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-mutex_drivers-net-ethernet-icplus-ipg.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 22:12:50,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 22:12:50,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 22:12:50,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 22:12:50,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 22:12:50,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 22:12:50,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 22:12:50,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 22:12:50,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 22:12:50,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 22:12:50,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 22:12:50,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 22:12:50,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 22:12:50,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 22:12:50,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 22:12:50,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 22:12:50,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 22:12:50,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 22:12:50,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 22:12:50,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 22:12:50,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 22:12:50,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 22:12:50,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 22:12:50,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 22:12:50,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 22:12:50,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 22:12:50,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 22:12:50,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 22:12:50,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 22:12:50,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 22:12:50,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 22:12:50,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 22:12:50,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 22:12:50,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 22:12:50,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 22:12:50,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 22:12:50,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 22:12:50,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 22:12:50,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 22:12:50,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 22:12:50,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 22:12:50,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 22:12:50,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 22:12:50,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 22:12:50,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 22:12:50,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 22:12:50,244 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 22:12:50,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 22:12:50,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 22:12:50,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 22:12:50,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 22:12:50,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 22:12:50,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 22:12:50,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 22:12:50,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 22:12:50,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 22:12:50,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 22:12:50,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 22:12:50,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 22:12:50,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 22:12:50,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 22:12:50,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 22:12:50,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 22:12:50,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 22:12:50,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 22:12:50,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 22:12:50,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 22:12:50,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 22:12:50,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 22:12:50,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 22:12:50,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 22:12:50,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 22:12:50,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 22:12:50,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 22:12:50,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 22:12:50,297 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 22:12:50,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-09-08 22:12:50,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a53a70c52/c862c30b054043928c6c06bdba3f32e8/FLAG229bb0920 [2019-09-08 22:12:51,257 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 22:12:51,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-09-08 22:12:51,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a53a70c52/c862c30b054043928c6c06bdba3f32e8/FLAG229bb0920 [2019-09-08 22:12:51,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a53a70c52/c862c30b054043928c6c06bdba3f32e8 [2019-09-08 22:12:51,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 22:12:51,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 22:12:51,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 22:12:51,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 22:12:51,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 22:12:51,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:12:51" (1/1) ... [2019-09-08 22:12:51,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae4c093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:51, skipping insertion in model container [2019-09-08 22:12:51,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:12:51" (1/1) ... [2019-09-08 22:12:51,714 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 22:12:51,858 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 22:12:54,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:12:54,935 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 22:12:55,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:12:56,262 INFO L192 MainTranslator]: Completed translation [2019-09-08 22:12:56,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56 WrapperNode [2019-09-08 22:12:56,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 22:12:56,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 22:12:56,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 22:12:56,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 22:12:56,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... [2019-09-08 22:12:56,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 22:12:56,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 22:12:56,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 22:12:56,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 22:12:56,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 22:12:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 22:12:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 22:12:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 22:12:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 22:12:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:12:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 22:12:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:12:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:12:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:12:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:12:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-08 22:12:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 22:12:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 22:12:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 22:12:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 22:12:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-08 22:12:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 22:12:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 22:12:56,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 22:12:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 22:12:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 22:12:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 22:12:56,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 22:12:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 22:12:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-08 22:12:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-09-08 22:12:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 22:12:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 22:12:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 22:12:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 22:12:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:12:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 22:12:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 22:12:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 22:12:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 22:12:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 22:12:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 22:12:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 22:12:56,823 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 22:12:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 22:12:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2019-09-08 22:12:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2019-09-08 22:12:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2019-09-08 22:12:56,824 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2019-09-08 22:12:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure send_end [2019-09-08 22:12:56,825 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2019-09-08 22:12:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 22:12:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 22:12:56,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_led_mode [2019-09-08 22:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_set [2019-09-08 22:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2019-09-08 22:12:56,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_find_phyaddr [2019-09-08 22:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2019-09-08 22:12:56,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2019-09-08 22:12:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2019-09-08 22:12:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2019-09-08 22:12:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2019-09-08 22:12:56,829 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2019-09-08 22:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2019-09-08 22:12:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2019-09-08 22:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txcleanup [2019-09-08 22:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2019-09-08 22:12:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2019-09-08 22:12:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2019-09-08 22:12:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_frame_type [2019-09-08 22:12:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2019-09-08 22:12:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start_and_end [2019-09-08 22:12:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start [2019-09-08 22:12:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_end [2019-09-08 22:12:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_no_start_no_end [2019-09-08 22:12:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_jumbo [2019-09-08 22:12:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx [2019-09-08 22:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2019-09-08 22:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_interrupt_handler [2019-09-08 22:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2019-09-08 22:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2019-09-08 22:12:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2019-09-08 22:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2019-09-08 22:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_hard_start_xmit [2019-09-08 22:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_default_param [2019-09-08 22:12:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-09-08 22:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_init_mii [2019-09-08 22:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_hw_init [2019-09-08 22:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2019-09-08 22:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2019-09-08 22:12:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_settings [2019-09-08 22:12:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_settings [2019-09-08 22:12:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2019-09-08 22:12:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2019-09-08 22:12:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_probe [2019-09-08 22:12:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_init [2019-09-08 22:12:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_exit [2019-09-08 22:12:56,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2019-09-08 22:12:56,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ipg_pci_driver_init_13_9 [2019-09-08 22:12:56,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 22:12:56,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:12:56,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 22:12:56,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-09-08 22:12:56,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-09-08 22:12:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_13_13_4 [2019-09-08 22:12:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_4_2 [2019-09-08 22:12:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2019-09-08 22:12:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 22:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_9_2 [2019-09-08 22:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_12_2 [2019-09-08 22:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_8_4 [2019-09-08 22:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_13_13_5 [2019-09-08 22:12:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:12:56,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 22:12:56,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:12:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:12:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:12:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:12:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 22:12:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 22:12:56,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:12:56,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:12:56,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:12:56,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_13 [2019-09-08 22:12:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 22:12:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 22:12:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 22:12:56,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 22:12:56,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:12:56,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:12:56,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:12:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:12:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:12:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:12:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:12:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:12:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:12:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:12:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:12:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_8_6 [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 22:12:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 22:12:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:12:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:12:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:12:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:12:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:12:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:12:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:12:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-09-08 22:12:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-09-08 22:12:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2019-09-08 22:12:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2019-09-08 22:12:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-09-08 22:12:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-09-08 22:12:56,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 22:12:56,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_10_2 [2019-09-08 22:12:56,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_13 [2019-09-08 22:12:56,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_14 [2019-09-08 22:12:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2019-09-08 22:12:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-09-08 22:12:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_17 [2019-09-08 22:12:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-09-08 22:12:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-09-08 22:12:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-09-08 22:12:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-09-08 22:12:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-09-08 22:12:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-09-08 22:12:56,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-09-08 22:12:56,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-09-08 22:12:56,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2019-09-08 22:12:56,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_27 [2019-09-08 22:12:56,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_28 [2019-09-08 22:12:56,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_29 [2019-09-08 22:12:56,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_30 [2019-09-08 22:12:56,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_31 [2019-09-08 22:12:56,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_32 [2019-09-08 22:12:56,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 22:12:56,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 22:12:56,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 22:12:56,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 22:12:56,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 22:12:56,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 22:12:56,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 22:12:56,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 22:12:56,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 22:12:56,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 22:12:56,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 22:12:56,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 22:12:56,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 22:12:56,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 22:12:56,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 22:12:56,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 22:12:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 22:12:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 22:12:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 22:12:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 22:12:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 22:12:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 22:12:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 22:12:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 22:12:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 22:12:56,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 22:12:56,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 22:12:56,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 22:12:56,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 22:12:56,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 22:12:56,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 22:12:56,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-08 22:12:56,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 22:12:56,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 22:12:56,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 22:12:56,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 22:12:56,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-08 22:12:56,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-09-08 22:12:56,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-08 22:12:56,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-08 22:12:56,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 22:12:56,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-08 22:12:56,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 22:12:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-08 22:12:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 22:12:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 22:12:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 22:12:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 22:12:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 22:12:56,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 22:12:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-08 22:12:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-08 22:12:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-08 22:12:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-08 22:12:56,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 22:12:56,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 22:12:56,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-08 22:12:56,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 22:12:56,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 22:12:56,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 22:12:56,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 22:12:56,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 22:12:56,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 22:12:56,902 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:12:56,903 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 22:12:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-08 22:12:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 22:12:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-08 22:12:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 22:12:56,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 22:12:56,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 22:12:56,910 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 22:12:56,911 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 22:12:56,911 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 22:12:56,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 22:12:56,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 22:12:56,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 22:12:56,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 22:12:56,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 22:12:56,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 22:12:56,914 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 22:12:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 22:12:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 22:12:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 22:12:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 22:12:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 22:12:56,916 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-08 22:12:56,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 22:12:56,916 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 22:12:56,916 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 22:12:56,916 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 22:12:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 22:12:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 22:12:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 22:12:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-08 22:12:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 22:12:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-09-08 22:12:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-09-08 22:12:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-09-08 22:12:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-09-08 22:12:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 22:12:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 22:12:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 22:12:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-08 22:12:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 22:12:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 22:12:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:12:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 22:12:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 22:12:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 22:12:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 22:12:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 22:12:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 22:12:56,922 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-08 22:12:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-08 22:12:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-08 22:12:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-08 22:12:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-08 22:12:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-09-08 22:12:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 22:12:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-09-08 22:12:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-08 22:12:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 22:12:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 22:12:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-09-08 22:12:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 22:12:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 22:12:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 22:12:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 22:12:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_13 [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_14 [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 22:12:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 22:12:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 22:12:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 22:12:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 22:12:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 22:12:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 22:12:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 22:12:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 22:12:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 22:12:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 22:12:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 22:12:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:12:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 22:12:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:12:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 22:12:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 22:12:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 22:12:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 22:12:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:12:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-08 22:12:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-09-08 22:12:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-08 22:12:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 22:12:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 22:12:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 22:12:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_27 [2019-09-08 22:12:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_30 [2019-09-08 22:12:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 22:12:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 22:12:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 22:12:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 22:12:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 22:12:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 22:12:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 22:12:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 22:12:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 22:12:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 22:12:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 22:12:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_29 [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 22:12:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2019-09-08 22:12:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-08 22:12:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-08 22:12:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 22:12:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 22:12:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 22:12:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 22:12:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 22:12:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 22:12:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_31 [2019-09-08 22:12:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 22:12:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_32 [2019-09-08 22:12:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 22:12:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 22:12:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 22:12:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 22:12:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 22:12:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 22:12:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 22:12:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 22:12:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 22:12:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 22:12:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2019-09-08 22:12:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_17 [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 22:12:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 22:12:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_28 [2019-09-08 22:12:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2019-09-08 22:12:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2019-09-08 22:12:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2019-09-08 22:12:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2019-09-08 22:12:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure send_end [2019-09-08 22:12:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2019-09-08 22:12:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 22:12:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 22:12:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 22:12:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 22:12:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_led_mode [2019-09-08 22:12:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_set [2019-09-08 22:12:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2019-09-08 22:12:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_find_phyaddr [2019-09-08 22:12:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2019-09-08 22:12:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2019-09-08 22:12:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2019-09-08 22:12:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2019-09-08 22:12:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2019-09-08 22:12:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2019-09-08 22:12:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2019-09-08 22:12:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2019-09-08 22:12:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txcleanup [2019-09-08 22:12:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2019-09-08 22:12:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2019-09-08 22:12:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2019-09-08 22:12:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_frame_type [2019-09-08 22:12:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2019-09-08 22:12:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start_and_end [2019-09-08 22:12:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start [2019-09-08 22:12:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_end [2019-09-08 22:12:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 22:12:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_no_start_no_end [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_jumbo [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_interrupt_handler [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2019-09-08 22:12:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2019-09-08 22:12:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2019-09-08 22:12:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2019-09-08 22:12:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_hard_start_xmit [2019-09-08 22:12:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_default_param [2019-09-08 22:12:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-09-08 22:12:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_init_mii [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_hw_init [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_settings [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_settings [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2019-09-08 22:12:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_probe [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_init [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_exit [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ipg_pci_driver_init_13_9 [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:12:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_13_13_4 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_4_2 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_9_2 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_12_2 [2019-09-08 22:12:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_8_4 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_13_13_5 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:12:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_13 [2019-09-08 22:12:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 22:12:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 22:12:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 22:12:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 22:12:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:12:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:12:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:12:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:12:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:12:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:12:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:12:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:12:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:12:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:12:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:12:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 22:12:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 22:12:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 22:12:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_8_6 [2019-09-08 22:12:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 22:12:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 22:12:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 22:12:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:12:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:12:57,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:12:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:12:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:12:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:12:57,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:12:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-09-08 22:12:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-09-08 22:12:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2019-09-08 22:12:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2019-09-08 22:12:57,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-09-08 22:12:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-09-08 22:12:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 22:12:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_10_2 [2019-09-08 22:12:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:12:57,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:12:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:12:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:12:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-08 22:12:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 22:12:57,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 22:12:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 22:12:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 22:12:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 22:12:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 22:12:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 22:12:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 22:12:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 22:12:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 22:12:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 22:12:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 22:12:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 22:12:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 22:12:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 22:12:57,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 22:12:57,069 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 22:12:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 22:12:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 22:12:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 22:12:57,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 22:12:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 22:12:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 22:12:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 22:12:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 22:12:57,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 22:12:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 22:12:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 22:12:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 22:12:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 22:12:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 22:12:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 22:12:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-08 22:12:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-08 22:12:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-08 22:12:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-08 22:12:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 22:12:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-08 22:12:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 22:12:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 22:12:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 22:12:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 22:12:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-08 22:12:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-09-08 22:12:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-08 22:12:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-08 22:12:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 22:12:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-08 22:12:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mii_mutex_of_ipg_nic_private [2019-09-08 22:12:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 22:12:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-08 22:12:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 22:12:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 22:12:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 22:12:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 22:12:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 22:12:57,078 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 22:12:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 22:12:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 22:12:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 22:12:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 22:12:57,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 22:12:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 22:12:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 22:12:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 22:12:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 22:12:57,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 22:12:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 22:12:57,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 22:12:59,607 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 22:13:03,221 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 22:13:04,748 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 22:13:04,748 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-08 22:13:04,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:13:04 BoogieIcfgContainer [2019-09-08 22:13:04,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 22:13:04,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 22:13:04,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 22:13:04,755 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 22:13:04,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 10:12:51" (1/3) ... [2019-09-08 22:13:04,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c2d89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:13:04, skipping insertion in model container [2019-09-08 22:13:04,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:12:56" (2/3) ... [2019-09-08 22:13:04,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c2d89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:13:04, skipping insertion in model container [2019-09-08 22:13:04,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:13:04" (3/3) ... [2019-09-08 22:13:04,761 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-09-08 22:13:04,771 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 22:13:04,788 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 22:13:04,806 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 22:13:04,853 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 22:13:04,854 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 22:13:04,854 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 22:13:04,854 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 22:13:04,854 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 22:13:04,854 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 22:13:04,855 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 22:13:04,855 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 22:13:04,855 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 22:13:04,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states. [2019-09-08 22:13:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-09-08 22:13:04,946 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:04,947 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:04,949 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:04,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:04,953 INFO L82 PathProgramCache]: Analyzing trace with hash 924609600, now seen corresponding path program 1 times [2019-09-08 22:13:04,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:04,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:05,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:05,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:05,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-08 22:13:05,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:05,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:05,694 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:05,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:05,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:05,719 INFO L87 Difference]: Start difference. First operand 2461 states. Second operand 3 states. [2019-09-08 22:13:06,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:06,464 INFO L93 Difference]: Finished difference Result 6594 states and 8642 transitions. [2019-09-08 22:13:06,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:06,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2019-09-08 22:13:06,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:06,542 INFO L225 Difference]: With dead ends: 6594 [2019-09-08 22:13:06,543 INFO L226 Difference]: Without dead ends: 4348 [2019-09-08 22:13:06,570 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:06,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2019-09-08 22:13:06,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 4344. [2019-09-08 22:13:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4344 states. [2019-09-08 22:13:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 4344 states and 5512 transitions. [2019-09-08 22:13:06,995 INFO L78 Accepts]: Start accepts. Automaton has 4344 states and 5512 transitions. Word has length 123 [2019-09-08 22:13:07,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:07,000 INFO L475 AbstractCegarLoop]: Abstraction has 4344 states and 5512 transitions. [2019-09-08 22:13:07,000 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4344 states and 5512 transitions. [2019-09-08 22:13:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-09-08 22:13:07,013 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:07,014 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:07,015 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:07,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:07,015 INFO L82 PathProgramCache]: Analyzing trace with hash -2117549114, now seen corresponding path program 1 times [2019-09-08 22:13:07,015 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:07,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:07,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:07,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:07,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-08 22:13:07,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:07,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:07,434 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:07,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:07,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:07,435 INFO L87 Difference]: Start difference. First operand 4344 states and 5512 transitions. Second operand 3 states. [2019-09-08 22:13:07,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:07,971 INFO L93 Difference]: Finished difference Result 12420 states and 15822 transitions. [2019-09-08 22:13:07,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:07,972 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-09-08 22:13:07,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:08,033 INFO L225 Difference]: With dead ends: 12420 [2019-09-08 22:13:08,033 INFO L226 Difference]: Without dead ends: 8116 [2019-09-08 22:13:08,056 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:08,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8116 states. [2019-09-08 22:13:08,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8116 to 8083. [2019-09-08 22:13:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8083 states. [2019-09-08 22:13:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8083 states to 8083 states and 10306 transitions. [2019-09-08 22:13:08,433 INFO L78 Accepts]: Start accepts. Automaton has 8083 states and 10306 transitions. Word has length 129 [2019-09-08 22:13:08,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:08,434 INFO L475 AbstractCegarLoop]: Abstraction has 8083 states and 10306 transitions. [2019-09-08 22:13:08,434 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 8083 states and 10306 transitions. [2019-09-08 22:13:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-09-08 22:13:08,438 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:08,438 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:08,439 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:08,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:08,439 INFO L82 PathProgramCache]: Analyzing trace with hash -266953059, now seen corresponding path program 1 times [2019-09-08 22:13:08,440 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:08,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:08,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:08,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:08,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-08 22:13:08,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:08,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:08,681 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:08,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:08,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:08,682 INFO L87 Difference]: Start difference. First operand 8083 states and 10306 transitions. Second operand 3 states. [2019-09-08 22:13:10,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:10,212 INFO L93 Difference]: Finished difference Result 15660 states and 20056 transitions. [2019-09-08 22:13:10,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:10,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2019-09-08 22:13:10,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:10,271 INFO L225 Difference]: With dead ends: 15660 [2019-09-08 22:13:10,272 INFO L226 Difference]: Without dead ends: 7617 [2019-09-08 22:13:10,301 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:10,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7617 states. [2019-09-08 22:13:10,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7617 to 7586. [2019-09-08 22:13:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7586 states. [2019-09-08 22:13:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7586 states to 7586 states and 9706 transitions. [2019-09-08 22:13:10,612 INFO L78 Accepts]: Start accepts. Automaton has 7586 states and 9706 transitions. Word has length 139 [2019-09-08 22:13:10,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:10,613 INFO L475 AbstractCegarLoop]: Abstraction has 7586 states and 9706 transitions. [2019-09-08 22:13:10,613 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 7586 states and 9706 transitions. [2019-09-08 22:13:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-08 22:13:10,619 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:10,620 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:10,620 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:10,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:10,621 INFO L82 PathProgramCache]: Analyzing trace with hash -114673369, now seen corresponding path program 1 times [2019-09-08 22:13:10,621 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:10,621 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:10,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:10,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:10,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2019-09-08 22:13:10,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:10,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:10,894 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:10,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:10,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:10,895 INFO L87 Difference]: Start difference. First operand 7586 states and 9706 transitions. Second operand 3 states. [2019-09-08 22:13:11,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:11,620 INFO L93 Difference]: Finished difference Result 20511 states and 26249 transitions. [2019-09-08 22:13:11,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:11,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-09-08 22:13:11,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:11,725 INFO L225 Difference]: With dead ends: 20511 [2019-09-08 22:13:11,725 INFO L226 Difference]: Without dead ends: 13825 [2019-09-08 22:13:11,760 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:11,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13825 states. [2019-09-08 22:13:12,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13825 to 13821. [2019-09-08 22:13:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13821 states. [2019-09-08 22:13:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13821 states to 13821 states and 17685 transitions. [2019-09-08 22:13:12,466 INFO L78 Accepts]: Start accepts. Automaton has 13821 states and 17685 transitions. Word has length 204 [2019-09-08 22:13:12,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:12,470 INFO L475 AbstractCegarLoop]: Abstraction has 13821 states and 17685 transitions. [2019-09-08 22:13:12,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 13821 states and 17685 transitions. [2019-09-08 22:13:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-08 22:13:12,480 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:12,480 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:12,481 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:12,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:12,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1808554665, now seen corresponding path program 1 times [2019-09-08 22:13:12,482 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:12,482 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:12,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:12,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:12,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2019-09-08 22:13:12,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:12,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:12,765 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:12,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:12,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:12,766 INFO L87 Difference]: Start difference. First operand 13821 states and 17685 transitions. Second operand 5 states. [2019-09-08 22:13:13,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:13,212 INFO L93 Difference]: Finished difference Result 13827 states and 17690 transitions. [2019-09-08 22:13:13,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:13:13,213 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2019-09-08 22:13:13,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:13,295 INFO L225 Difference]: With dead ends: 13827 [2019-09-08 22:13:13,296 INFO L226 Difference]: Without dead ends: 13825 [2019-09-08 22:13:13,306 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:13:13,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13825 states. [2019-09-08 22:13:13,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13825 to 13825. [2019-09-08 22:13:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13825 states. [2019-09-08 22:13:13,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13825 states to 13825 states and 17688 transitions. [2019-09-08 22:13:13,963 INFO L78 Accepts]: Start accepts. Automaton has 13825 states and 17688 transitions. Word has length 204 [2019-09-08 22:13:13,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:13,965 INFO L475 AbstractCegarLoop]: Abstraction has 13825 states and 17688 transitions. [2019-09-08 22:13:13,965 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 13825 states and 17688 transitions. [2019-09-08 22:13:13,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-09-08 22:13:13,972 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:13,972 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:13,973 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:13,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:13,974 INFO L82 PathProgramCache]: Analyzing trace with hash -982684591, now seen corresponding path program 1 times [2019-09-08 22:13:13,974 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:13,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:13,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:13,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:13,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:14,279 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2019-09-08 22:13:14,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:14,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:14,280 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:14,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:14,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:14,283 INFO L87 Difference]: Start difference. First operand 13825 states and 17688 transitions. Second operand 5 states. [2019-09-08 22:13:14,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:14,662 INFO L93 Difference]: Finished difference Result 13831 states and 17693 transitions. [2019-09-08 22:13:14,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:13:14,663 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 209 [2019-09-08 22:13:14,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:14,731 INFO L225 Difference]: With dead ends: 13831 [2019-09-08 22:13:14,732 INFO L226 Difference]: Without dead ends: 13829 [2019-09-08 22:13:14,741 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:13:14,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13829 states. [2019-09-08 22:13:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13829 to 13829. [2019-09-08 22:13:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13829 states. [2019-09-08 22:13:15,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13829 states to 13829 states and 17691 transitions. [2019-09-08 22:13:15,441 INFO L78 Accepts]: Start accepts. Automaton has 13829 states and 17691 transitions. Word has length 209 [2019-09-08 22:13:15,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:15,442 INFO L475 AbstractCegarLoop]: Abstraction has 13829 states and 17691 transitions. [2019-09-08 22:13:15,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 13829 states and 17691 transitions. [2019-09-08 22:13:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-09-08 22:13:15,450 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:15,451 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:15,451 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:15,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:15,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1771715433, now seen corresponding path program 1 times [2019-09-08 22:13:15,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:15,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:15,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:15,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:15,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:15,725 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2019-09-08 22:13:15,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:15,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:15,726 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:15,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:15,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:15,727 INFO L87 Difference]: Start difference. First operand 13829 states and 17691 transitions. Second operand 5 states. [2019-09-08 22:13:16,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:16,118 INFO L93 Difference]: Finished difference Result 13835 states and 17696 transitions. [2019-09-08 22:13:16,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:13:16,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 214 [2019-09-08 22:13:16,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:16,177 INFO L225 Difference]: With dead ends: 13835 [2019-09-08 22:13:16,178 INFO L226 Difference]: Without dead ends: 13831 [2019-09-08 22:13:16,188 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:13:16,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2019-09-08 22:13:16,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13831. [2019-09-08 22:13:16,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13831 states. [2019-09-08 22:13:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13831 states to 13831 states and 17692 transitions. [2019-09-08 22:13:16,914 INFO L78 Accepts]: Start accepts. Automaton has 13831 states and 17692 transitions. Word has length 214 [2019-09-08 22:13:16,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:16,915 INFO L475 AbstractCegarLoop]: Abstraction has 13831 states and 17692 transitions. [2019-09-08 22:13:16,915 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 13831 states and 17692 transitions. [2019-09-08 22:13:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-09-08 22:13:16,924 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:16,924 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:13:16,925 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:16,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:16,925 INFO L82 PathProgramCache]: Analyzing trace with hash -450350319, now seen corresponding path program 1 times [2019-09-08 22:13:16,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:16,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:16,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:16,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:16,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2019-09-08 22:13:17,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:17,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:17,212 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:17,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:17,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:17,212 INFO L87 Difference]: Start difference. First operand 13831 states and 17692 transitions. Second operand 5 states. [2019-09-08 22:13:17,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:17,655 INFO L93 Difference]: Finished difference Result 13831 states and 17692 transitions. [2019-09-08 22:13:17,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:13:17,655 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2019-09-08 22:13:17,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:17,720 INFO L225 Difference]: With dead ends: 13831 [2019-09-08 22:13:17,720 INFO L226 Difference]: Without dead ends: 13712 [2019-09-08 22:13:17,730 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:13:17,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13712 states. [2019-09-08 22:13:18,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13712 to 13712. [2019-09-08 22:13:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13712 states. [2019-09-08 22:13:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13712 states to 13712 states and 17534 transitions. [2019-09-08 22:13:18,262 INFO L78 Accepts]: Start accepts. Automaton has 13712 states and 17534 transitions. Word has length 219 [2019-09-08 22:13:18,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:18,263 INFO L475 AbstractCegarLoop]: Abstraction has 13712 states and 17534 transitions. [2019-09-08 22:13:18,263 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 13712 states and 17534 transitions. [2019-09-08 22:13:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-09-08 22:13:18,274 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:18,274 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:18,275 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:18,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:18,275 INFO L82 PathProgramCache]: Analyzing trace with hash -87249171, now seen corresponding path program 1 times [2019-09-08 22:13:18,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:18,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:18,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:18,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:18,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2019-09-08 22:13:18,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:18,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:18,663 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:18,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:18,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:18,664 INFO L87 Difference]: Start difference. First operand 13712 states and 17534 transitions. Second operand 3 states. [2019-09-08 22:13:19,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:19,588 INFO L93 Difference]: Finished difference Result 31390 states and 40198 transitions. [2019-09-08 22:13:19,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:19,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-09-08 22:13:19,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:19,695 INFO L225 Difference]: With dead ends: 31390 [2019-09-08 22:13:19,696 INFO L226 Difference]: Without dead ends: 18578 [2019-09-08 22:13:19,753 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:19,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18578 states. [2019-09-08 22:13:20,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18578 to 18566. [2019-09-08 22:13:20,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18566 states. [2019-09-08 22:13:20,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18566 states to 18566 states and 23750 transitions. [2019-09-08 22:13:20,339 INFO L78 Accepts]: Start accepts. Automaton has 18566 states and 23750 transitions. Word has length 234 [2019-09-08 22:13:20,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:20,339 INFO L475 AbstractCegarLoop]: Abstraction has 18566 states and 23750 transitions. [2019-09-08 22:13:20,339 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:20,339 INFO L276 IsEmpty]: Start isEmpty. Operand 18566 states and 23750 transitions. [2019-09-08 22:13:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-09-08 22:13:20,362 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:20,363 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:20,363 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:20,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:20,363 INFO L82 PathProgramCache]: Analyzing trace with hash 521592656, now seen corresponding path program 1 times [2019-09-08 22:13:20,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:20,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:20,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:20,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:20,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2019-09-08 22:13:20,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:20,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:20,858 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:20,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:20,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:20,859 INFO L87 Difference]: Start difference. First operand 18566 states and 23750 transitions. Second operand 3 states. [2019-09-08 22:13:21,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:21,784 INFO L93 Difference]: Finished difference Result 41058 states and 52570 transitions. [2019-09-08 22:13:21,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:21,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2019-09-08 22:13:21,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:21,873 INFO L225 Difference]: With dead ends: 41058 [2019-09-08 22:13:21,873 INFO L226 Difference]: Without dead ends: 23392 [2019-09-08 22:13:21,922 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:21,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23392 states. [2019-09-08 22:13:23,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23392 to 23380. [2019-09-08 22:13:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23380 states. [2019-09-08 22:13:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23380 states to 23380 states and 29922 transitions. [2019-09-08 22:13:23,756 INFO L78 Accepts]: Start accepts. Automaton has 23380 states and 29922 transitions. Word has length 310 [2019-09-08 22:13:23,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:23,757 INFO L475 AbstractCegarLoop]: Abstraction has 23380 states and 29922 transitions. [2019-09-08 22:13:23,757 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 23380 states and 29922 transitions. [2019-09-08 22:13:23,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-09-08 22:13:23,776 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:23,777 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:23,777 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:23,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:23,778 INFO L82 PathProgramCache]: Analyzing trace with hash -375800622, now seen corresponding path program 1 times [2019-09-08 22:13:23,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:23,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:23,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:23,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:23,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2019-09-08 22:13:24,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:24,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:24,038 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:24,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:24,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:24,044 INFO L87 Difference]: Start difference. First operand 23380 states and 29922 transitions. Second operand 3 states. [2019-09-08 22:13:24,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:24,845 INFO L93 Difference]: Finished difference Result 51202 states and 65546 transitions. [2019-09-08 22:13:24,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:24,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2019-09-08 22:13:24,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:24,947 INFO L225 Difference]: With dead ends: 51202 [2019-09-08 22:13:24,948 INFO L226 Difference]: Without dead ends: 28722 [2019-09-08 22:13:24,998 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:25,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28722 states. [2019-09-08 22:13:26,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28722 to 28710. [2019-09-08 22:13:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28710 states. [2019-09-08 22:13:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28710 states to 28710 states and 36712 transitions. [2019-09-08 22:13:26,296 INFO L78 Accepts]: Start accepts. Automaton has 28710 states and 36712 transitions. Word has length 310 [2019-09-08 22:13:26,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:26,297 INFO L475 AbstractCegarLoop]: Abstraction has 28710 states and 36712 transitions. [2019-09-08 22:13:26,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 28710 states and 36712 transitions. [2019-09-08 22:13:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-09-08 22:13:26,328 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:26,329 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:26,329 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:26,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:26,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1560136649, now seen corresponding path program 1 times [2019-09-08 22:13:26,330 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:26,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:26,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:26,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:26,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2019-09-08 22:13:26,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:26,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:26,619 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:26,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:26,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:26,620 INFO L87 Difference]: Start difference. First operand 28710 states and 36712 transitions. Second operand 3 states. [2019-09-08 22:13:27,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:27,836 INFO L93 Difference]: Finished difference Result 61338 states and 78510 transitions. [2019-09-08 22:13:27,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:27,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 385 [2019-09-08 22:13:27,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:27,951 INFO L225 Difference]: With dead ends: 61338 [2019-09-08 22:13:27,952 INFO L226 Difference]: Without dead ends: 33528 [2019-09-08 22:13:28,001 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:28,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33528 states. [2019-09-08 22:13:28,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33528 to 33516. [2019-09-08 22:13:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33516 states. [2019-09-08 22:13:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33516 states to 33516 states and 42888 transitions. [2019-09-08 22:13:28,867 INFO L78 Accepts]: Start accepts. Automaton has 33516 states and 42888 transitions. Word has length 385 [2019-09-08 22:13:28,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:28,868 INFO L475 AbstractCegarLoop]: Abstraction has 33516 states and 42888 transitions. [2019-09-08 22:13:28,868 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33516 states and 42888 transitions. [2019-09-08 22:13:28,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-09-08 22:13:28,890 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:28,890 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:28,890 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:28,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:28,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1837437369, now seen corresponding path program 1 times [2019-09-08 22:13:28,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:28,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:28,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:28,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:28,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:29,179 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2019-09-08 22:13:29,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:29,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:29,180 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:29,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:29,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:29,181 INFO L87 Difference]: Start difference. First operand 33516 states and 42888 transitions. Second operand 3 states. [2019-09-08 22:13:31,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:31,541 INFO L93 Difference]: Finished difference Result 70998 states and 90916 transitions. [2019-09-08 22:13:31,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:31,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 385 [2019-09-08 22:13:31,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:31,665 INFO L225 Difference]: With dead ends: 70998 [2019-09-08 22:13:31,665 INFO L226 Difference]: Without dead ends: 38382 [2019-09-08 22:13:31,725 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:31,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38382 states. [2019-09-08 22:13:32,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38382 to 38370. [2019-09-08 22:13:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38370 states. [2019-09-08 22:13:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38370 states to 38370 states and 49108 transitions. [2019-09-08 22:13:32,636 INFO L78 Accepts]: Start accepts. Automaton has 38370 states and 49108 transitions. Word has length 385 [2019-09-08 22:13:32,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:32,636 INFO L475 AbstractCegarLoop]: Abstraction has 38370 states and 49108 transitions. [2019-09-08 22:13:32,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 38370 states and 49108 transitions. [2019-09-08 22:13:32,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2019-09-08 22:13:32,662 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:32,662 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:32,662 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:32,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:32,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1655268979, now seen corresponding path program 1 times [2019-09-08 22:13:32,663 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:32,663 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:32,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:32,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:32,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2019-09-08 22:13:33,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:33,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:33,370 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:33,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:33,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:33,370 INFO L87 Difference]: Start difference. First operand 38370 states and 49108 transitions. Second operand 5 states. [2019-09-08 22:13:34,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:34,443 INFO L93 Difference]: Finished difference Result 81188 states and 103904 transitions. [2019-09-08 22:13:34,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:13:34,443 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 428 [2019-09-08 22:13:34,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:34,597 INFO L225 Difference]: With dead ends: 81188 [2019-09-08 22:13:34,597 INFO L226 Difference]: Without dead ends: 43718 [2019-09-08 22:13:34,669 INFO L628 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 [2019-09-08 22:13:34,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43718 states. [2019-09-08 22:13:37,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43718 to 43698. [2019-09-08 22:13:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43698 states. [2019-09-08 22:13:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43698 states to 43698 states and 55900 transitions. [2019-09-08 22:13:37,919 INFO L78 Accepts]: Start accepts. Automaton has 43698 states and 55900 transitions. Word has length 428 [2019-09-08 22:13:37,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:37,920 INFO L475 AbstractCegarLoop]: Abstraction has 43698 states and 55900 transitions. [2019-09-08 22:13:37,920 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:37,921 INFO L276 IsEmpty]: Start isEmpty. Operand 43698 states and 55900 transitions. [2019-09-08 22:13:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-09-08 22:13:37,952 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:37,953 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:37,953 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:37,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:37,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1265234020, now seen corresponding path program 1 times [2019-09-08 22:13:37,954 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:37,954 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:37,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:37,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:37,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2019-09-08 22:13:38,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:38,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:38,285 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:38,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:38,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:38,285 INFO L87 Difference]: Start difference. First operand 43698 states and 55900 transitions. Second operand 5 states. [2019-09-08 22:13:39,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:39,718 INFO L93 Difference]: Finished difference Result 91370 states and 116932 transitions. [2019-09-08 22:13:39,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:13:39,718 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 429 [2019-09-08 22:13:39,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:39,918 INFO L225 Difference]: With dead ends: 91370 [2019-09-08 22:13:39,918 INFO L226 Difference]: Without dead ends: 48572 [2019-09-08 22:13:40,001 INFO L628 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 [2019-09-08 22:13:40,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48572 states. [2019-09-08 22:13:41,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48572 to 48552. [2019-09-08 22:13:41,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48552 states. [2019-09-08 22:13:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48552 states to 48552 states and 62112 transitions. [2019-09-08 22:13:41,546 INFO L78 Accepts]: Start accepts. Automaton has 48552 states and 62112 transitions. Word has length 429 [2019-09-08 22:13:41,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:41,548 INFO L475 AbstractCegarLoop]: Abstraction has 48552 states and 62112 transitions. [2019-09-08 22:13:41,548 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 48552 states and 62112 transitions. [2019-09-08 22:13:41,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-09-08 22:13:41,574 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:41,574 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2019-09-08 22:13:41,574 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:41,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:41,575 INFO L82 PathProgramCache]: Analyzing trace with hash 798929462, now seen corresponding path program 1 times [2019-09-08 22:13:41,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:41,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:41,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:41,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:41,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2019-09-08 22:13:41,890 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:41,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:13:41,892 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:13:41,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:13:41,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:13:41,893 INFO L87 Difference]: Start difference. First operand 48552 states and 62112 transitions. Second operand 5 states. [2019-09-08 22:13:43,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:43,828 INFO L93 Difference]: Finished difference Result 101022 states and 129312 transitions. [2019-09-08 22:13:43,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:13:43,829 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 430 [2019-09-08 22:13:43,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:43,971 INFO L225 Difference]: With dead ends: 101022 [2019-09-08 22:13:43,972 INFO L226 Difference]: Without dead ends: 53370 [2019-09-08 22:13:44,039 INFO L628 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 [2019-09-08 22:13:44,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53370 states. [2019-09-08 22:13:45,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53370 to 53350. [2019-09-08 22:13:45,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53350 states. [2019-09-08 22:13:45,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53350 states to 53350 states and 68268 transitions. [2019-09-08 22:13:45,234 INFO L78 Accepts]: Start accepts. Automaton has 53350 states and 68268 transitions. Word has length 430 [2019-09-08 22:13:45,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:45,235 INFO L475 AbstractCegarLoop]: Abstraction has 53350 states and 68268 transitions. [2019-09-08 22:13:45,235 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:13:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 53350 states and 68268 transitions. [2019-09-08 22:13:45,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2019-09-08 22:13:45,264 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:45,264 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2019-09-08 22:13:45,265 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:45,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:45,265 INFO L82 PathProgramCache]: Analyzing trace with hash -614010168, now seen corresponding path program 1 times [2019-09-08 22:13:45,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:45,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:45,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:45,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:45,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2019-09-08 22:13:45,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:13:45,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:13:45,604 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:13:45,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:13:45,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:45,604 INFO L87 Difference]: Start difference. First operand 53350 states and 68268 transitions. Second operand 3 states. [2019-09-08 22:13:47,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:13:47,646 INFO L93 Difference]: Finished difference Result 110840 states and 141872 transitions. [2019-09-08 22:13:47,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:13:47,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 447 [2019-09-08 22:13:47,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:13:47,842 INFO L225 Difference]: With dead ends: 110840 [2019-09-08 22:13:47,842 INFO L226 Difference]: Without dead ends: 58390 [2019-09-08 22:13:47,935 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:13:47,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58390 states. [2019-09-08 22:13:49,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58390 to 58378. [2019-09-08 22:13:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58378 states. [2019-09-08 22:13:49,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58378 states to 58378 states and 74712 transitions. [2019-09-08 22:13:49,306 INFO L78 Accepts]: Start accepts. Automaton has 58378 states and 74712 transitions. Word has length 447 [2019-09-08 22:13:49,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:13:49,307 INFO L475 AbstractCegarLoop]: Abstraction has 58378 states and 74712 transitions. [2019-09-08 22:13:49,307 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:13:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 58378 states and 74712 transitions. [2019-09-08 22:13:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2019-09-08 22:13:49,344 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:13:49,345 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 22:13:49,345 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:13:49,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:13:49,345 INFO L82 PathProgramCache]: Analyzing trace with hash -683883594, now seen corresponding path program 1 times [2019-09-08 22:13:49,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:13:49,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:13:49,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:49,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:49,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:13:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:52,100 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 777 trivial. 0 not checked. [2019-09-08 22:13:52,100 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:13:52,100 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 22:13:52,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:13:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:13:52,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 4346 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 22:13:52,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:13:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2019-09-08 22:13:53,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 22:13:53,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-08 22:13:53,194 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 22:13:53,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 22:13:53,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:13:53,194 INFO L87 Difference]: Start difference. First operand 58378 states and 74712 transitions. Second operand 8 states. [2019-09-08 22:14:38,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:14:38,300 INFO L93 Difference]: Finished difference Result 128128 states and 163810 transitions. [2019-09-08 22:14:38,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-08 22:14:38,301 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 454 [2019-09-08 22:14:38,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:14:38,896 INFO L225 Difference]: With dead ends: 128128 [2019-09-08 22:14:38,897 INFO L226 Difference]: Without dead ends: 70650 [2019-09-08 22:14:39,188 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=353, Unknown=0, NotChecked=0, Total=506 [2019-09-08 22:14:39,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70650 states. [2019-09-08 22:14:42,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70650 to 70562. [2019-09-08 22:14:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70562 states. [2019-09-08 22:14:42,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70562 states to 70562 states and 90084 transitions. [2019-09-08 22:14:42,712 INFO L78 Accepts]: Start accepts. Automaton has 70562 states and 90084 transitions. Word has length 454 [2019-09-08 22:14:42,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:14:42,713 INFO L475 AbstractCegarLoop]: Abstraction has 70562 states and 90084 transitions. [2019-09-08 22:14:42,713 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 22:14:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 70562 states and 90084 transitions. [2019-09-08 22:14:42,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2019-09-08 22:14:42,807 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:14:42,807 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:14:42,807 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:14:42,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:14:42,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1726403526, now seen corresponding path program 1 times [2019-09-08 22:14:42,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:14:42,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:14:42,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:14:42,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:14:42,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:14:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:14:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2019-09-08 22:14:43,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:14:43,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:14:43,190 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:14:43,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:14:43,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:14:43,191 INFO L87 Difference]: Start difference. First operand 70562 states and 90084 transitions. Second operand 3 states. [2019-09-08 22:14:45,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:14:45,978 INFO L93 Difference]: Finished difference Result 145048 states and 185258 transitions. [2019-09-08 22:14:45,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:14:45,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 469 [2019-09-08 22:14:45,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:14:46,385 INFO L225 Difference]: With dead ends: 145048 [2019-09-08 22:14:46,386 INFO L226 Difference]: Without dead ends: 75386 [2019-09-08 22:14:46,555 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:14:46,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75386 states. [2019-09-08 22:14:51,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75386 to 75374. [2019-09-08 22:14:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75374 states. [2019-09-08 22:14:52,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75374 states to 75374 states and 96252 transitions. [2019-09-08 22:14:52,165 INFO L78 Accepts]: Start accepts. Automaton has 75374 states and 96252 transitions. Word has length 469 [2019-09-08 22:14:52,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:14:52,166 INFO L475 AbstractCegarLoop]: Abstraction has 75374 states and 96252 transitions. [2019-09-08 22:14:52,166 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:14:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 75374 states and 96252 transitions. [2019-09-08 22:14:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2019-09-08 22:14:52,235 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:14:52,236 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:14:52,236 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:14:52,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:14:52,237 INFO L82 PathProgramCache]: Analyzing trace with hash 481207845, now seen corresponding path program 1 times [2019-09-08 22:14:52,237 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:14:52,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:14:52,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:14:52,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:14:52,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:14:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:14:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 939 trivial. 0 not checked. [2019-09-08 22:14:52,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:14:52,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:14:52,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:14:52,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:14:52,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:14:52,613 INFO L87 Difference]: Start difference. First operand 75374 states and 96252 transitions. Second operand 5 states. [2019-09-08 22:14:54,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:14:54,893 INFO L93 Difference]: Finished difference Result 154676 states and 197590 transitions. [2019-09-08 22:14:54,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:14:54,894 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 488 [2019-09-08 22:14:54,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:14:55,252 INFO L225 Difference]: With dead ends: 154676 [2019-09-08 22:14:55,253 INFO L226 Difference]: Without dead ends: 80202 [2019-09-08 22:14:55,420 INFO L628 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 [2019-09-08 22:14:55,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80202 states. [2019-09-08 22:15:00,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80202 to 75394. [2019-09-08 22:15:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75394 states. [2019-09-08 22:15:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75394 states to 75394 states and 96280 transitions. [2019-09-08 22:15:00,738 INFO L78 Accepts]: Start accepts. Automaton has 75394 states and 96280 transitions. Word has length 488 [2019-09-08 22:15:00,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:15:00,739 INFO L475 AbstractCegarLoop]: Abstraction has 75394 states and 96280 transitions. [2019-09-08 22:15:00,739 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:15:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 75394 states and 96280 transitions. [2019-09-08 22:15:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2019-09-08 22:15:00,790 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:15:00,790 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:15:00,791 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:15:00,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:15:00,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1459058662, now seen corresponding path program 1 times [2019-09-08 22:15:00,791 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:15:00,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:15:00,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:00,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:15:00,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:15:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 940 trivial. 0 not checked. [2019-09-08 22:15:01,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:15:01,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:15:01,132 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:15:01,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:15:01,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:15:01,132 INFO L87 Difference]: Start difference. First operand 75394 states and 96280 transitions. Second operand 5 states. [2019-09-08 22:15:03,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:15:03,342 INFO L93 Difference]: Finished difference Result 154736 states and 197690 transitions. [2019-09-08 22:15:03,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:15:03,343 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 489 [2019-09-08 22:15:03,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:15:03,692 INFO L225 Difference]: With dead ends: 154736 [2019-09-08 22:15:03,693 INFO L226 Difference]: Without dead ends: 80242 [2019-09-08 22:15:03,866 INFO L628 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 [2019-09-08 22:15:03,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80242 states. [2019-09-08 22:15:06,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80242 to 75414. [2019-09-08 22:15:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75414 states. [2019-09-08 22:15:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75414 states to 75414 states and 96308 transitions. [2019-09-08 22:15:06,410 INFO L78 Accepts]: Start accepts. Automaton has 75414 states and 96308 transitions. Word has length 489 [2019-09-08 22:15:06,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:15:06,411 INFO L475 AbstractCegarLoop]: Abstraction has 75414 states and 96308 transitions. [2019-09-08 22:15:06,411 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:15:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 75414 states and 96308 transitions. [2019-09-08 22:15:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2019-09-08 22:15:06,450 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:15:06,451 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:15:06,451 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:15:06,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:15:06,451 INFO L82 PathProgramCache]: Analyzing trace with hash 927665000, now seen corresponding path program 1 times [2019-09-08 22:15:06,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:15:06,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:15:06,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:06,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:15:06,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:15:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 124 proven. 34 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2019-09-08 22:15:06,935 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:15:06,936 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 22:15:06,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:15:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:15:07,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 4502 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 22:15:07,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:15:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Stream closed [2019-09-08 22:15:07,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 22:15:07,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2019-09-08 22:15:07,961 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-08 22:15:07,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-08 22:15:07,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-09-08 22:15:07,961 INFO L87 Difference]: Start difference. First operand 75414 states and 96308 transitions. Second operand 12 states. [2019-09-08 22:15:52,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:15:52,791 INFO L93 Difference]: Finished difference Result 154914 states and 197900 transitions. [2019-09-08 22:15:52,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 22:15:52,794 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 490 [2019-09-08 22:15:52,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:15:53,063 INFO L225 Difference]: With dead ends: 154914 [2019-09-08 22:15:53,063 INFO L226 Difference]: Without dead ends: 80400 [2019-09-08 22:15:53,168 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 518 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2019-09-08 22:15:53,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80400 states. [2019-09-08 22:15:55,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80400 to 75548. [2019-09-08 22:15:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75548 states. [2019-09-08 22:15:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75548 states to 75548 states and 96454 transitions. [2019-09-08 22:15:55,680 INFO L78 Accepts]: Start accepts. Automaton has 75548 states and 96454 transitions. Word has length 490 [2019-09-08 22:15:55,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:15:55,681 INFO L475 AbstractCegarLoop]: Abstraction has 75548 states and 96454 transitions. [2019-09-08 22:15:55,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-08 22:15:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 75548 states and 96454 transitions. [2019-09-08 22:15:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2019-09-08 22:15:55,723 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:15:55,724 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 12, 12, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 22:15:55,724 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:15:55,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:15:55,725 INFO L82 PathProgramCache]: Analyzing trace with hash 225872003, now seen corresponding path program 1 times [2019-09-08 22:15:55,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:15:55,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:15:55,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:55,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:15:55,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:15:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:15:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2019-09-08 22:15:56,140 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:15:56,140 INFO L223 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 [2019-09-08 22:15:56,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:15:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:15:56,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 4557 conjuncts, 24 conjunts are in the unsatisfiable core [2019-09-08 22:15:56,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:15:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 516 proven. 12 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2019-09-08 22:15:57,631 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 22:15:57,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 19] total 23 [2019-09-08 22:15:57,632 INFO L454 AbstractCegarLoop]: Interpolant automaton has 23 states [2019-09-08 22:15:57,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2019-09-08 22:15:57,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2019-09-08 22:15:57,633 INFO L87 Difference]: Start difference. First operand 75548 states and 96454 transitions. Second operand 23 states. [2019-09-08 22:18:51,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:18:51,441 INFO L93 Difference]: Finished difference Result 227612 states and 290542 transitions. [2019-09-08 22:18:51,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2019-09-08 22:18:51,442 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 507 [2019-09-08 22:18:51,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:18:51,973 INFO L225 Difference]: With dead ends: 227612 [2019-09-08 22:18:51,973 INFO L226 Difference]: Without dead ends: 152890 [2019-09-08 22:18:52,126 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=724, Invalid=4532, Unknown=0, NotChecked=0, Total=5256 [2019-09-08 22:18:52,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152890 states. [2019-09-08 22:19:05,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152890 to 152512. [2019-09-08 22:19:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152512 states. [2019-09-08 22:19:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152512 states to 152512 states and 194682 transitions. [2019-09-08 22:19:06,071 INFO L78 Accepts]: Start accepts. Automaton has 152512 states and 194682 transitions. Word has length 507 [2019-09-08 22:19:06,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:06,072 INFO L475 AbstractCegarLoop]: Abstraction has 152512 states and 194682 transitions. [2019-09-08 22:19:06,072 INFO L476 AbstractCegarLoop]: Interpolant automaton has 23 states. [2019-09-08 22:19:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 152512 states and 194682 transitions. [2019-09-08 22:19:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2019-09-08 22:19:06,142 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:06,143 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 10, 10, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:19:06,143 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:06,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:06,143 INFO L82 PathProgramCache]: Analyzing trace with hash -87782851, now seen corresponding path program 1 times [2019-09-08 22:19:06,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:06,144 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:06,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:06,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:06,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 105 proven. 6 refuted. 0 times theorem prover too weak. 1043 trivial. 0 not checked. [2019-09-08 22:19:06,617 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:19:06,617 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 22:19:06,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:07,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 5076 conjuncts, 42 conjunts are in the unsatisfiable core [2019-09-08 22:19:07,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:19:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 537 proven. 12 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2019-09-08 22:19:08,717 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 22:19:08,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 19] total 24 [2019-09-08 22:19:08,719 INFO L454 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-09-08 22:19:08,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-09-08 22:19:08,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=500, Unknown=0, NotChecked=0, Total=552 [2019-09-08 22:19:08,720 INFO L87 Difference]: Start difference. First operand 152512 states and 194682 transitions. Second operand 24 states. [2019-09-08 22:21:29,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:21:29,971 INFO L93 Difference]: Finished difference Result 336051 states and 429176 transitions. [2019-09-08 22:21:29,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-09-08 22:21:29,972 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 624 [2019-09-08 22:21:29,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:21:30,649 INFO L225 Difference]: With dead ends: 336051 [2019-09-08 22:21:30,649 INFO L226 Difference]: Without dead ends: 184378 [2019-09-08 22:21:30,874 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 609 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=417, Invalid=5133, Unknown=0, NotChecked=0, Total=5550 [2019-09-08 22:21:31,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184378 states. [2019-09-08 22:21:39,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184378 to 183960. [2019-09-08 22:21:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183960 states. [2019-09-08 22:21:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183960 states to 183960 states and 234840 transitions. [2019-09-08 22:21:41,704 INFO L78 Accepts]: Start accepts. Automaton has 183960 states and 234840 transitions. Word has length 624 [2019-09-08 22:21:41,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:21:41,704 INFO L475 AbstractCegarLoop]: Abstraction has 183960 states and 234840 transitions. [2019-09-08 22:21:41,704 INFO L476 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-09-08 22:21:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 183960 states and 234840 transitions. [2019-09-08 22:21:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2019-09-08 22:21:41,773 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:21:41,774 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 12, 12, 11, 11, 9, 9, 9, 9, 8, 8, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:21:41,774 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:21:41,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:21:41,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1863213256, now seen corresponding path program 1 times [2019-09-08 22:21:41,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:21:41,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:21:41,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:21:41,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:21:41,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:21:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:21:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2019-09-08 22:21:42,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:21:42,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:21:42,533 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:21:42,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:21:42,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:21:42,533 INFO L87 Difference]: Start difference. First operand 183960 states and 234840 transitions. Second operand 5 states. [2019-09-08 22:21:54,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:21:54,334 INFO L93 Difference]: Finished difference Result 367727 states and 469872 transitions. [2019-09-08 22:21:54,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:21:54,334 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 793 [2019-09-08 22:21:54,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:21:55,039 INFO L225 Difference]: With dead ends: 367727 [2019-09-08 22:21:55,040 INFO L226 Difference]: Without dead ends: 184670 [2019-09-08 22:21:55,917 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:21:56,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184670 states. [2019-09-08 22:22:08,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184670 to 184024. [2019-09-08 22:22:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184024 states. [2019-09-08 22:22:13,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184024 states to 184024 states and 234936 transitions. [2019-09-08 22:22:13,660 INFO L78 Accepts]: Start accepts. Automaton has 184024 states and 234936 transitions. Word has length 793 [2019-09-08 22:22:13,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:22:13,661 INFO L475 AbstractCegarLoop]: Abstraction has 184024 states and 234936 transitions. [2019-09-08 22:22:13,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:22:13,661 INFO L276 IsEmpty]: Start isEmpty. Operand 184024 states and 234936 transitions. [2019-09-08 22:22:13,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2019-09-08 22:22:13,731 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:22:13,732 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 12, 12, 11, 11, 9, 9, 9, 9, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:22:13,732 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:22:13,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:22:13,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1692133650, now seen corresponding path program 1 times [2019-09-08 22:22:13,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:22:13,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:22:13,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:13,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:22:13,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:22:14,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2019-09-08 22:22:14,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:22:14,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 22:22:14,487 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 22:22:14,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 22:22:14,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-08 22:22:14,490 INFO L87 Difference]: Start difference. First operand 184024 states and 234936 transitions. Second operand 4 states. [2019-09-08 22:22:28,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:22:28,468 INFO L93 Difference]: Finished difference Result 510031 states and 653594 transitions. [2019-09-08 22:22:28,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 22:22:28,468 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 757 [2019-09-08 22:22:28,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:22:30,541 INFO L225 Difference]: With dead ends: 510031 [2019-09-08 22:22:30,541 INFO L226 Difference]: Without dead ends: 326910 [2019-09-08 22:22:30,841 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-08 22:22:31,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326910 states. [2019-09-08 22:22:56,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326910 to 326714. [2019-09-08 22:22:56,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326714 states. [2019-09-08 22:22:56,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326714 states to 326714 states and 419030 transitions. [2019-09-08 22:22:57,011 INFO L78 Accepts]: Start accepts. Automaton has 326714 states and 419030 transitions. Word has length 757 [2019-09-08 22:22:57,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:22:57,012 INFO L475 AbstractCegarLoop]: Abstraction has 326714 states and 419030 transitions. [2019-09-08 22:22:57,012 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 22:22:57,012 INFO L276 IsEmpty]: Start isEmpty. Operand 326714 states and 419030 transitions. [2019-09-08 22:22:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2019-09-08 22:22:57,100 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:22:57,101 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 14, 14, 11, 11, 9, 9, 9, 9, 6, 6, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:22:57,101 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:22:57,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:22:57,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1436726026, now seen corresponding path program 1 times [2019-09-08 22:22:57,102 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:22:57,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:22:57,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:57,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:22:57,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:22:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1438 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 1415 trivial. 0 not checked. [2019-09-08 22:22:59,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:22:59,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:22:59,051 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:22:59,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:22:59,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:22:59,052 INFO L87 Difference]: Start difference. First operand 326714 states and 419030 transitions. Second operand 5 states. [2019-09-08 22:23:20,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:23:20,044 INFO L93 Difference]: Finished difference Result 792383 states and 1017977 transitions. [2019-09-08 22:23:20,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:23:20,044 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 785 [2019-09-08 22:23:20,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:23:21,976 INFO L225 Difference]: With dead ends: 792383 [2019-09-08 22:23:21,977 INFO L226 Difference]: Without dead ends: 466572 [2019-09-08 22:23:24,036 INFO L628 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 [2019-09-08 22:23:24,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466572 states. [2019-09-08 22:23:58,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466572 to 396775. [2019-09-08 22:23:58,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396775 states. [2019-09-08 22:23:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396775 states to 396775 states and 509527 transitions. [2019-09-08 22:23:59,549 INFO L78 Accepts]: Start accepts. Automaton has 396775 states and 509527 transitions. Word has length 785 [2019-09-08 22:23:59,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:23:59,550 INFO L475 AbstractCegarLoop]: Abstraction has 396775 states and 509527 transitions. [2019-09-08 22:23:59,550 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:23:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 396775 states and 509527 transitions. [2019-09-08 22:23:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2019-09-08 22:23:59,644 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:23:59,645 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 14, 14, 11, 11, 9, 9, 9, 9, 6, 6, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:23:59,645 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:23:59,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:23:59,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1433944707, now seen corresponding path program 1 times [2019-09-08 22:23:59,646 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:23:59,646 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:23:59,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:23:59,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:23:59,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:23:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:24:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1438 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2019-09-08 22:24:01,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:24:01,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 22:24:01,664 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 22:24:01,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 22:24:01,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 22:24:01,665 INFO L87 Difference]: Start difference. First operand 396775 states and 509527 transitions. Second operand 6 states.