operand 3 states. [2019-10-02 05:18:20,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:20,565 INFO L93 Difference]: Finished difference Result 7886 states and 10530 transitions. [2019-10-02 05:18:20,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:20,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2019-10-02 05:18:20,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:20,621 INFO L225 Difference]: With dead ends: 7886 [2019-10-02 05:18:20,622 INFO L226 Difference]: Without dead ends: 5175 [2019-10-02 05:18:20,646 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:20,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2019-10-02 05:18:20,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 5171. [2019-10-02 05:18:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5171 states. [2019-10-02 05:18:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 5171 states and 6717 transitions. [2019-10-02 05:18:21,034 INFO L78 Accepts]: Start accepts. Automaton has 5171 states and 6717 transitions. Word has length 162 [2019-10-02 05:18:21,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:21,035 INFO L475 AbstractCegarLoop]: Abstraction has 5171 states and 6717 transitions. [2019-10-02 05:18:21,035 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:21,035 INFO L276 IsEmpty]: Start isEmpty. Operand 5171 states and 6717 transitions. [2019-10-02 05:18:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-10-02 05:18:21,040 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:21,040 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:21,041 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:21,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:21,041 INFO L82 PathProgramCache]: Analyzing trace with hash 15378301, now seen corresponding path program 1 times [2019-10-02 05:18:21,041 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:21,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:21,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:21,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:21,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2019-10-02 05:18:21,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:21,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:21,438 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:21,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:21,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:21,438 INFO L87 Difference]: Start difference. First operand 5171 states and 6717 transitions. Second operand 3 states. [2019-10-02 05:18:24,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:24,107 INFO L93 Difference]: Finished difference Result 15091 states and 19729 transitions. [2019-10-02 05:18:24,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:24,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2019-10-02 05:18:24,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:24,177 INFO L225 Difference]: With dead ends: 15091 [2019-10-02 05:18:24,177 INFO L226 Difference]: Without dead ends: 9967 [2019-10-02 05:18:24,204 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:24,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9967 states. [2019-10-02 05:18:24,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9967 to 9924. [2019-10-02 05:18:24,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9924 states. [2019-10-02 05:18:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9924 states to 9924 states and 13001 transitions. [2019-10-02 05:18:24,752 INFO L78 Accepts]: Start accepts. Automaton has 9924 states and 13001 transitions. Word has length 167 [2019-10-02 05:18:24,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:24,753 INFO L475 AbstractCegarLoop]: Abstraction has 9924 states and 13001 transitions. [2019-10-02 05:18:24,754 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 9924 states and 13001 transitions. [2019-10-02 05:18:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-02 05:18:24,759 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:24,759 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:24,759 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:24,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:24,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1326882128, now seen corresponding path program 1 times [2019-10-02 05:18:24,760 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:24,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:24,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:24,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:24,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2019-10-02 05:18:25,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:25,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:25,149 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:25,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:25,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:25,150 INFO L87 Difference]: Start difference. First operand 9924 states and 13001 transitions. Second operand 3 states. [2019-10-02 05:18:27,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:27,984 INFO L93 Difference]: Finished difference Result 17643 states and 23144 transitions. [2019-10-02 05:18:27,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:27,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2019-10-02 05:18:27,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:28,044 INFO L225 Difference]: With dead ends: 17643 [2019-10-02 05:18:28,045 INFO L226 Difference]: Without dead ends: 7766 [2019-10-02 05:18:28,092 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:28,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7766 states. [2019-10-02 05:18:28,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7766 to 7725. [2019-10-02 05:18:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7725 states. [2019-10-02 05:18:28,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7725 states to 7725 states and 10090 transitions. [2019-10-02 05:18:28,373 INFO L78 Accepts]: Start accepts. Automaton has 7725 states and 10090 transitions. Word has length 182 [2019-10-02 05:18:28,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:28,374 INFO L475 AbstractCegarLoop]: Abstraction has 7725 states and 10090 transitions. [2019-10-02 05:18:28,374 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:28,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7725 states and 10090 transitions. [2019-10-02 05:18:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-10-02 05:18:28,379 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:28,379 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 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] [2019-10-02 05:18:28,379 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:28,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:28,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1657703016, now seen corresponding path program 1 times [2019-10-02 05:18:28,380 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:28,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:28,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:28,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:28,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2019-10-02 05:18:28,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:28,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:28,766 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:28,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:28,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:28,766 INFO L87 Difference]: Start difference. First operand 7725 states and 10090 transitions. Second operand 3 states. [2019-10-02 05:18:31,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:31,882 INFO L93 Difference]: Finished difference Result 21296 states and 27864 transitions. [2019-10-02 05:18:31,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:31,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2019-10-02 05:18:31,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:31,993 INFO L225 Difference]: With dead ends: 21296 [2019-10-02 05:18:31,993 INFO L226 Difference]: Without dead ends: 13618 [2019-10-02 05:18:32,035 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:32,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13618 states. [2019-10-02 05:18:32,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13618 to 13567. [2019-10-02 05:18:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13567 states. [2019-10-02 05:18:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13567 states to 13567 states and 17727 transitions. [2019-10-02 05:18:32,552 INFO L78 Accepts]: Start accepts. Automaton has 13567 states and 17727 transitions. Word has length 212 [2019-10-02 05:18:32,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:32,555 INFO L475 AbstractCegarLoop]: Abstraction has 13567 states and 17727 transitions. [2019-10-02 05:18:32,555 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:32,555 INFO L276 IsEmpty]: Start isEmpty. Operand 13567 states and 17727 transitions. [2019-10-02 05:18:32,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-10-02 05:18:32,561 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:32,561 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:32,561 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:32,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:32,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1341443712, now seen corresponding path program 1 times [2019-10-02 05:18:32,562 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:32,562 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:32,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:32,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:32,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-10-02 05:18:33,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:33,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:33,094 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:33,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:33,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:33,095 INFO L87 Difference]: Start difference. First operand 13567 states and 17727 transitions. Second operand 5 states. [2019-10-02 05:18:33,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:33,461 INFO L93 Difference]: Finished difference Result 13573 states and 17732 transitions. [2019-10-02 05:18:33,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:33,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2019-10-02 05:18:33,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:33,531 INFO L225 Difference]: With dead ends: 13573 [2019-10-02 05:18:33,531 INFO L226 Difference]: Without dead ends: 13571 [2019-10-02 05:18:33,540 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:33,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13571 states. [2019-10-02 05:18:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13571 to 13571. [2019-10-02 05:18:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13571 states. [2019-10-02 05:18:34,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13571 states to 13571 states and 17730 transitions. [2019-10-02 05:18:34,239 INFO L78 Accepts]: Start accepts. Automaton has 13571 states and 17730 transitions. Word has length 247 [2019-10-02 05:18:34,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:34,239 INFO L475 AbstractCegarLoop]: Abstraction has 13571 states and 17730 transitions. [2019-10-02 05:18:34,239 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:34,240 INFO L276 IsEmpty]: Start isEmpty. Operand 13571 states and 17730 transitions. [2019-10-02 05:18:34,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-10-02 05:18:34,245 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:34,246 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:34,246 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:34,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:34,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1999748561, now seen corresponding path program 1 times [2019-10-02 05:18:34,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:34,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:34,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:34,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:34,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2019-10-02 05:18:34,867 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:34,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:34,868 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:34,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:34,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:34,868 INFO L87 Difference]: Start difference. First operand 13571 states and 17730 transitions. Second operand 5 states. [2019-10-02 05:18:35,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:35,216 INFO L93 Difference]: Finished difference Result 13577 states and 17735 transitions. [2019-10-02 05:18:35,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:35,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 252 [2019-10-02 05:18:35,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:35,275 INFO L225 Difference]: With dead ends: 13577 [2019-10-02 05:18:35,275 INFO L226 Difference]: Without dead ends: 13575 [2019-10-02 05:18:35,284 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:35,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13575 states. [2019-10-02 05:18:35,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13575 to 13575. [2019-10-02 05:18:35,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13575 states. [2019-10-02 05:18:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13575 states to 13575 states and 17733 transitions. [2019-10-02 05:18:36,005 INFO L78 Accepts]: Start accepts. Automaton has 13575 states and 17733 transitions. Word has length 252 [2019-10-02 05:18:36,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:36,006 INFO L475 AbstractCegarLoop]: Abstraction has 13575 states and 17733 transitions. [2019-10-02 05:18:36,006 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 13575 states and 17733 transitions. [2019-10-02 05:18:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-10-02 05:18:36,013 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:36,013 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:36,014 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:36,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:36,014 INFO L82 PathProgramCache]: Analyzing trace with hash -704130848, now seen corresponding path program 1 times [2019-10-02 05:18:36,014 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:36,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:36,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:36,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:36,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:36,426 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2019-10-02 05:18:36,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:36,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:36,430 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:36,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:36,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:36,432 INFO L87 Difference]: Start difference. First operand 13575 states and 17733 transitions. Second operand 5 states. [2019-10-02 05:18:36,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:36,816 INFO L93 Difference]: Finished difference Result 13581 states and 17738 transitions. [2019-10-02 05:18:36,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:36,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 257 [2019-10-02 05:18:36,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:36,872 INFO L225 Difference]: With dead ends: 13581 [2019-10-02 05:18:36,872 INFO L226 Difference]: Without dead ends: 13579 [2019-10-02 05:18:36,882 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:36,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13579 states. [2019-10-02 05:18:37,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13579 to 13579. [2019-10-02 05:18:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13579 states. [2019-10-02 05:18:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13579 states to 13579 states and 17736 transitions. [2019-10-02 05:18:37,468 INFO L78 Accepts]: Start accepts. Automaton has 13579 states and 17736 transitions. Word has length 257 [2019-10-02 05:18:37,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:37,471 INFO L475 AbstractCegarLoop]: Abstraction has 13579 states and 17736 transitions. [2019-10-02 05:18:37,471 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 13579 states and 17736 transitions. [2019-10-02 05:18:37,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-10-02 05:18:37,483 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:37,483 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:37,483 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:37,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:37,484 INFO L82 PathProgramCache]: Analyzing trace with hash -759470351, now seen corresponding path program 1 times [2019-10-02 05:18:37,484 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:37,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:37,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:37,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:37,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2019-10-02 05:18:39,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:39,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:39,090 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:39,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:39,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:39,091 INFO L87 Difference]: Start difference. First operand 13579 states and 17736 transitions. Second operand 5 states. [2019-10-02 05:18:39,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:39,480 INFO L93 Difference]: Finished difference Result 13707 states and 17843 transitions. [2019-10-02 05:18:39,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:39,480 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 262 [2019-10-02 05:18:39,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:39,532 INFO L225 Difference]: With dead ends: 13707 [2019-10-02 05:18:39,533 INFO L226 Difference]: Without dead ends: 13705 [2019-10-02 05:18:39,541 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:39,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13705 states. [2019-10-02 05:18:40,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13705 to 13703. [2019-10-02 05:18:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13703 states. [2019-10-02 05:18:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13703 states to 13703 states and 17840 transitions. [2019-10-02 05:18:40,060 INFO L78 Accepts]: Start accepts. Automaton has 13703 states and 17840 transitions. Word has length 262 [2019-10-02 05:18:40,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:40,061 INFO L475 AbstractCegarLoop]: Abstraction has 13703 states and 17840 transitions. [2019-10-02 05:18:40,061 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 13703 states and 17840 transitions. [2019-10-02 05:18:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-10-02 05:18:40,072 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:40,073 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:40,073 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:40,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:40,073 INFO L82 PathProgramCache]: Analyzing trace with hash -504034496, now seen corresponding path program 1 times [2019-10-02 05:18:40,073 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:40,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:40,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:40,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:40,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2019-10-02 05:18:40,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:40,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:40,755 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:40,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:40,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:40,756 INFO L87 Difference]: Start difference. First operand 13703 states and 17840 transitions. Second operand 5 states. [2019-10-02 05:18:41,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:41,152 INFO L93 Difference]: Finished difference Result 13709 states and 17845 transitions. [2019-10-02 05:18:41,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:41,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2019-10-02 05:18:41,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:41,202 INFO L225 Difference]: With dead ends: 13709 [2019-10-02 05:18:41,203 INFO L226 Difference]: Without dead ends: 13707 [2019-10-02 05:18:41,210 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:41,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13707 states. [2019-10-02 05:18:41,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13707 to 13707. [2019-10-02 05:18:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13707 states. [2019-10-02 05:18:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13707 states to 13707 states and 17843 transitions. [2019-10-02 05:18:41,698 INFO L78 Accepts]: Start accepts. Automaton has 13707 states and 17843 transitions. Word has length 267 [2019-10-02 05:18:41,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:41,699 INFO L475 AbstractCegarLoop]: Abstraction has 13707 states and 17843 transitions. [2019-10-02 05:18:41,699 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 13707 states and 17843 transitions. [2019-10-02 05:18:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-10-02 05:18:41,712 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:41,712 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 6, 5, 5, 5, 5, 5, 4, 4, 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, 1] [2019-10-02 05:18:41,712 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:41,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:41,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1079400106, now seen corresponding path program 1 times [2019-10-02 05:18:41,713 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:41,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:41,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:41,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:41,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2019-10-02 05:18:42,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:42,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:42,072 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:42,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:42,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:42,073 INFO L87 Difference]: Start difference. First operand 13707 states and 17843 transitions. Second operand 3 states. [2019-10-02 05:18:45,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:45,527 INFO L93 Difference]: Finished difference Result 39058 states and 50960 transitions. [2019-10-02 05:18:45,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:45,528 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-10-02 05:18:45,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:45,634 INFO L225 Difference]: With dead ends: 39058 [2019-10-02 05:18:45,635 INFO L226 Difference]: Without dead ends: 25839 [2019-10-02 05:18:45,681 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:45,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25839 states. [2019-10-02 05:18:46,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25839 to 25795. [2019-10-02 05:18:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25795 states. [2019-10-02 05:18:46,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25795 states to 25795 states and 33612 transitions. [2019-10-02 05:18:46,678 INFO L78 Accepts]: Start accepts. Automaton has 25795 states and 33612 transitions. Word has length 295 [2019-10-02 05:18:46,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:46,679 INFO L475 AbstractCegarLoop]: Abstraction has 25795 states and 33612 transitions. [2019-10-02 05:18:46,679 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 25795 states and 33612 transitions. [2019-10-02 05:18:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-10-02 05:18:46,696 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:46,696 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 6, 5, 5, 5, 5, 5, 4, 4, 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, 1] [2019-10-02 05:18:46,696 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:46,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:46,697 INFO L82 PathProgramCache]: Analyzing trace with hash 839160360, now seen corresponding path program 1 times [2019-10-02 05:18:46,697 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:46,697 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:46,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:46,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:46,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2019-10-02 05:18:47,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:47,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:18:47,043 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:18:47,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:18:47,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:47,044 INFO L87 Difference]: Start difference. First operand 25795 states and 33612 transitions. Second operand 3 states. [2019-10-02 05:18:50,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:50,494 INFO L93 Difference]: Finished difference Result 63186 states and 82447 transitions. [2019-10-02 05:18:50,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:18:50,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-10-02 05:18:50,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:50,643 INFO L225 Difference]: With dead ends: 63186 [2019-10-02 05:18:50,643 INFO L226 Difference]: Without dead ends: 37879 [2019-10-02 05:18:50,723 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:18:50,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37879 states. [2019-10-02 05:18:53,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37879 to 37875. [2019-10-02 05:18:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37875 states. [2019-10-02 05:18:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37875 states to 37875 states and 49375 transitions. [2019-10-02 05:18:53,440 INFO L78 Accepts]: Start accepts. Automaton has 37875 states and 49375 transitions. Word has length 295 [2019-10-02 05:18:53,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:53,441 INFO L475 AbstractCegarLoop]: Abstraction has 37875 states and 49375 transitions. [2019-10-02 05:18:53,441 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:18:53,441 INFO L276 IsEmpty]: Start isEmpty. Operand 37875 states and 49375 transitions. [2019-10-02 05:18:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-10-02 05:18:53,453 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:53,453 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 6, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:53,453 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:53,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:53,454 INFO L82 PathProgramCache]: Analyzing trace with hash -804399087, now seen corresponding path program 1 times [2019-10-02 05:18:53,454 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:53,454 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:53,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:53,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:53,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2019-10-02 05:18:53,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:53,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:53,843 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:53,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:53,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:53,844 INFO L87 Difference]: Start difference. First operand 37875 states and 49375 transitions. Second operand 5 states. [2019-10-02 05:18:54,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:54,635 INFO L93 Difference]: Finished difference Result 37881 states and 49380 transitions. [2019-10-02 05:18:54,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:54,636 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 272 [2019-10-02 05:18:54,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:54,774 INFO L225 Difference]: With dead ends: 37881 [2019-10-02 05:18:54,774 INFO L226 Difference]: Without dead ends: 37879 [2019-10-02 05:18:54,793 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:54,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37879 states. [2019-10-02 05:18:56,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37879 to 37879. [2019-10-02 05:18:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37879 states. [2019-10-02 05:18:56,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37879 states to 37879 states and 49378 transitions. [2019-10-02 05:18:56,407 INFO L78 Accepts]: Start accepts. Automaton has 37879 states and 49378 transitions. Word has length 272 [2019-10-02 05:18:56,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:56,408 INFO L475 AbstractCegarLoop]: Abstraction has 37879 states and 49378 transitions. [2019-10-02 05:18:56,408 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 37879 states and 49378 transitions. [2019-10-02 05:18:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-10-02 05:18:56,421 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:56,421 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 7, 6, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:56,421 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:56,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:56,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1918270880, now seen corresponding path program 1 times [2019-10-02 05:18:56,422 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:56,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:56,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:56,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:56,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2019-10-02 05:18:56,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:56,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:56,801 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:56,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:56,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:56,802 INFO L87 Difference]: Start difference. First operand 37879 states and 49378 transitions. Second operand 5 states. [2019-10-02 05:18:57,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:18:57,764 INFO L93 Difference]: Finished difference Result 37885 states and 49383 transitions. [2019-10-02 05:18:57,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:18:57,765 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 277 [2019-10-02 05:18:57,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:18:57,861 INFO L225 Difference]: With dead ends: 37885 [2019-10-02 05:18:57,861 INFO L226 Difference]: Without dead ends: 37883 [2019-10-02 05:18:57,873 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:18:57,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37883 states. [2019-10-02 05:18:58,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37883 to 37883. [2019-10-02 05:18:58,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37883 states. [2019-10-02 05:18:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37883 states to 37883 states and 49381 transitions. [2019-10-02 05:18:58,838 INFO L78 Accepts]: Start accepts. Automaton has 37883 states and 49381 transitions. Word has length 277 [2019-10-02 05:18:58,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:18:58,839 INFO L475 AbstractCegarLoop]: Abstraction has 37883 states and 49381 transitions. [2019-10-02 05:18:58,839 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:18:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 37883 states and 49381 transitions. [2019-10-02 05:18:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-10-02 05:18:58,850 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:18:58,851 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 8, 7, 7, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:18:58,851 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:18:58,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:18:58,851 INFO L82 PathProgramCache]: Analyzing trace with hash -2133913295, now seen corresponding path program 1 times [2019-10-02 05:18:58,852 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:18:58,852 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:18:58,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:58,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:18:58,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:18:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:18:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2019-10-02 05:18:59,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:18:59,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:18:59,253 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:18:59,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:18:59,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:18:59,253 INFO L87 Difference]: Start difference. First operand 37883 states and 49381 transitions. Second operand 5 states. [2019-10-02 05:19:00,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:00,174 INFO L93 Difference]: Finished difference Result 37889 states and 49386 transitions. [2019-10-02 05:19:00,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:00,175 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 282 [2019-10-02 05:19:00,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:00,271 INFO L225 Difference]: With dead ends: 37889 [2019-10-02 05:19:00,272 INFO L226 Difference]: Without dead ends: 37887 [2019-10-02 05:19:00,286 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:00,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37887 states. [2019-10-02 05:19:01,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37887 to 37887. [2019-10-02 05:19:01,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37887 states. [2019-10-02 05:19:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37887 states to 37887 states and 49384 transitions. [2019-10-02 05:19:01,290 INFO L78 Accepts]: Start accepts. Automaton has 37887 states and 49384 transitions. Word has length 282 [2019-10-02 05:19:01,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:01,291 INFO L475 AbstractCegarLoop]: Abstraction has 37887 states and 49384 transitions. [2019-10-02 05:19:01,291 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 37887 states and 49384 transitions. [2019-10-02 05:19:01,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2019-10-02 05:19:01,298 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:01,299 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:01,299 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:01,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:01,299 INFO L82 PathProgramCache]: Analyzing trace with hash 633766109, now seen corresponding path program 1 times [2019-10-02 05:19:01,299 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:01,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:01,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:01,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:01,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:03,391 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2019-10-02 05:19:03,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:03,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:19:03,392 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:19:03,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:19:03,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:03,393 INFO L87 Difference]: Start difference. First operand 37887 states and 49384 transitions. Second operand 3 states. [2019-10-02 05:19:06,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:06,940 INFO L93 Difference]: Finished difference Result 83879 states and 109492 transitions. [2019-10-02 05:19:06,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:19:06,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 281 [2019-10-02 05:19:06,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:07,084 INFO L225 Difference]: With dead ends: 83879 [2019-10-02 05:19:07,084 INFO L226 Difference]: Without dead ends: 46480 [2019-10-02 05:19:07,173 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:07,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46480 states. [2019-10-02 05:19:08,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46480 to 46391. [2019-10-02 05:19:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46391 states. [2019-10-02 05:19:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46391 states to 46391 states and 60431 transitions. [2019-10-02 05:19:08,571 INFO L78 Accepts]: Start accepts. Automaton has 46391 states and 60431 transitions. Word has length 281 [2019-10-02 05:19:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:08,572 INFO L475 AbstractCegarLoop]: Abstraction has 46391 states and 60431 transitions. [2019-10-02 05:19:08,572 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:19:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 46391 states and 60431 transitions. [2019-10-02 05:19:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-10-02 05:19:08,581 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:08,581 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 9, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:08,582 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:08,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:08,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1924782080, now seen corresponding path program 1 times [2019-10-02 05:19:08,582 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:08,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:08,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:08,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:08,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 704 trivial. 0 not checked. [2019-10-02 05:19:08,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:08,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:08,950 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:08,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:08,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:08,951 INFO L87 Difference]: Start difference. First operand 46391 states and 60431 transitions. Second operand 5 states. [2019-10-02 05:19:09,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:09,801 INFO L93 Difference]: Finished difference Result 46397 states and 60436 transitions. [2019-10-02 05:19:09,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:09,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 287 [2019-10-02 05:19:09,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:09,960 INFO L225 Difference]: With dead ends: 46397 [2019-10-02 05:19:09,960 INFO L226 Difference]: Without dead ends: 46395 [2019-10-02 05:19:09,980 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:10,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46395 states. [2019-10-02 05:19:11,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46395 to 46395. [2019-10-02 05:19:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46395 states. [2019-10-02 05:19:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46395 states to 46395 states and 60434 transitions. [2019-10-02 05:19:11,542 INFO L78 Accepts]: Start accepts. Automaton has 46395 states and 60434 transitions. Word has length 287 [2019-10-02 05:19:11,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:11,543 INFO L475 AbstractCegarLoop]: Abstraction has 46395 states and 60434 transitions. [2019-10-02 05:19:11,543 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 46395 states and 60434 transitions. [2019-10-02 05:19:11,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-10-02 05:19:11,550 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:11,551 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 9, 9, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:11,551 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:11,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:11,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1624960431, now seen corresponding path program 1 times [2019-10-02 05:19:11,551 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:11,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:11,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:11,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:11,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2019-10-02 05:19:11,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:11,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:11,979 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:11,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:11,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:11,980 INFO L87 Difference]: Start difference. First operand 46395 states and 60434 transitions. Second operand 5 states. [2019-10-02 05:19:13,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:13,287 INFO L93 Difference]: Finished difference Result 46401 states and 60439 transitions. [2019-10-02 05:19:13,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:13,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 292 [2019-10-02 05:19:13,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:13,399 INFO L225 Difference]: With dead ends: 46401 [2019-10-02 05:19:13,399 INFO L226 Difference]: Without dead ends: 46399 [2019-10-02 05:19:13,413 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:13,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46399 states. [2019-10-02 05:19:14,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46399 to 46399. [2019-10-02 05:19:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46399 states. [2019-10-02 05:19:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46399 states to 46399 states and 60437 transitions. [2019-10-02 05:19:14,620 INFO L78 Accepts]: Start accepts. Automaton has 46399 states and 60437 transitions. Word has length 292 [2019-10-02 05:19:14,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:14,621 INFO L475 AbstractCegarLoop]: Abstraction has 46399 states and 60437 transitions. [2019-10-02 05:19:14,621 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:14,621 INFO L276 IsEmpty]: Start isEmpty. Operand 46399 states and 60437 transitions. [2019-10-02 05:19:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-10-02 05:19:14,628 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:14,628 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 11, 10, 10, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:14,628 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:14,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:14,629 INFO L82 PathProgramCache]: Analyzing trace with hash -530707872, now seen corresponding path program 1 times [2019-10-02 05:19:14,629 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:14,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:14,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:14,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:14,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:15,010 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 772 trivial. 0 not checked. [2019-10-02 05:19:15,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:15,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:15,012 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:15,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:15,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:15,012 INFO L87 Difference]: Start difference. First operand 46399 states and 60437 transitions. Second operand 5 states. [2019-10-02 05:19:16,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:16,223 INFO L93 Difference]: Finished difference Result 46405 states and 60442 transitions. [2019-10-02 05:19:16,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:16,223 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 297 [2019-10-02 05:19:16,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:16,328 INFO L225 Difference]: With dead ends: 46405 [2019-10-02 05:19:16,328 INFO L226 Difference]: Without dead ends: 46403 [2019-10-02 05:19:16,345 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:16,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46403 states. [2019-10-02 05:19:17,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46403 to 46403. [2019-10-02 05:19:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46403 states. [2019-10-02 05:19:17,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46403 states to 46403 states and 60440 transitions. [2019-10-02 05:19:17,605 INFO L78 Accepts]: Start accepts. Automaton has 46403 states and 60440 transitions. Word has length 297 [2019-10-02 05:19:17,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:17,606 INFO L475 AbstractCegarLoop]: Abstraction has 46403 states and 60440 transitions. [2019-10-02 05:19:17,606 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 46403 states and 60440 transitions. [2019-10-02 05:19:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-10-02 05:19:17,616 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:17,617 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 12, 11, 11, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:17,617 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:17,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:17,617 INFO L82 PathProgramCache]: Analyzing trace with hash -306848911, now seen corresponding path program 1 times [2019-10-02 05:19:17,617 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:17,617 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:17,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:17,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:17,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2019-10-02 05:19:18,067 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:18,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:18,070 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:18,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:18,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:18,070 INFO L87 Difference]: Start difference. First operand 46403 states and 60440 transitions. Second operand 5 states. [2019-10-02 05:19:19,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:19,467 INFO L93 Difference]: Finished difference Result 46409 states and 60445 transitions. [2019-10-02 05:19:19,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:19,467 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 302 [2019-10-02 05:19:19,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:19,577 INFO L225 Difference]: With dead ends: 46409 [2019-10-02 05:19:19,578 INFO L226 Difference]: Without dead ends: 46407 [2019-10-02 05:19:19,598 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:19,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46407 states. [2019-10-02 05:19:22,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46407 to 46407. [2019-10-02 05:19:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46407 states. [2019-10-02 05:19:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46407 states to 46407 states and 60443 transitions. [2019-10-02 05:19:22,770 INFO L78 Accepts]: Start accepts. Automaton has 46407 states and 60443 transitions. Word has length 302 [2019-10-02 05:19:22,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:22,770 INFO L475 AbstractCegarLoop]: Abstraction has 46407 states and 60443 transitions. [2019-10-02 05:19:22,770 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 46407 states and 60443 transitions. [2019-10-02 05:19:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-10-02 05:19:22,783 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:22,784 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:22,784 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:22,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:22,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1622680768, now seen corresponding path program 1 times [2019-10-02 05:19:22,785 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:22,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:22,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:22,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:22,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2019-10-02 05:19:23,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:23,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:23,268 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:23,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:23,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:23,269 INFO L87 Difference]: Start difference. First operand 46407 states and 60443 transitions. Second operand 5 states. [2019-10-02 05:19:24,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:24,391 INFO L93 Difference]: Finished difference Result 46853 states and 60875 transitions. [2019-10-02 05:19:24,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:24,392 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 307 [2019-10-02 05:19:24,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:24,504 INFO L225 Difference]: With dead ends: 46853 [2019-10-02 05:19:24,504 INFO L226 Difference]: Without dead ends: 46849 [2019-10-02 05:19:24,525 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46849 states. [2019-10-02 05:19:26,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46849 to 46847. [2019-10-02 05:19:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46847 states. [2019-10-02 05:19:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46847 states to 46847 states and 60870 transitions. [2019-10-02 05:19:26,140 INFO L78 Accepts]: Start accepts. Automaton has 46847 states and 60870 transitions. Word has length 307 [2019-10-02 05:19:26,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:26,140 INFO L475 AbstractCegarLoop]: Abstraction has 46847 states and 60870 transitions. [2019-10-02 05:19:26,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:26,141 INFO L276 IsEmpty]: Start isEmpty. Operand 46847 states and 60870 transitions. [2019-10-02 05:19:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-10-02 05:19:26,150 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:26,151 INFO L411 BasicCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:26,151 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:26,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:26,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1750635375, now seen corresponding path program 1 times [2019-10-02 05:19:26,152 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:26,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:26,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:26,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:26,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:26,504 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2019-10-02 05:19:26,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:26,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:19:26,506 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:19:26,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:19:26,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:19:26,506 INFO L87 Difference]: Start difference. First operand 46847 states and 60870 transitions. Second operand 5 states. [2019-10-02 05:19:27,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:27,959 INFO L93 Difference]: Finished difference Result 46847 states and 60870 transitions. [2019-10-02 05:19:27,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:19:27,959 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 312 [2019-10-02 05:19:27,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:28,051 INFO L225 Difference]: With dead ends: 46847 [2019-10-02 05:19:28,051 INFO L226 Difference]: Without dead ends: 45915 [2019-10-02 05:19:28,065 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:19:28,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45915 states. [2019-10-02 05:19:29,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45915 to 45915. [2019-10-02 05:19:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45915 states. [2019-10-02 05:19:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45915 states to 45915 states and 59645 transitions. [2019-10-02 05:19:29,405 INFO L78 Accepts]: Start accepts. Automaton has 45915 states and 59645 transitions. Word has length 312 [2019-10-02 05:19:29,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:29,405 INFO L475 AbstractCegarLoop]: Abstraction has 45915 states and 59645 transitions. [2019-10-02 05:19:29,405 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:19:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 45915 states and 59645 transitions. [2019-10-02 05:19:29,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-02 05:19:29,414 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:29,415 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 8, 8, 8, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:29,415 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:29,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:29,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1226411200, now seen corresponding path program 1 times [2019-10-02 05:19:29,416 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:29,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:29,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:29,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:29,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 717 trivial. 0 not checked. [2019-10-02 05:19:29,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:29,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:19:29,783 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:19:29,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:19:29,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:29,784 INFO L87 Difference]: Start difference. First operand 45915 states and 59645 transitions. Second operand 3 states. [2019-10-02 05:19:34,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:34,057 INFO L93 Difference]: Finished difference Result 99832 states and 129803 transitions. [2019-10-02 05:19:34,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:19:34,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 357 [2019-10-02 05:19:34,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:34,198 INFO L225 Difference]: With dead ends: 99832 [2019-10-02 05:19:34,199 INFO L226 Difference]: Without dead ends: 53954 [2019-10-02 05:19:34,276 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:34,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53954 states. [2019-10-02 05:19:37,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53954 to 53934. [2019-10-02 05:19:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53934 states. [2019-10-02 05:19:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53934 states to 53934 states and 70008 transitions. [2019-10-02 05:19:37,962 INFO L78 Accepts]: Start accepts. Automaton has 53934 states and 70008 transitions. Word has length 357 [2019-10-02 05:19:37,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:37,963 INFO L475 AbstractCegarLoop]: Abstraction has 53934 states and 70008 transitions. [2019-10-02 05:19:37,963 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:19:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 53934 states and 70008 transitions. [2019-10-02 05:19:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-02 05:19:37,973 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:37,973 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 8, 8, 8, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:37,974 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:37,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:37,974 INFO L82 PathProgramCache]: Analyzing trace with hash -802174910, now seen corresponding path program 1 times [2019-10-02 05:19:37,974 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:37,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:37,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:37,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:37,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 717 trivial. 0 not checked. [2019-10-02 05:19:38,338 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:19:38,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:19:38,339 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:19:38,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:19:38,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:38,339 INFO L87 Difference]: Start difference. First operand 53934 states and 70008 transitions. Second operand 3 states. [2019-10-02 05:19:43,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:19:43,098 INFO L93 Difference]: Finished difference Result 133522 states and 173626 transitions. [2019-10-02 05:19:43,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:19:43,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 357 [2019-10-02 05:19:43,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:19:43,305 INFO L225 Difference]: With dead ends: 133522 [2019-10-02 05:19:43,305 INFO L226 Difference]: Without dead ends: 80076 [2019-10-02 05:19:43,388 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:19:43,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80076 states. [2019-10-02 05:19:48,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80076 to 80056. [2019-10-02 05:19:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80056 states. [2019-10-02 05:19:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80056 states to 80056 states and 104030 transitions. [2019-10-02 05:19:48,283 INFO L78 Accepts]: Start accepts. Automaton has 80056 states and 104030 transitions. Word has length 357 [2019-10-02 05:19:48,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:19:48,283 INFO L475 AbstractCegarLoop]: Abstraction has 80056 states and 104030 transitions. [2019-10-02 05:19:48,284 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:19:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 80056 states and 104030 transitions. [2019-10-02 05:19:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-02 05:19:48,294 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:19:48,295 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:19:48,295 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:19:48,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:19:48,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1018223554, now seen corresponding path program 1 times [2019-10-02 05:19:48,296 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:19:48,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:19:48,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:48,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:48,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:19:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2019-10-02 05:19:49,174 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:19:49,174 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:19:49,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:19:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:19:51,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 6797 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 05:19:51,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:19:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2019-10-02 05:19:51,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 05:19:51,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-02 05:19:51,307 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 05:19:51,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 05:19:51,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 05:19:51,308 INFO L87 Difference]: Start difference. First operand 80056 states and 104030 transitions. Second operand 6 states. [2019-10-02 05:20:45,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:20:45,906 INFO L93 Difference]: Finished difference Result 185974 states and 242114 transitions. [2019-10-02 05:20:45,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 05:20:45,906 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 357 [2019-10-02 05:20:45,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:20:46,165 INFO L225 Difference]: With dead ends: 185974 [2019-10-02 05:20:46,165 INFO L226 Difference]: Without dead ends: 105416 [2019-10-02 05:20:46,265 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-10-02 05:20:46,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105416 states. [2019-10-02 05:20:49,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105416 to 80400. [2019-10-02 05:20:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80400 states. [2019-10-02 05:20:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80400 states to 80400 states and 104328 transitions. [2019-10-02 05:20:49,671 INFO L78 Accepts]: Start accepts. Automaton has 80400 states and 104328 transitions. Word has length 357 [2019-10-02 05:20:49,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:20:49,671 INFO L475 AbstractCegarLoop]: Abstraction has 80400 states and 104328 transitions. [2019-10-02 05:20:49,671 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 05:20:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 80400 states and 104328 transitions. [2019-10-02 05:20:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-02 05:20:49,684 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:20:49,684 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:20:49,685 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:20:49,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:20:49,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1696005473, now seen corresponding path program 1 times [2019-10-02 05:20:49,685 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:20:49,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:20:49,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:20:49,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:20:49,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:20:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:20:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2019-10-02 05:20:50,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:20:50,085 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:20:50,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:20:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:20:52,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 6798 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:20:52,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:20:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 70 proven. 2 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2019-10-02 05:20:53,042 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:20:53,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:20:53,044 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:20:53,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:20:53,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:20:53,044 INFO L87 Difference]: Start difference. First operand 80400 states and 104328 transitions. Second operand 8 states. [2019-10-02 05:22:06,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:22:06,809 INFO L93 Difference]: Finished difference Result 211698 states and 275005 transitions. [2019-10-02 05:22:06,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 05:22:06,810 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 357 [2019-10-02 05:22:06,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:22:07,635 INFO L225 Difference]: With dead ends: 211698 [2019-10-02 05:22:07,635 INFO L226 Difference]: Without dead ends: 131798 [2019-10-02 05:22:07,819 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-02 05:22:07,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131798 states. [2019-10-02 05:22:14,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131798 to 106708. [2019-10-02 05:22:14,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106708 states. [2019-10-02 05:22:14,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106708 states to 106708 states and 138459 transitions. [2019-10-02 05:22:14,976 INFO L78 Accepts]: Start accepts. Automaton has 106708 states and 138459 transitions. Word has length 357 [2019-10-02 05:22:14,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:22:14,977 INFO L475 AbstractCegarLoop]: Abstraction has 106708 states and 138459 transitions. [2019-10-02 05:22:14,977 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:22:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 106708 states and 138459 transitions. [2019-10-02 05:22:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-10-02 05:22:15,038 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:22:15,038 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 8, 8, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:22:15,039 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:22:15,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:22:15,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1806025057, now seen corresponding path program 1 times [2019-10-02 05:22:15,039 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:22:15,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:22:15,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:22:15,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:22:15,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:22:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:22:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2019-10-02 05:22:15,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:22:15,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:22:15,591 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:22:15,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:22:15,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:22:15,592 INFO L87 Difference]: Start difference. First operand 106708 states and 138459 transitions. Second operand 3 states. [2019-10-02 05:22:28,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:22:28,136 INFO L93 Difference]: Finished difference Result 262644 states and 340997 transitions. [2019-10-02 05:22:28,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:22:28,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 388 [2019-10-02 05:22:28,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:22:28,644 INFO L225 Difference]: With dead ends: 262644 [2019-10-02 05:22:28,644 INFO L226 Difference]: Without dead ends: 156436 [2019-10-02 05:22:28,788 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:22:28,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156436 states. [2019-10-02 05:22:38,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156436 to 156322. [2019-10-02 05:22:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156322 states. [2019-10-02 05:22:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156322 states to 156322 states and 202803 transitions. [2019-10-02 05:22:39,198 INFO L78 Accepts]: Start accepts. Automaton has 156322 states and 202803 transitions. Word has length 388 [2019-10-02 05:22:39,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:22:39,198 INFO L475 AbstractCegarLoop]: Abstraction has 156322 states and 202803 transitions. [2019-10-02 05:22:39,198 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:22:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 156322 states and 202803 transitions. [2019-10-02 05:22:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-10-02 05:22:39,252 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:22:39,253 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 10, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:22:39,253 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:22:39,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:22:39,254 INFO L82 PathProgramCache]: Analyzing trace with hash 664210439, now seen corresponding path program 1 times [2019-10-02 05:22:39,254 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:22:39,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:22:39,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:22:39,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:22:39,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:22:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:22:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2019-10-02 05:22:39,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:22:39,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:22:39,772 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:22:39,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:22:39,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:22:39,772 INFO L87 Difference]: Start difference. First operand 156322 states and 202803 transitions. Second operand 3 states. [2019-10-02 05:22:52,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:22:52,856 INFO L93 Difference]: Finished difference Result 328070 states and 425973 transitions. [2019-10-02 05:22:52,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:22:52,856 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 431 [2019-10-02 05:22:52,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:22:53,429 INFO L225 Difference]: With dead ends: 328070 [2019-10-02 05:22:53,429 INFO L226 Difference]: Without dead ends: 172248 [2019-10-02 05:22:53,624 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:22:53,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172248 states. [2019-10-02 05:23:00,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172248 to 172220. [2019-10-02 05:23:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172220 states. [2019-10-02 05:23:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172220 states to 172220 states and 223382 transitions. [2019-10-02 05:23:00,480 INFO L78 Accepts]: Start accepts. Automaton has 172220 states and 223382 transitions. Word has length 431 [2019-10-02 05:23:00,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:23:00,481 INFO L475 AbstractCegarLoop]: Abstraction has 172220 states and 223382 transitions. [2019-10-02 05:23:00,481 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:23:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 172220 states and 223382 transitions. [2019-10-02 05:23:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-10-02 05:23:00,511 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:23:00,511 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 10, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:23:00,512 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 05:23:00,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:23:00,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1364375671, now seen corresponding path program 1 times [2019-10-02 05:23:00,512 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:23:00,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:23:00,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:00,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:23:00,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:23:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2019-10-02 05:23:01,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:23:01,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:23:01,681 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:23:01,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:23:01,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:23:01,681 INFO L87 Difference]: Start difference. First operand 172220 states and 223382 transitions. Second operand 3 states. [2019-10-02 05:23:14,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:23:14,033 INFO L93 Difference]: Finished difference Result 360298 states and 467672 transitions. [2019-10-02 05:23:14,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:23:14,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 431 [2019-10-02 05:23:14,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:23:14,584 INFO L225 Difference]: With dead ends: 360298 [2019-10-02 05:23:14,584 INFO L226 Difference]: Without dead ends: 188578 [2019-10-02 05:23:14,810 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:23:14,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188578 states. [2019-10-02 05:23:27,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188578 to 188550. [2019-10-02 05:23:27,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188550 states. [2019-10-02 05:23:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188550 states to 188550 states and 244430 transitions. [2019-10-02 05:23:27,758 INFO L78 Accepts]: Start accepts. Automaton has 188550 states and 244430 transitions. Word has length 431 [2019-10-02 05:23:27,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:23:27,759 INFO L475 AbstractCegarLoop]: Abstraction has 188550 states and 244430 transitions. [2019-10-02 05:23:27,759 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:23:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 188550 states and 244430 transitions. [2019-10-02 05:23:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-10-02 05:23:27,783 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:23:27,784 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:23:27,784 INFO L418 AbstractCegarLoop]: === Iteration 29 === [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]=== [2019-10-02 05:23:27,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:23:27,784 INFO L82 PathProgramCache]: Analyzing trace with hash 766686378, now seen corresponding path program 1 times [2019-10-02 05:23:27,784 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:23:27,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:23:27,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:27,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:23:27,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:23:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2019-10-02 05:23:28,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:23:28,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:23:28,156 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:23:28,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:23:28,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:23:28,157 INFO L87 Difference]: Start difference. First operand 188550 states and 244430 transitions. Second operand 5 states. [2019-10-02 05:23:45,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:23:45,482 INFO L93 Difference]: Finished difference Result 435372 states and 564599 transitions. [2019-10-02 05:23:45,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 05:23:45,482 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 419 [2019-10-02 05:23:45,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:23:46,231 INFO L225 Difference]: With dead ends: 435372 [2019-10-02 05:23:46,231 INFO L226 Difference]: Without dead ends: 246408 [2019-10-02 05:23:46,505 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:23:46,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246408 states. [2019-10-02 05:23:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246408 to 246138. [2019-10-02 05:23:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246138 states. [2019-10-02 05:23:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246138 states to 246138 states and 319105 transitions. [2019-10-02 05:23:57,167 INFO L78 Accepts]: Start accepts. Automaton has 246138 states and 319105 transitions. Word has length 419 [2019-10-02 05:23:57,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:23:57,168 INFO L475 AbstractCegarLoop]: Abstraction has 246138 states and 319105 transitions. [2019-10-02 05:23:57,168 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:23:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 246138 states and 319105 transitions. [2019-10-02 05:23:57,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2019-10-02 05:23:57,197 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:23:57,198 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:23:57,198 INFO L418 AbstractCegarLoop]: === Iteration 30 === [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]=== [2019-10-02 05:23:57,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:23:57,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1971926981, now seen corresponding path program 1 times [2019-10-02 05:23:57,198 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:23:57,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:23:57,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:57,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:23:57,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:23:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:23:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2019-10-02 05:23:57,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:23:57,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:23:57,583 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:23:57,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:23:57,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:23:57,583 INFO L87 Difference]: Start difference. First operand 246138 states and 319105 transitions. Second operand 5 states. [2019-10-02 05:24:16,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:24:16,207 INFO L93 Difference]: Finished difference Result 550660 states and 714225 transitions. [2019-10-02 05:24:16,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 05:24:16,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 420 [2019-10-02 05:24:16,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:24:17,155 INFO L225 Difference]: With dead ends: 550660 [2019-10-02 05:24:17,156 INFO L226 Difference]: Without dead ends: 305022 [2019-10-02 05:24:17,482 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:24:18,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305022 states. [2019-10-02 05:24:36,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305022 to 304752. [2019-10-02 05:24:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304752 states. [2019-10-02 05:24:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304752 states to 304752 states and 395121 transitions. [2019-10-02 05:24:37,591 INFO L78 Accepts]: Start accepts. Automaton has 304752 states and 395121 transitions. Word has length 420 [2019-10-02 05:24:37,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:24:37,591 INFO L475 AbstractCegarLoop]: Abstraction has 304752 states and 395121 transitions. [2019-10-02 05:24:37,591 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:24:37,591 INFO L276 IsEmpty]: Start isEmpty. Operand 304752 states and 395121 transitions. [2019-10-02 05:24:37,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2019-10-02 05:24:37,626 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:24:37,627 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:24:37,627 INFO L418 AbstractCegarLoop]: === Iteration 31 === [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]=== [2019-10-02 05:24:37,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:24:37,627 INFO L82 PathProgramCache]: Analyzing trace with hash -303678675, now seen corresponding path program 1 times [2019-10-02 05:24:37,627 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:24:37,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:24:37,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:24:37,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:24:37,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:24:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:24:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2019-10-02 05:24:39,174 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:24:39,174 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:24:39,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:24:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:24:41,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 6995 conjuncts, 52 conjunts are in the unsatisfiable core [2019-10-02 05:24:41,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:24:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 3 proven. 29 refuted. 0 times theorem prover too weak. 838 trivial. 0 not checked. [2019-10-02 05:24:41,540 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:24:41,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2019-10-02 05:24:41,542 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:24:41,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:24:41,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:24:41,542 INFO L87 Difference]: Start difference. First operand 304752 states and 395121 transitions. Second operand 8 states. [2019-10-02 05:25:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:25:23,498 INFO L93 Difference]: Finished difference Result 305756 states and 396123 transitions. [2019-10-02 05:25:23,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 05:25:23,499 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 421 [2019-10-02 05:25:23,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:25:24,273 INFO L225 Difference]: With dead ends: 305756 [2019-10-02 05:25:24,273 INFO L226 Difference]: Without dead ends: 305754 [2019-10-02 05:25:24,354 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-10-02 05:25:24,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305754 states. [2019-10-02 05:25:44,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305754 to 305472. [2019-10-02 05:25:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305472 states. [2019-10-02 05:25:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305472 states to 305472 states and 395641 transitions. [2019-10-02 05:25:45,008 INFO L78 Accepts]: Start accepts. Automaton has 305472 states and 395641 transitions. Word has length 421 [2019-10-02 05:25:45,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:25:45,008 INFO L475 AbstractCegarLoop]: Abstraction has 305472 states and 395641 transitions. [2019-10-02 05:25:45,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:25:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 305472 states and 395641 transitions. [2019-10-02 05:25:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2019-10-02 05:25:45,061 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:25:45,062 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 10, 10, 7, 7, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:25:45,062 INFO L418 AbstractCegarLoop]: === Iteration 32 === [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]=== [2019-10-02 05:25:45,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:25:45,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1395159851, now seen corresponding path program 1 times [2019-10-02 05:25:45,063 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:25:45,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:25:45,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:25:45,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:25:45,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:25:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:25:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2019-10-02 05:25:45,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:25:45,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:25:45,443 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:25:45,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:25:45,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:25:45,443 INFO L87 Difference]: Start difference. First operand 305472 states and 395641 transitions. Second operand 5 states. [2019-10-02 05:25:57,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:25:57,712 INFO L93 Difference]: Finished difference Result 305474 states and 395642 transitions. [2019-10-02 05:25:57,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:25:57,713 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 450 [2019-10-02 05:25:57,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:25:58,556 INFO L225 Difference]: With dead ends: 305474 [2019-10-02 05:25:58,556 INFO L226 Difference]: Without dead ends: 302160 [2019-10-02 05:25:59,159 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 05:25:59,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302160 states. [2019-10-02 05:26:20,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302160 to 302160. [2019-10-02 05:26:20,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302160 states. [2019-10-02 05:26:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302160 states to 302160 states and 391046 transitions. [2019-10-02 05:26:21,059 INFO L78 Accepts]: Start accepts. Automaton has 302160 states and 391046 transitions. Word has length 450 [2019-10-02 05:26:21,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:26:21,060 INFO L475 AbstractCegarLoop]: Abstraction has 302160 states and 391046 transitions. [2019-10-02 05:26:21,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:26:21,060 INFO L276 IsEmpty]: Start isEmpty. Operand 302160 states and 391046 transitions. [2019-10-02 05:26:21,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2019-10-02 05:26:21,121 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:26:21,121 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:26:21,121 INFO L418 AbstractCegarLoop]: === Iteration 33 === [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]=== [2019-10-02 05:26:21,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:26:21,122 INFO L82 PathProgramCache]: Analyzing trace with hash 833324278, now seen corresponding path program 1 times [2019-10-02 05:26:21,122 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:26:21,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:26:21,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:26:21,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:26:21,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:26:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:26:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2019-10-02 05:26:22,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:26:22,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:26:22,354 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:26:22,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:26:22,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:26:22,355 INFO L87 Difference]: Start difference. First operand 302160 states and 391046 transitions. Second operand 5 states. [2019-10-02 05:26:44,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:26:44,215 INFO L93 Difference]: Finished difference Result 633642 states and 820045 transitions. [2019-10-02 05:26:44,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 05:26:44,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 474 [2019-10-02 05:26:44,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:26:45,180 INFO L225 Difference]: With dead ends: 633642 [2019-10-02 05:26:45,180 INFO L226 Difference]: Without dead ends: 331982 [2019-10-02 05:26:45,549 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:26:45,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331982 states. [2019-10-02 05:27:09,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331982 to 331858. [2019-10-02 05:27:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331858 states. [2019-10-02 05:27:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331858 states to 331858 states and 429022 transitions. [2019-10-02 05:27:10,142 INFO L78 Accepts]: Start accepts. Automaton has 331858 states and 429022 transitions. Word has length 474 [2019-10-02 05:27:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:27:10,143 INFO L475 AbstractCegarLoop]: Abstraction has 331858 states and 429022 transitions. [2019-10-02 05:27:10,143 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:27:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 331858 states and 429022 transitions. [2019-10-02 05:27:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-10-02 05:27:10,207 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:27:10,208 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:27:10,208 INFO L418 AbstractCegarLoop]: === Iteration 34 === [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]=== [2019-10-02 05:27:10,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:27:10,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1955098317, now seen corresponding path program 1 times [2019-10-02 05:27:10,208 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:27:10,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:27:10,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:27:10,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:27:10,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:27:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:27:10,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2019-10-02 05:27:10,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:27:10,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:27:10,631 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:27:10,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:27:10,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:27:10,632 INFO L87 Difference]: Start difference. First operand 331858 states and 429022 transitions. Second operand 5 states. [2019-10-02 05:27:37,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:27:37,795 INFO L93 Difference]: Finished difference Result 688518 states and 890613 transitions. [2019-10-02 05:27:37,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 05:27:37,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 475 [2019-10-02 05:27:37,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:27:39,522 INFO L225 Difference]: With dead ends: 688518 [2019-10-02 05:27:39,523 INFO L226 Difference]: Without dead ends: 357160 [2019-10-02 05:27:39,987 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:27:40,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357160 states. [2019-10-02 05:28:06,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357160 to 357036. [2019-10-02 05:28:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357036 states. [2019-10-02 05:28:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357036 states to 357036 states and 461374 transitions. [2019-10-02 05:28:07,413 INFO L78 Accepts]: Start accepts. Automaton has 357036 states and 461374 transitions. Word has length 475 [2019-10-02 05:28:07,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:28:07,413 INFO L475 AbstractCegarLoop]: Abstraction has 357036 states and 461374 transitions. [2019-10-02 05:28:07,413 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:28:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 357036 states and 461374 transitions. [2019-10-02 05:28:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-10-02 05:28:07,463 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:28:07,463 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:28:07,463 INFO L418 AbstractCegarLoop]: === Iteration 35 === [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]=== [2019-10-02 05:28:07,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:28:07,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1286968185, now seen corresponding path program 1 times [2019-10-02 05:28:07,464 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:28:07,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:28:07,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:28:07,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:28:07,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:28:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:28:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2019-10-02 05:28:07,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:28:07,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:28:07,830 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:28:07,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:28:07,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:28:07,831 INFO L87 Difference]: Start difference. First operand 357036 states and 461374 transitions. Second operand 5 states.