java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 22:57:20,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 22:57:20,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 22:57:21,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 22:57:21,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 22:57:21,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 22:57:21,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 22:57:21,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 22:57:21,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 22:57:21,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 22:57:21,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 22:57:21,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 22:57:21,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 22:57:21,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 22:57:21,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 22:57:21,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 22:57:21,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 22:57:21,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 22:57:21,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 22:57:21,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 22:57:21,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 22:57:21,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 22:57:21,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 22:57:21,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 22:57:21,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 22:57:21,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 22:57:21,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 22:57:21,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 22:57:21,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 22:57:21,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 22:57:21,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 22:57:21,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 22:57:21,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 22:57:21,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 22:57:21,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 22:57:21,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 22:57:21,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 22:57:21,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 22:57:21,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 22:57:21,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 22:57:21,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 22:57:21,045 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 22:57:21,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 22:57:21,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 22:57:21,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 22:57:21,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 22:57:21,067 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 22:57:21,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 22:57:21,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 22:57:21,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 22:57:21,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 22:57:21,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 22:57:21,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 22:57:21,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 22:57:21,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 22:57:21,070 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 22:57:21,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 22:57:21,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 22:57:21,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 22:57:21,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 22:57:21,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 22:57:21,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 22:57:21,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 22:57:21,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 22:57:21,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 22:57:21,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 22:57:21,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 22:57:21,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 22:57:21,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 22:57:21,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 22:57:21,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 22:57:21,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 22:57:21,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 22:57:21,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 22:57:21,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 22:57:21,138 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 22:57:21,139 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2019-09-08 22:57:21,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dacaefa/91ce4597a2b0450e9107b0f1eb0434c9/FLAG40ffd3187 [2019-09-08 22:57:22,275 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 22:57:22,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2019-09-08 22:57:22,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dacaefa/91ce4597a2b0450e9107b0f1eb0434c9/FLAG40ffd3187 [2019-09-08 22:57:22,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dacaefa/91ce4597a2b0450e9107b0f1eb0434c9 [2019-09-08 22:57:22,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 22:57:22,678 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 22:57:22,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 22:57:22,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 22:57:22,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 22:57:22,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:57:22" (1/1) ... [2019-09-08 22:57:22,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3ba2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:22, skipping insertion in model container [2019-09-08 22:57:22,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:57:22" (1/1) ... [2019-09-08 22:57:22,698 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 22:57:22,896 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 22:57:27,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:57:27,260 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 22:57:27,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:57:28,998 INFO L192 MainTranslator]: Completed translation [2019-09-08 22:57:28,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28 WrapperNode [2019-09-08 22:57:28,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 22:57:29,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 22:57:29,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 22:57:29,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 22:57:29,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (1/1) ... [2019-09-08 22:57:29,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 22:57:29,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 22:57:29,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 22:57:29,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 22:57:29,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (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 22:57:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 22:57:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 22:57:29,556 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 22:57:29,556 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 22:57:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 22:57:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:57:29,557 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 22:57:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:57:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:57:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:57:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:57:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 22:57:29,559 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 22:57:29,559 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-08 22:57:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 22:57:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-08 22:57:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 22:57:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 22:57:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 22:57:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 22:57:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 22:57:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 22:57:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 22:57:29,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 22:57:29,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 22:57:29,563 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-09-08 22:57:29,564 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-09-08 22:57:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-09-08 22:57:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-09-08 22:57:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-09-08 22:57:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-09-08 22:57:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-08 22:57:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-09-08 22:57:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 22:57:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-09-08 22:57:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_queued [2019-09-08 22:57:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2019-09-08 22:57:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 22:57:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 22:57:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 22:57:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 22:57:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 22:57:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 22:57:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-09-08 22:57:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 22:57:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:57:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 22:57:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 22:57:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-09-08 22:57:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-09-08 22:57:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-08 22:57:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-09-08 22:57:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-09-08 22:57:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:57:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-08 22:57:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-09-08 22:57:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_address [2019-09-08 22:57:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-09-08 22:57:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-09-08 22:57:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-09-08 22:57:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-09-08 22:57:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-09-08 22:57:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 22:57:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 22:57:29,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 22:57:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 22:57:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_sent_queue [2019-09-08 22:57:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2019-09-08 22:57:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_completed_queue [2019-09-08 22:57:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2019-09-08 22:57:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_reset_queue [2019-09-08 22:57:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_reset_queue [2019-09-08 22:57:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 22:57:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 22:57:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-09-08 22:57:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-09-08 22:57:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2019-09-08 22:57:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-09-08 22:57:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 22:57:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2019-09-08 22:57:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 22:57:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 22:57:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 22:57:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 22:57:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 22:57:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_rxbufsize [2019-09-08 22:57:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_rx_skb [2019-09-08 22:57:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_rx_err_acct [2019-09-08 22:57:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_rx_csum_ok [2019-09-08 22:57:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_rx_poll [2019-09-08 22:57:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_interrupt [2019-09-08 22:57:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_poll_controller [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_tx [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_tx_vlan_tag [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure unwind_tx_frag_mapping [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_start_xmit [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __cp_set_rx_mode [2019-09-08 22:57:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_rx_mode [2019-09-08 22:57:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __cp_get_stats [2019-09-08 22:57:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_stats [2019-09-08 22:57:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_stop_hw [2019-09-08 22:57:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_reset_hw [2019-09-08 22:57:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_start_hw [2019-09-08 22:57:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_enable_irq [2019-09-08 22:57:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_hw [2019-09-08 22:57:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_refill_rx [2019-09-08 22:57:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_rings_index [2019-09-08 22:57:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_rings [2019-09-08 22:57:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_alloc_rings [2019-09-08 22:57:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_clean_rings [2019-09-08 22:57:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_free_rings [2019-09-08 22:57:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_open [2019-09-08 22:57:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_close [2019-09-08 22:57:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_tx_timeout [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_change_mtu [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_wol [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_wol [2019-09-08 22:57:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_drvinfo [2019-09-08 22:57:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_ringparam [2019-09-08 22:57:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_regs_len [2019-09-08 22:57:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_sset_count [2019-09-08 22:57:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_settings [2019-09-08 22:57:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_settings [2019-09-08 22:57:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_nway_reset [2019-09-08 22:57:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_msglevel [2019-09-08 22:57:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_msglevel [2019-09-08 22:57:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_features [2019-09-08 22:57:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_regs [2019-09-08 22:57:29,609 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_wol [2019-09-08 22:57:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_wol [2019-09-08 22:57:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_strings [2019-09-08 22:57:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_ethtool_stats [2019-09-08 22:57:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_ioctl [2019-09-08 22:57:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_mac_address [2019-09-08 22:57:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd_start [2019-09-08 22:57:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd [2019-09-08 22:57:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd_end [2019-09-08 22:57:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_extend_cmd [2019-09-08 22:57:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-09-08 22:57:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure write_eeprom [2019-09-08 22:57:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_eeprom_len [2019-09-08 22:57:29,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_eeprom [2019-09-08 22:57:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_eeprom [2019-09-08 22:57:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_d3_state [2019-09-08 22:57:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_one [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_remove_one [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_suspend [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_resume [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_exit [2019-09-08 22:57:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cp_exit_11_2 [2019-09-08 22:57:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_cp_init_11_7 [2019-09-08 22:57:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 22:57:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:57:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 22:57:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_4_1 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_6_4 [2019-09-08 22:57:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:57:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:57:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:57:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:57:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:57:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 22:57:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_33 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-09-08 22:57:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_38 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_39 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_41 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_42 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_43 [2019-09-08 22:57:29,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_44 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_47 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_50 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_51 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-09-08 22:57:29,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 22:57:29,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:57:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:57:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_6_6 [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 22:57:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_8_2 [2019-09-08 22:57:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_77 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_78 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_81 [2019-09-08 22:57:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_84 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_86 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_88 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_89 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_91 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_92 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_94 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_96 [2019-09-08 22:57:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_98 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_100 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_102 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_104 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_106 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_108 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_109 [2019-09-08 22:57:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_116 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_117 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_118 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_119 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_120 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_121 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_123 [2019-09-08 22:57:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_125 [2019-09-08 22:57:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_126 [2019-09-08 22:57:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 22:57:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 22:57:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 22:57:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 22:57:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 22:57:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 22:57:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 22:57:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 22:57:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 22:57:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 22:57:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 22:57:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 22:57:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 22:57:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 22:57:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 22:57:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 22:57:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cp_private [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_cp_private [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_cp_private [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_cp_private [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_cp_private [2019-09-08 22:57:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_cp_private [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_cp_private [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_cp_private [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_res_counter [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_res_counter [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_res_counter [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_res_counter [2019-09-08 22:57:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_res_counter [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_res_counter [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 22:57:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 22:57:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 22:57:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 22:57:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 22:57:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_complete [2019-09-08 22:57:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-08 22:57:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 22:57:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 22:57:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_completed [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_reset [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 22:57:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-09-08 22:57:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 22:57:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_flush [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2019-09-08 22:57:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 22:57:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 22:57:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_mwi [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 22:57:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 22:57:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 22:57:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 22:57:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 22:57:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 22:57:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 22:57:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 22:57:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 22:57:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-09-08 22:57:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 22:57:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_77 [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_81 [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_84 [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_86 [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_89 [2019-09-08 22:57:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_92 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_94 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_96 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_98 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_100 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_102 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_104 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_106 [2019-09-08 22:57:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_121 [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_123 [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cp_private [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_cp_private [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 22:57:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 22:57:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 22:57:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_108 [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 22:57:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_109 [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_78 [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-09-08 22:57:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-08 22:57:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 22:57:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure dql_queued [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure dql_completed [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure dql_reset [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-09-08 22:57:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 22:57:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 22:57:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 22:57:29,816 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 22:57:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 22:57:29,816 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 22:57:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-09-08 22:57:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 22:57:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 22:57:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 22:57:29,817 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 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-09-08 22:57:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_address [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-08 22:57:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_complete [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-09-08 22:57:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_118 [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_120 [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 22:57:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_sent_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_completed_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_reset_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_reset_queue [2019-09-08 22:57:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_flush [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 22:57:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_117 [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_119 [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-09-08 22:57:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_mwi [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 22:57:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_125 [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 22:57:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_126 [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 22:57:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_116 [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_88 [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_91 [2019-09-08 22:57:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 22:57:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure __cp_set_rx_mode [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure cp_tx [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure cp_clean_rings [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure cp_poll_controller [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_eeprom_len [2019-09-08 22:57:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_eeprom [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_eeprom [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_rxbufsize [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_rx_skb [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_rx_err_acct [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_rx_csum_ok [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_rx_poll [2019-09-08 22:57:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure cp_interrupt [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_tx_vlan_tag [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure unwind_tx_frag_mapping [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_start_xmit [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_rx_mode [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure __cp_get_stats [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_stats [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_stop_hw [2019-09-08 22:57:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure cp_reset_hw [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_start_hw [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_enable_irq [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_hw [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_refill_rx [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_rings_index [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_rings [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 22:57:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure cp_alloc_rings [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cp_free_rings [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cp_open [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cp_close [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cp_tx_timeout [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cp_change_mtu [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 22:57:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_wol [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_wol [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_drvinfo [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_ringparam [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_regs_len [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_sset_count [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_settings [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_settings [2019-09-08 22:57:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure cp_nway_reset [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_msglevel [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_msglevel [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_features [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_regs [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_wol [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_wol [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_strings [2019-09-08 22:57:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_ethtool_stats [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure cp_ioctl [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_mac_address [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd_start [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd_end [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_extend_cmd [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-09-08 22:57:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure write_eeprom [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_d3_state [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_one [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_remove_one [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_suspend [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_resume [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init [2019-09-08 22:57:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure cp_exit [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cp_exit_11_2 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_cp_init_11_7 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_4_1 [2019-09-08 22:57:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_6_4 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:57:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-09-08 22:57:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_33 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_38 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_39 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_41 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_42 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_43 [2019-09-08 22:57:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_44 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_47 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_50 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_51 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 22:57:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:57:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 22:57:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_6_6 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:57:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_8_2 [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:57:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 22:57:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 22:57:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 22:57:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 22:57:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 22:57:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 22:57:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 22:57:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 22:57:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 22:57:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 22:57:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_cp_private [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_cp_private [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_cp_private [2019-09-08 22:57:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_cp_private [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_cp_private [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_cp_private [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_res_counter [2019-09-08 22:57:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_res_counter [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 22:57:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-09-08 22:57:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 22:57:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 22:57:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 22:57:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 22:57:33,448 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 22:57:34,172 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 22:58:33,839 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 22:58:33,840 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 22:58:33,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:58:33 BoogieIcfgContainer [2019-09-08 22:58:33,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 22:58:33,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 22:58:33,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 22:58:33,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 22:58:33,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 10:57:22" (1/3) ... [2019-09-08 22:58:33,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b693484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:58:33, skipping insertion in model container [2019-09-08 22:58:33,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:57:28" (2/3) ... [2019-09-08 22:58:33,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b693484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:58:33, skipping insertion in model container [2019-09-08 22:58:33,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:58:33" (3/3) ... [2019-09-08 22:58:33,855 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2019-09-08 22:58:33,865 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 22:58:33,881 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 22:58:33,899 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 22:58:33,950 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 22:58:33,951 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 22:58:33,951 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 22:58:33,951 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 22:58:33,951 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 22:58:33,951 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 22:58:33,951 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 22:58:33,951 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 22:58:33,951 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 22:58:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3527 states. [2019-09-08 22:58:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-09-08 22:58:34,052 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:58:34,054 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:34,056 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:58:34,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:58:34,063 INFO L82 PathProgramCache]: Analyzing trace with hash 550273771, now seen corresponding path program 1 times [2019-09-08 22:58:34,064 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:58:34,065 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:58:34,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:34,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:58:34,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:58:35,211 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:58:35,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:58:35,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:58:35,219 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:58:35,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:58:35,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:58:35,236 INFO L87 Difference]: Start difference. First operand 3527 states. Second operand 3 states. [2019-09-08 22:58:38,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:58:38,148 INFO L93 Difference]: Finished difference Result 8264 states and 10840 transitions. [2019-09-08 22:58:38,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:58:38,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2019-09-08 22:58:38,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:58:38,208 INFO L225 Difference]: With dead ends: 8264 [2019-09-08 22:58:38,209 INFO L226 Difference]: Without dead ends: 5474 [2019-09-08 22:58:38,239 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 22:58:38,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5474 states. [2019-09-08 22:58:38,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5474 to 5470. [2019-09-08 22:58:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5470 states. [2019-09-08 22:58:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5470 states to 5470 states and 6921 transitions. [2019-09-08 22:58:38,712 INFO L78 Accepts]: Start accepts. Automaton has 5470 states and 6921 transitions. Word has length 190 [2019-09-08 22:58:38,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:58:38,716 INFO L475 AbstractCegarLoop]: Abstraction has 5470 states and 6921 transitions. [2019-09-08 22:58:38,716 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:58:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 5470 states and 6921 transitions. [2019-09-08 22:58:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-09-08 22:58:38,731 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:58:38,731 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:38,732 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:58:38,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:58:38,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1801641360, now seen corresponding path program 1 times [2019-09-08 22:58:38,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:58:38,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:58:38,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:38,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:58:38,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:58:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:58:39,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:58:39,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:58:39,409 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:58:39,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:58:39,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:58:39,410 INFO L87 Difference]: Start difference. First operand 5470 states and 6921 transitions. Second operand 3 states. [2019-09-08 22:58:40,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:58:40,471 INFO L93 Difference]: Finished difference Result 14404 states and 18161 transitions. [2019-09-08 22:58:40,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:58:40,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2019-09-08 22:58:40,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:58:40,550 INFO L225 Difference]: With dead ends: 14404 [2019-09-08 22:58:40,550 INFO L226 Difference]: Without dead ends: 8989 [2019-09-08 22:58:40,578 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:58:40,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8989 states. [2019-09-08 22:58:40,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8989 to 8946. [2019-09-08 22:58:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8946 states. [2019-09-08 22:58:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8946 states to 8946 states and 11246 transitions. [2019-09-08 22:58:41,058 INFO L78 Accepts]: Start accepts. Automaton has 8946 states and 11246 transitions. Word has length 203 [2019-09-08 22:58:41,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:58:41,060 INFO L475 AbstractCegarLoop]: Abstraction has 8946 states and 11246 transitions. [2019-09-08 22:58:41,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:58:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 8946 states and 11246 transitions. [2019-09-08 22:58:41,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-09-08 22:58:41,066 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:58:41,067 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:41,067 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:58:41,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:58:41,068 INFO L82 PathProgramCache]: Analyzing trace with hash 568381249, now seen corresponding path program 1 times [2019-09-08 22:58:41,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:58:41,068 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:58:41,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:41,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:58:41,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:58:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:58:41,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:58:41,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:58:41,671 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:58:41,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:58:41,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:58:41,672 INFO L87 Difference]: Start difference. First operand 8946 states and 11246 transitions. Second operand 3 states. [2019-09-08 22:58:45,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:58:45,012 INFO L93 Difference]: Finished difference Result 26442 states and 33398 transitions. [2019-09-08 22:58:45,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:58:45,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2019-09-08 22:58:45,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:58:45,165 INFO L225 Difference]: With dead ends: 26442 [2019-09-08 22:58:45,165 INFO L226 Difference]: Without dead ends: 17551 [2019-09-08 22:58:45,215 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 22:58:45,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17551 states. [2019-09-08 22:58:46,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17551 to 17492. [2019-09-08 22:58:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17492 states. [2019-09-08 22:58:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17492 states to 17492 states and 22118 transitions. [2019-09-08 22:58:46,132 INFO L78 Accepts]: Start accepts. Automaton has 17492 states and 22118 transitions. Word has length 207 [2019-09-08 22:58:46,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:58:46,133 INFO L475 AbstractCegarLoop]: Abstraction has 17492 states and 22118 transitions. [2019-09-08 22:58:46,133 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:58:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17492 states and 22118 transitions. [2019-09-08 22:58:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-09-08 22:58:46,140 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:58:46,141 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:46,141 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:58:46,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:58:46,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1394640570, now seen corresponding path program 1 times [2019-09-08 22:58:46,142 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:58:46,142 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:58:46,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:46,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:58:46,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:58:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:58:46,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:58:46,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 22:58:46,677 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 22:58:46,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 22:58:46,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-08 22:58:46,678 INFO L87 Difference]: Start difference. First operand 17492 states and 22118 transitions. Second operand 6 states. [2019-09-08 22:58:58,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:58:58,187 INFO L93 Difference]: Finished difference Result 41779 states and 52869 transitions. [2019-09-08 22:58:58,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:58:58,188 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 207 [2019-09-08 22:58:58,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:58:58,349 INFO L225 Difference]: With dead ends: 41779 [2019-09-08 22:58:58,350 INFO L226 Difference]: Without dead ends: 24342 [2019-09-08 22:58:58,442 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-08 22:58:58,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24342 states. [2019-09-08 22:58:59,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24342 to 24218. [2019-09-08 22:58:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24218 states. [2019-09-08 22:58:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24218 states to 24218 states and 30478 transitions. [2019-09-08 22:58:59,508 INFO L78 Accepts]: Start accepts. Automaton has 24218 states and 30478 transitions. Word has length 207 [2019-09-08 22:58:59,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:58:59,513 INFO L475 AbstractCegarLoop]: Abstraction has 24218 states and 30478 transitions. [2019-09-08 22:58:59,513 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 22:58:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 24218 states and 30478 transitions. [2019-09-08 22:58:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-09-08 22:58:59,518 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:58:59,518 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:59,518 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:58:59,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:58:59,519 INFO L82 PathProgramCache]: Analyzing trace with hash -739793782, now seen corresponding path program 1 times [2019-09-08 22:58:59,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:58:59,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:58:59,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:59,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:58:59,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:58:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:00,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:00,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:00,238 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:00,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:00,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:00,239 INFO L87 Difference]: Start difference. First operand 24218 states and 30478 transitions. Second operand 3 states. [2019-09-08 22:59:01,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:01,290 INFO L93 Difference]: Finished difference Result 49168 states and 61762 transitions. [2019-09-08 22:59:01,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:01,291 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2019-09-08 22:59:01,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:01,440 INFO L225 Difference]: With dead ends: 49168 [2019-09-08 22:59:01,440 INFO L226 Difference]: Without dead ends: 25005 [2019-09-08 22:59:01,520 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 22:59:01,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25005 states. [2019-09-08 22:59:02,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25005 to 24962. [2019-09-08 22:59:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24962 states. [2019-09-08 22:59:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24962 states to 24962 states and 31278 transitions. [2019-09-08 22:59:02,466 INFO L78 Accepts]: Start accepts. Automaton has 24962 states and 31278 transitions. Word has length 208 [2019-09-08 22:59:02,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:02,467 INFO L475 AbstractCegarLoop]: Abstraction has 24962 states and 31278 transitions. [2019-09-08 22:59:02,467 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24962 states and 31278 transitions. [2019-09-08 22:59:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-09-08 22:59:02,470 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:02,470 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:02,471 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:02,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:02,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1956319777, now seen corresponding path program 1 times [2019-09-08 22:59:02,471 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:02,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:02,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:02,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:02,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:02,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:02,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:02,919 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:02,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:02,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:02,920 INFO L87 Difference]: Start difference. First operand 24962 states and 31278 transitions. Second operand 3 states. [2019-09-08 22:59:05,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:05,240 INFO L93 Difference]: Finished difference Result 50256 states and 62914 transitions. [2019-09-08 22:59:05,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:05,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2019-09-08 22:59:05,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:05,367 INFO L225 Difference]: With dead ends: 50256 [2019-09-08 22:59:05,368 INFO L226 Difference]: Without dead ends: 25349 [2019-09-08 22:59:05,427 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:05,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25349 states. [2019-09-08 22:59:06,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25349 to 25306. [2019-09-08 22:59:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25306 states. [2019-09-08 22:59:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25306 states to 25306 states and 31630 transitions. [2019-09-08 22:59:06,436 INFO L78 Accepts]: Start accepts. Automaton has 25306 states and 31630 transitions. Word has length 210 [2019-09-08 22:59:06,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:06,437 INFO L475 AbstractCegarLoop]: Abstraction has 25306 states and 31630 transitions. [2019-09-08 22:59:06,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 25306 states and 31630 transitions. [2019-09-08 22:59:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-09-08 22:59:06,444 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:06,444 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:06,445 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:06,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:06,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1275831447, now seen corresponding path program 1 times [2019-09-08 22:59:06,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:06,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:06,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:06,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:06,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:06,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:06,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:06,935 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:06,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:06,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:06,937 INFO L87 Difference]: Start difference. First operand 25306 states and 31630 transitions. Second operand 3 states. [2019-09-08 22:59:08,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:08,033 INFO L93 Difference]: Finished difference Result 50968 states and 63634 transitions. [2019-09-08 22:59:08,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:08,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2019-09-08 22:59:08,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:08,183 INFO L225 Difference]: With dead ends: 50968 [2019-09-08 22:59:08,184 INFO L226 Difference]: Without dead ends: 25717 [2019-09-08 22:59:08,278 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 22:59:08,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25717 states. [2019-09-08 22:59:09,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25717 to 25674. [2019-09-08 22:59:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25674 states. [2019-09-08 22:59:09,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25674 states to 25674 states and 31998 transitions. [2019-09-08 22:59:09,768 INFO L78 Accepts]: Start accepts. Automaton has 25674 states and 31998 transitions. Word has length 213 [2019-09-08 22:59:09,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:09,769 INFO L475 AbstractCegarLoop]: Abstraction has 25674 states and 31998 transitions. [2019-09-08 22:59:09,770 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 25674 states and 31998 transitions. [2019-09-08 22:59:09,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-09-08 22:59:09,773 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:09,774 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:09,774 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:09,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:09,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1612195120, now seen corresponding path program 1 times [2019-09-08 22:59:09,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:09,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:09,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:09,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:09,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:10,197 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:10,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:10,198 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:10,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:10,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:10,199 INFO L87 Difference]: Start difference. First operand 25674 states and 31998 transitions. Second operand 3 states. [2019-09-08 22:59:11,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:11,506 INFO L93 Difference]: Finished difference Result 51792 states and 64442 transitions. [2019-09-08 22:59:11,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:11,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2019-09-08 22:59:11,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:11,625 INFO L225 Difference]: With dead ends: 51792 [2019-09-08 22:59:11,626 INFO L226 Difference]: Without dead ends: 26173 [2019-09-08 22:59:11,700 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:11,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26173 states. [2019-09-08 22:59:13,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26173 to 26130. [2019-09-08 22:59:13,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26130 states. [2019-09-08 22:59:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26130 states to 26130 states and 32438 transitions. [2019-09-08 22:59:13,157 INFO L78 Accepts]: Start accepts. Automaton has 26130 states and 32438 transitions. Word has length 216 [2019-09-08 22:59:13,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:13,157 INFO L475 AbstractCegarLoop]: Abstraction has 26130 states and 32438 transitions. [2019-09-08 22:59:13,158 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:13,159 INFO L276 IsEmpty]: Start isEmpty. Operand 26130 states and 32438 transitions. [2019-09-08 22:59:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-09-08 22:59:13,163 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:13,164 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:59:13,164 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:13,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:13,164 INFO L82 PathProgramCache]: Analyzing trace with hash 906904324, now seen corresponding path program 1 times [2019-09-08 22:59:13,164 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:13,165 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:13,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:13,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:13,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2019-09-08 22:59:13,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:13,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:13,515 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:13,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:13,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:13,516 INFO L87 Difference]: Start difference. First operand 26130 states and 32438 transitions. Second operand 3 states. [2019-09-08 22:59:14,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:14,728 INFO L93 Difference]: Finished difference Result 53160 states and 65914 transitions. [2019-09-08 22:59:14,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:14,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2019-09-08 22:59:14,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:14,865 INFO L225 Difference]: With dead ends: 53160 [2019-09-08 22:59:14,866 INFO L226 Difference]: Without dead ends: 27085 [2019-09-08 22:59:14,947 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:14,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27085 states. [2019-09-08 22:59:15,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27085 to 27042. [2019-09-08 22:59:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27042 states. [2019-09-08 22:59:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27042 states to 27042 states and 33470 transitions. [2019-09-08 22:59:15,949 INFO L78 Accepts]: Start accepts. Automaton has 27042 states and 33470 transitions. Word has length 223 [2019-09-08 22:59:15,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:15,950 INFO L475 AbstractCegarLoop]: Abstraction has 27042 states and 33470 transitions. [2019-09-08 22:59:15,950 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 27042 states and 33470 transitions. [2019-09-08 22:59:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-09-08 22:59:15,955 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:15,955 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:15,955 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:15,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:15,956 INFO L82 PathProgramCache]: Analyzing trace with hash -844215807, now seen corresponding path program 1 times [2019-09-08 22:59:15,956 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:15,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:15,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:15,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:15,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:16,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:16,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:16,322 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:16,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:16,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:16,322 INFO L87 Difference]: Start difference. First operand 27042 states and 33470 transitions. Second operand 3 states. [2019-09-08 22:59:17,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:17,905 INFO L93 Difference]: Finished difference Result 54456 states and 67314 transitions. [2019-09-08 22:59:17,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:17,905 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2019-09-08 22:59:17,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:18,020 INFO L225 Difference]: With dead ends: 54456 [2019-09-08 22:59:18,021 INFO L226 Difference]: Without dead ends: 27469 [2019-09-08 22:59:18,094 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:18,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27469 states. [2019-09-08 22:59:18,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27469 to 27426. [2019-09-08 22:59:18,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27426 states. [2019-09-08 22:59:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27426 states to 27426 states and 33838 transitions. [2019-09-08 22:59:18,927 INFO L78 Accepts]: Start accepts. Automaton has 27426 states and 33838 transitions. Word has length 219 [2019-09-08 22:59:18,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:18,927 INFO L475 AbstractCegarLoop]: Abstraction has 27426 states and 33838 transitions. [2019-09-08 22:59:18,928 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:18,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27426 states and 33838 transitions. [2019-09-08 22:59:18,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-09-08 22:59:18,933 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:18,933 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:18,933 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:18,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:18,934 INFO L82 PathProgramCache]: Analyzing trace with hash 69752633, now seen corresponding path program 1 times [2019-09-08 22:59:18,934 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:18,934 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:18,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:18,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:18,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:19,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:19,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:19,290 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:19,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:19,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:19,291 INFO L87 Difference]: Start difference. First operand 27426 states and 33838 transitions. Second operand 3 states. [2019-09-08 22:59:21,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:21,943 INFO L93 Difference]: Finished difference Result 55442 states and 68336 transitions. [2019-09-08 22:59:21,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:21,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2019-09-08 22:59:21,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:22,068 INFO L225 Difference]: With dead ends: 55442 [2019-09-08 22:59:22,068 INFO L226 Difference]: Without dead ends: 28071 [2019-09-08 22:59:22,134 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 22:59:22,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28071 states. [2019-09-08 22:59:22,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28071 to 28028. [2019-09-08 22:59:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28028 states. [2019-09-08 22:59:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28028 states to 28028 states and 34492 transitions. [2019-09-08 22:59:22,983 INFO L78 Accepts]: Start accepts. Automaton has 28028 states and 34492 transitions. Word has length 220 [2019-09-08 22:59:22,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:22,983 INFO L475 AbstractCegarLoop]: Abstraction has 28028 states and 34492 transitions. [2019-09-08 22:59:22,984 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:22,984 INFO L276 IsEmpty]: Start isEmpty. Operand 28028 states and 34492 transitions. [2019-09-08 22:59:22,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-09-08 22:59:22,986 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:22,986 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:22,987 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:22,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:22,987 INFO L82 PathProgramCache]: Analyzing trace with hash 506589416, now seen corresponding path program 1 times [2019-09-08 22:59:22,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:22,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:22,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:22,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:22,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:23,342 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:23,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:23,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:23,343 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:23,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:23,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:23,344 INFO L87 Difference]: Start difference. First operand 28028 states and 34492 transitions. Second operand 3 states. [2019-09-08 22:59:24,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:24,735 INFO L93 Difference]: Finished difference Result 57324 states and 70310 transitions. [2019-09-08 22:59:24,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:24,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 221 [2019-09-08 22:59:24,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:24,837 INFO L225 Difference]: With dead ends: 57324 [2019-09-08 22:59:24,837 INFO L226 Difference]: Without dead ends: 29351 [2019-09-08 22:59:24,883 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:24,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29351 states. [2019-09-08 22:59:25,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29351 to 29308. [2019-09-08 22:59:25,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29308 states. [2019-09-08 22:59:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29308 states to 29308 states and 35812 transitions. [2019-09-08 22:59:25,699 INFO L78 Accepts]: Start accepts. Automaton has 29308 states and 35812 transitions. Word has length 221 [2019-09-08 22:59:25,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:25,700 INFO L475 AbstractCegarLoop]: Abstraction has 29308 states and 35812 transitions. [2019-09-08 22:59:25,700 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 29308 states and 35812 transitions. [2019-09-08 22:59:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-08 22:59:25,702 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:25,702 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:59:25,703 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:25,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:25,703 INFO L82 PathProgramCache]: Analyzing trace with hash 459950930, now seen corresponding path program 1 times [2019-09-08 22:59:25,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:25,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:25,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:25,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:25,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 22:59:26,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:26,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:59:26,026 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:59:26,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:59:26,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:26,031 INFO L87 Difference]: Start difference. First operand 29308 states and 35812 transitions. Second operand 3 states. [2019-09-08 22:59:27,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:59:27,640 INFO L93 Difference]: Finished difference Result 58988 states and 71990 transitions. [2019-09-08 22:59:27,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:59:27,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2019-09-08 22:59:27,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:59:27,716 INFO L225 Difference]: With dead ends: 58988 [2019-09-08 22:59:27,716 INFO L226 Difference]: Without dead ends: 29735 [2019-09-08 22:59:27,753 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:59:27,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29735 states. [2019-09-08 22:59:28,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29735 to 29692. [2019-09-08 22:59:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29692 states. [2019-09-08 22:59:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29692 states to 29692 states and 36172 transitions. [2019-09-08 22:59:28,579 INFO L78 Accepts]: Start accepts. Automaton has 29692 states and 36172 transitions. Word has length 227 [2019-09-08 22:59:28,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:59:28,580 INFO L475 AbstractCegarLoop]: Abstraction has 29692 states and 36172 transitions. [2019-09-08 22:59:28,580 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:59:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 29692 states and 36172 transitions. [2019-09-08 22:59:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-09-08 22:59:28,583 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:59:28,583 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 3, 3, 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] [2019-09-08 22:59:28,584 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:59:28,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:59:28,584 INFO L82 PathProgramCache]: Analyzing trace with hash 2006087083, now seen corresponding path program 1 times [2019-09-08 22:59:28,584 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:59:28,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:59:28,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:28,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:59:28,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:59:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:59:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2019-09-08 22:59:28,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:59:28,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 22:59:28,959 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 22:59:28,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 22:59:28,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:59:28,960 INFO L87 Difference]: Start difference. First operand 29692 states and 36172 transitions. Second operand 8 states. [2019-09-08 23:00:04,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:04,832 INFO L93 Difference]: Finished difference Result 72251 states and 88527 transitions. [2019-09-08 23:00:04,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 23:00:04,833 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 229 [2019-09-08 23:00:04,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:04,962 INFO L225 Difference]: With dead ends: 72251 [2019-09-08 23:00:04,962 INFO L226 Difference]: Without dead ends: 42614 [2019-09-08 23:00:05,017 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2019-09-08 23:00:05,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42614 states. [2019-09-08 23:00:06,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42614 to 42496. [2019-09-08 23:00:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42496 states. [2019-09-08 23:00:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42496 states to 42496 states and 52191 transitions. [2019-09-08 23:00:07,073 INFO L78 Accepts]: Start accepts. Automaton has 42496 states and 52191 transitions. Word has length 229 [2019-09-08 23:00:07,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:07,073 INFO L475 AbstractCegarLoop]: Abstraction has 42496 states and 52191 transitions. [2019-09-08 23:00:07,073 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:00:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 42496 states and 52191 transitions. [2019-09-08 23:00:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-08 23:00:07,076 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:07,076 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:07,077 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:07,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:07,077 INFO L82 PathProgramCache]: Analyzing trace with hash -969873650, now seen corresponding path program 1 times [2019-09-08 23:00:07,077 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:07,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:07,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:07,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:07,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 23:00:07,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:07,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:07,387 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:07,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:07,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:07,388 INFO L87 Difference]: Start difference. First operand 42496 states and 52191 transitions. Second operand 3 states. [2019-09-08 23:00:08,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:08,938 INFO L93 Difference]: Finished difference Result 85348 states and 104804 transitions. [2019-09-08 23:00:08,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:08,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2019-09-08 23:00:08,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:09,078 INFO L225 Difference]: With dead ends: 85348 [2019-09-08 23:00:09,078 INFO L226 Difference]: Without dead ends: 42907 [2019-09-08 23:00:09,576 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:09,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42907 states. [2019-09-08 23:00:10,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42907 to 42864. [2019-09-08 23:00:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42864 states. [2019-09-08 23:00:10,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42864 states to 42864 states and 52583 transitions. [2019-09-08 23:00:10,914 INFO L78 Accepts]: Start accepts. Automaton has 42864 states and 52583 transitions. Word has length 227 [2019-09-08 23:00:10,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:10,915 INFO L475 AbstractCegarLoop]: Abstraction has 42864 states and 52583 transitions. [2019-09-08 23:00:10,915 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 42864 states and 52583 transitions. [2019-09-08 23:00:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-09-08 23:00:10,918 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:10,918 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:10,919 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:10,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:10,919 INFO L82 PathProgramCache]: Analyzing trace with hash -139800823, now seen corresponding path program 1 times [2019-09-08 23:00:10,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:10,920 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:10,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:10,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:10,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 23:00:11,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:11,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:11,224 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:11,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:11,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:11,225 INFO L87 Difference]: Start difference. First operand 42864 states and 52583 transitions. Second operand 3 states. [2019-09-08 23:00:13,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:13,174 INFO L93 Difference]: Finished difference Result 86092 states and 105540 transitions. [2019-09-08 23:00:13,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:13,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2019-09-08 23:00:13,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:13,298 INFO L225 Difference]: With dead ends: 86092 [2019-09-08 23:00:13,298 INFO L226 Difference]: Without dead ends: 43283 [2019-09-08 23:00:13,366 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:13,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43283 states. [2019-09-08 23:00:17,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43283 to 43240. [2019-09-08 23:00:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43240 states. [2019-09-08 23:00:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43240 states to 43240 states and 52927 transitions. [2019-09-08 23:00:17,234 INFO L78 Accepts]: Start accepts. Automaton has 43240 states and 52927 transitions. Word has length 228 [2019-09-08 23:00:17,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:17,234 INFO L475 AbstractCegarLoop]: Abstraction has 43240 states and 52927 transitions. [2019-09-08 23:00:17,234 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 43240 states and 52927 transitions. [2019-09-08 23:00:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-09-08 23:00:17,237 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:17,238 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:17,238 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:17,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:17,238 INFO L82 PathProgramCache]: Analyzing trace with hash -540792845, now seen corresponding path program 1 times [2019-09-08 23:00:17,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:17,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:17,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:17,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:17,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 955 trivial. 0 not checked. [2019-09-08 23:00:17,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:17,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:17,546 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:17,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:17,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:17,547 INFO L87 Difference]: Start difference. First operand 43240 states and 52927 transitions. Second operand 3 states. [2019-09-08 23:00:19,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:19,215 INFO L93 Difference]: Finished difference Result 88371 states and 108050 transitions. [2019-09-08 23:00:19,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:19,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-09-08 23:00:19,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:19,346 INFO L225 Difference]: With dead ends: 88371 [2019-09-08 23:00:19,346 INFO L226 Difference]: Without dead ends: 45186 [2019-09-08 23:00:19,422 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:19,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45186 states. [2019-09-08 23:00:21,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45186 to 45143. [2019-09-08 23:00:21,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45143 states. [2019-09-08 23:00:21,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45143 states to 45143 states and 55093 transitions. [2019-09-08 23:00:21,300 INFO L78 Accepts]: Start accepts. Automaton has 45143 states and 55093 transitions. Word has length 234 [2019-09-08 23:00:21,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:21,301 INFO L475 AbstractCegarLoop]: Abstraction has 45143 states and 55093 transitions. [2019-09-08 23:00:21,301 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 45143 states and 55093 transitions. [2019-09-08 23:00:21,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-09-08 23:00:21,305 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:21,305 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 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] [2019-09-08 23:00:21,305 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:21,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:21,306 INFO L82 PathProgramCache]: Analyzing trace with hash -353873938, now seen corresponding path program 1 times [2019-09-08 23:00:21,306 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:21,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:21,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:21,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:21,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2019-09-08 23:00:21,574 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:21,574 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:21,575 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:21,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:21,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:21,576 INFO L87 Difference]: Start difference. First operand 45143 states and 55093 transitions. Second operand 3 states. [2019-09-08 23:00:23,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:23,704 INFO L93 Difference]: Finished difference Result 90916 states and 110862 transitions. [2019-09-08 23:00:23,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:23,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 247 [2019-09-08 23:00:23,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:23,871 INFO L225 Difference]: With dead ends: 90916 [2019-09-08 23:00:23,871 INFO L226 Difference]: Without dead ends: 45828 [2019-09-08 23:00:23,962 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:24,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45828 states. [2019-09-08 23:00:27,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45828 to 45785. [2019-09-08 23:00:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45785 states. [2019-09-08 23:00:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45785 states to 45785 states and 55739 transitions. [2019-09-08 23:00:28,094 INFO L78 Accepts]: Start accepts. Automaton has 45785 states and 55739 transitions. Word has length 247 [2019-09-08 23:00:28,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:28,095 INFO L475 AbstractCegarLoop]: Abstraction has 45785 states and 55739 transitions. [2019-09-08 23:00:28,095 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 45785 states and 55739 transitions. [2019-09-08 23:00:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-09-08 23:00:28,099 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:28,099 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:28,100 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:28,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:28,100 INFO L82 PathProgramCache]: Analyzing trace with hash -2144845175, now seen corresponding path program 1 times [2019-09-08 23:00:28,100 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:28,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:28,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:28,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:28,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2019-09-08 23:00:28,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:28,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:28,411 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:28,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:28,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:28,412 INFO L87 Difference]: Start difference. First operand 45785 states and 55739 transitions. Second operand 3 states. [2019-09-08 23:00:30,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:30,270 INFO L93 Difference]: Finished difference Result 91942 states and 111852 transitions. [2019-09-08 23:00:30,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:30,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2019-09-08 23:00:30,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:30,406 INFO L225 Difference]: With dead ends: 91942 [2019-09-08 23:00:30,406 INFO L226 Difference]: Without dead ends: 46212 [2019-09-08 23:00:30,484 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:30,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46212 states. [2019-09-08 23:00:32,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46212 to 46169. [2019-09-08 23:00:32,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46169 states. [2019-09-08 23:00:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46169 states to 46169 states and 56083 transitions. [2019-09-08 23:00:32,445 INFO L78 Accepts]: Start accepts. Automaton has 46169 states and 56083 transitions. Word has length 241 [2019-09-08 23:00:32,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:32,445 INFO L475 AbstractCegarLoop]: Abstraction has 46169 states and 56083 transitions. [2019-09-08 23:00:32,445 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:32,445 INFO L276 IsEmpty]: Start isEmpty. Operand 46169 states and 56083 transitions. [2019-09-08 23:00:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-09-08 23:00:32,449 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:32,449 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:32,449 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:32,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:32,450 INFO L82 PathProgramCache]: Analyzing trace with hash 401281144, now seen corresponding path program 1 times [2019-09-08 23:00:32,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:32,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:32,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:32,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:32,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2019-09-08 23:00:32,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:00:32,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:00:32,721 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:00:32,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:00:32,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:32,722 INFO L87 Difference]: Start difference. First operand 46169 states and 56083 transitions. Second operand 3 states. [2019-09-08 23:00:34,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:00:34,961 INFO L93 Difference]: Finished difference Result 94784 states and 114970 transitions. [2019-09-08 23:00:34,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:00:34,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2019-09-08 23:00:34,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:00:35,096 INFO L225 Difference]: With dead ends: 94784 [2019-09-08 23:00:35,097 INFO L226 Difference]: Without dead ends: 48670 [2019-09-08 23:00:35,170 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:00:35,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48670 states. [2019-09-08 23:00:37,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48670 to 48627. [2019-09-08 23:00:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48627 states. [2019-09-08 23:00:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48627 states to 48627 states and 58857 transitions. [2019-09-08 23:00:37,357 INFO L78 Accepts]: Start accepts. Automaton has 48627 states and 58857 transitions. Word has length 242 [2019-09-08 23:00:37,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:00:37,357 INFO L475 AbstractCegarLoop]: Abstraction has 48627 states and 58857 transitions. [2019-09-08 23:00:37,357 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:00:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 48627 states and 58857 transitions. [2019-09-08 23:00:37,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-09-08 23:00:37,361 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:00:37,362 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:00:37,362 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:00:37,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:00:37,363 INFO L82 PathProgramCache]: Analyzing trace with hash 2071499946, now seen corresponding path program 1 times [2019-09-08 23:00:37,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:00:37,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:00:37,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:37,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:37,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:00:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2019-09-08 23:00:37,644 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:00:37,644 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 23:00:37,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:00:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:00:38,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 4625 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:00:38,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:00:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2019-09-08 23:00:38,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:00:38,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:00:38,686 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:00:38,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:00:38,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:00:38,687 INFO L87 Difference]: Start difference. First operand 48627 states and 58857 transitions. Second operand 8 states. [2019-09-08 23:01:22,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:01:22,375 INFO L93 Difference]: Finished difference Result 97440 states and 118119 transitions. [2019-09-08 23:01:22,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 23:01:22,375 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 260 [2019-09-08 23:01:22,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:01:22,753 INFO L225 Difference]: With dead ends: 97440 [2019-09-08 23:01:22,753 INFO L226 Difference]: Without dead ends: 48868 [2019-09-08 23:01:22,891 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-09-08 23:01:22,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48868 states. [2019-09-08 23:01:26,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48868 to 48778. [2019-09-08 23:01:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48778 states. [2019-09-08 23:01:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48778 states to 48778 states and 59015 transitions. [2019-09-08 23:01:27,429 INFO L78 Accepts]: Start accepts. Automaton has 48778 states and 59015 transitions. Word has length 260 [2019-09-08 23:01:27,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:01:27,430 INFO L475 AbstractCegarLoop]: Abstraction has 48778 states and 59015 transitions. [2019-09-08 23:01:27,430 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:01:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 48778 states and 59015 transitions. [2019-09-08 23:01:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-09-08 23:01:27,433 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:01:27,433 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 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] [2019-09-08 23:01:27,433 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:01:27,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:01:27,434 INFO L82 PathProgramCache]: Analyzing trace with hash 823726276, now seen corresponding path program 1 times [2019-09-08 23:01:27,434 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:01:27,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:01:27,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:27,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:01:27,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:01:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2019-09-08 23:01:27,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:01:27,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:01:27,731 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:01:27,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:01:27,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:01:27,732 INFO L87 Difference]: Start difference. First operand 48778 states and 59015 transitions. Second operand 3 states. [2019-09-08 23:01:33,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:01:33,591 INFO L93 Difference]: Finished difference Result 143632 states and 173797 transitions. [2019-09-08 23:01:33,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:01:33,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 267 [2019-09-08 23:01:33,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:01:34,055 INFO L225 Difference]: With dead ends: 143632 [2019-09-08 23:01:34,056 INFO L226 Difference]: Without dead ends: 94984 [2019-09-08 23:01:34,184 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:01:34,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94984 states. [2019-09-08 23:01:41,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94984 to 94939. [2019-09-08 23:01:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94939 states. [2019-09-08 23:01:41,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94939 states to 94939 states and 114800 transitions. [2019-09-08 23:01:41,930 INFO L78 Accepts]: Start accepts. Automaton has 94939 states and 114800 transitions. Word has length 267 [2019-09-08 23:01:41,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:01:41,930 INFO L475 AbstractCegarLoop]: Abstraction has 94939 states and 114800 transitions. [2019-09-08 23:01:41,931 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:01:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 94939 states and 114800 transitions. [2019-09-08 23:01:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-09-08 23:01:41,932 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:01:41,933 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 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] [2019-09-08 23:01:41,933 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:01:41,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:01:41,933 INFO L82 PathProgramCache]: Analyzing trace with hash -981712058, now seen corresponding path program 1 times [2019-09-08 23:01:41,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:01:41,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:01:41,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:41,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:01:41,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:01:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 998 trivial. 0 not checked. [2019-09-08 23:01:42,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:01:42,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:01:42,252 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:01:42,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:01:42,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:01:42,253 INFO L87 Difference]: Start difference. First operand 94939 states and 114800 transitions. Second operand 5 states. [2019-09-08 23:01:46,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:01:46,260 INFO L93 Difference]: Finished difference Result 94945 states and 114805 transitions. [2019-09-08 23:01:46,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:01:46,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2019-09-08 23:01:46,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:01:46,594 INFO L225 Difference]: With dead ends: 94945 [2019-09-08 23:01:46,595 INFO L226 Difference]: Without dead ends: 94943 [2019-09-08 23:01:46,632 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:01:46,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94943 states. [2019-09-08 23:01:50,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94943 to 94943. [2019-09-08 23:01:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94943 states. [2019-09-08 23:01:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94943 states to 94943 states and 114803 transitions. [2019-09-08 23:01:50,832 INFO L78 Accepts]: Start accepts. Automaton has 94943 states and 114803 transitions. Word has length 267 [2019-09-08 23:01:50,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:01:50,833 INFO L475 AbstractCegarLoop]: Abstraction has 94943 states and 114803 transitions. [2019-09-08 23:01:50,833 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:01:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 94943 states and 114803 transitions. [2019-09-08 23:01:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-09-08 23:01:50,835 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:01:50,835 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:01:50,835 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:01:50,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:01:50,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1789936050, now seen corresponding path program 1 times [2019-09-08 23:01:50,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:01:50,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:01:50,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:50,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:01:50,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:01:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:01:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 998 trivial. 0 not checked. [2019-09-08 23:01:54,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:01:54,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:01:54,112 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:01:54,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:01:54,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:01:54,113 INFO L87 Difference]: Start difference. First operand 94943 states and 114803 transitions. Second operand 5 states. [2019-09-08 23:01:57,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:01:57,511 INFO L93 Difference]: Finished difference Result 94949 states and 114808 transitions. [2019-09-08 23:01:57,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:01:57,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 272 [2019-09-08 23:01:57,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:01:57,781 INFO L225 Difference]: With dead ends: 94949 [2019-09-08 23:01:57,782 INFO L226 Difference]: Without dead ends: 94947 [2019-09-08 23:01:57,813 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:01:57,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94947 states. [2019-09-08 23:02:02,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94947 to 94947. [2019-09-08 23:02:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94947 states. [2019-09-08 23:02:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94947 states to 94947 states and 114806 transitions. [2019-09-08 23:02:02,259 INFO L78 Accepts]: Start accepts. Automaton has 94947 states and 114806 transitions. Word has length 272 [2019-09-08 23:02:02,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:02,260 INFO L475 AbstractCegarLoop]: Abstraction has 94947 states and 114806 transitions. [2019-09-08 23:02:02,260 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 94947 states and 114806 transitions. [2019-09-08 23:02:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-09-08 23:02:02,262 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:02,262 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:02,263 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:02,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:02,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1556807674, now seen corresponding path program 1 times [2019-09-08 23:02:02,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:02,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:02,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:02,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:02,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2019-09-08 23:02:02,543 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:02,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:02,544 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:02,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:02,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:02,549 INFO L87 Difference]: Start difference. First operand 94947 states and 114806 transitions. Second operand 5 states. [2019-09-08 23:02:08,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:02:08,708 INFO L93 Difference]: Finished difference Result 94953 states and 114811 transitions. [2019-09-08 23:02:08,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:02:08,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 277 [2019-09-08 23:02:08,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:02:08,951 INFO L225 Difference]: With dead ends: 94953 [2019-09-08 23:02:08,951 INFO L226 Difference]: Without dead ends: 94951 [2019-09-08 23:02:08,981 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:02:09,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94951 states. [2019-09-08 23:02:13,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94951 to 94951. [2019-09-08 23:02:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94951 states. [2019-09-08 23:02:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94951 states to 94951 states and 114809 transitions. [2019-09-08 23:02:13,428 INFO L78 Accepts]: Start accepts. Automaton has 94951 states and 114809 transitions. Word has length 277 [2019-09-08 23:02:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:13,429 INFO L475 AbstractCegarLoop]: Abstraction has 94951 states and 114809 transitions. [2019-09-08 23:02:13,429 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 94951 states and 114809 transitions. [2019-09-08 23:02:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-09-08 23:02:13,431 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:13,431 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:13,432 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:13,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:13,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1584846578, now seen corresponding path program 1 times [2019-09-08 23:02:13,432 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:13,432 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:13,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:13,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:13,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1019 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2019-09-08 23:02:13,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:13,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:13,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:13,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:13,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:13,702 INFO L87 Difference]: Start difference. First operand 94951 states and 114809 transitions. Second operand 5 states. [2019-09-08 23:02:17,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:02:17,442 INFO L93 Difference]: Finished difference Result 94957 states and 114814 transitions. [2019-09-08 23:02:17,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:02:17,443 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 282 [2019-09-08 23:02:17,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:02:17,730 INFO L225 Difference]: With dead ends: 94957 [2019-09-08 23:02:17,730 INFO L226 Difference]: Without dead ends: 94955 [2019-09-08 23:02:17,767 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:02:17,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94955 states. [2019-09-08 23:02:24,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94955 to 94955. [2019-09-08 23:02:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94955 states. [2019-09-08 23:02:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94955 states to 94955 states and 114812 transitions. [2019-09-08 23:02:24,656 INFO L78 Accepts]: Start accepts. Automaton has 94955 states and 114812 transitions. Word has length 282 [2019-09-08 23:02:24,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:24,657 INFO L475 AbstractCegarLoop]: Abstraction has 94955 states and 114812 transitions. [2019-09-08 23:02:24,657 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:24,657 INFO L276 IsEmpty]: Start isEmpty. Operand 94955 states and 114812 transitions. [2019-09-08 23:02:24,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-09-08 23:02:24,659 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:24,660 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:24,660 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:24,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:24,660 INFO L82 PathProgramCache]: Analyzing trace with hash 2083159238, now seen corresponding path program 1 times [2019-09-08 23:02:24,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:24,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:24,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:24,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:24,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1022 trivial. 0 not checked. [2019-09-08 23:02:24,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:24,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:24,953 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:24,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:24,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:24,954 INFO L87 Difference]: Start difference. First operand 94955 states and 114812 transitions. Second operand 5 states. [2019-09-08 23:02:29,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:02:29,395 INFO L93 Difference]: Finished difference Result 94961 states and 114817 transitions. [2019-09-08 23:02:29,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:02:29,395 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 287 [2019-09-08 23:02:29,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:02:29,673 INFO L225 Difference]: With dead ends: 94961 [2019-09-08 23:02:29,674 INFO L226 Difference]: Without dead ends: 94959 [2019-09-08 23:02:29,712 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:02:29,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94959 states. [2019-09-08 23:02:36,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94959 to 94959. [2019-09-08 23:02:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94959 states. [2019-09-08 23:02:36,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94959 states to 94959 states and 114815 transitions. [2019-09-08 23:02:36,782 INFO L78 Accepts]: Start accepts. Automaton has 94959 states and 114815 transitions. Word has length 287 [2019-09-08 23:02:36,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:36,783 INFO L475 AbstractCegarLoop]: Abstraction has 94959 states and 114815 transitions. [2019-09-08 23:02:36,783 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 94959 states and 114815 transitions. [2019-09-08 23:02:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-09-08 23:02:36,786 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:36,786 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 6, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:36,786 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:36,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:36,787 INFO L82 PathProgramCache]: Analyzing trace with hash -92417074, now seen corresponding path program 1 times [2019-09-08 23:02:36,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:36,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:36,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:36,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:36,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1038 trivial. 0 not checked. [2019-09-08 23:02:37,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:37,016 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:37,017 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:37,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:37,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:37,017 INFO L87 Difference]: Start difference. First operand 94959 states and 114815 transitions. Second operand 5 states. [2019-09-08 23:02:41,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:02:41,458 INFO L93 Difference]: Finished difference Result 94965 states and 114820 transitions. [2019-09-08 23:02:41,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:02:41,458 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 292 [2019-09-08 23:02:41,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:02:41,732 INFO L225 Difference]: With dead ends: 94965 [2019-09-08 23:02:41,733 INFO L226 Difference]: Without dead ends: 94963 [2019-09-08 23:02:41,769 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:02:41,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94963 states. [2019-09-08 23:02:46,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94963 to 94963. [2019-09-08 23:02:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94963 states. [2019-09-08 23:02:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94963 states to 94963 states and 114818 transitions. [2019-09-08 23:02:46,587 INFO L78 Accepts]: Start accepts. Automaton has 94963 states and 114818 transitions. Word has length 292 [2019-09-08 23:02:46,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:46,588 INFO L475 AbstractCegarLoop]: Abstraction has 94963 states and 114818 transitions. [2019-09-08 23:02:46,588 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:46,588 INFO L276 IsEmpty]: Start isEmpty. Operand 94963 states and 114818 transitions. [2019-09-08 23:02:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-09-08 23:02:46,591 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:46,592 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 7, 6, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:46,592 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:46,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:46,592 INFO L82 PathProgramCache]: Analyzing trace with hash -76760698, now seen corresponding path program 1 times [2019-09-08 23:02:46,592 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:46,592 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:46,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:46,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:46,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2019-09-08 23:02:46,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:46,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:46,833 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:46,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:46,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:46,833 INFO L87 Difference]: Start difference. First operand 94963 states and 114818 transitions. Second operand 5 states. [2019-09-08 23:02:53,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:02:53,680 INFO L93 Difference]: Finished difference Result 101358 states and 121445 transitions. [2019-09-08 23:02:53,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:02:53,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 297 [2019-09-08 23:02:53,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:02:53,975 INFO L225 Difference]: With dead ends: 101358 [2019-09-08 23:02:53,975 INFO L226 Difference]: Without dead ends: 101356 [2019-09-08 23:02:54,012 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:02:54,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101356 states. [2019-09-08 23:02:59,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101356 to 101356. [2019-09-08 23:02:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101356 states. [2019-09-08 23:02:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101356 states to 101356 states and 121443 transitions. [2019-09-08 23:02:59,337 INFO L78 Accepts]: Start accepts. Automaton has 101356 states and 121443 transitions. Word has length 297 [2019-09-08 23:02:59,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:02:59,338 INFO L475 AbstractCegarLoop]: Abstraction has 101356 states and 121443 transitions. [2019-09-08 23:02:59,338 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:02:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 101356 states and 121443 transitions. [2019-09-08 23:02:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-09-08 23:02:59,342 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:02:59,342 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 8, 7, 7, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:02:59,342 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:02:59,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:02:59,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1595784846, now seen corresponding path program 1 times [2019-09-08 23:02:59,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:02:59,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:02:59,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:59,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:02:59,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:02:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:02:59,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2019-09-08 23:02:59,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:02:59,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:02:59,603 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:02:59,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:02:59,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:02:59,604 INFO L87 Difference]: Start difference. First operand 101356 states and 121443 transitions. Second operand 5 states. [2019-09-08 23:03:06,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:03:06,759 INFO L93 Difference]: Finished difference Result 101362 states and 121448 transitions. [2019-09-08 23:03:06,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:03:06,760 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 302 [2019-09-08 23:03:06,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:03:07,036 INFO L225 Difference]: With dead ends: 101362 [2019-09-08 23:03:07,036 INFO L226 Difference]: Without dead ends: 101360 [2019-09-08 23:03:07,070 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:03:07,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101360 states. [2019-09-08 23:03:11,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101360 to 101360. [2019-09-08 23:03:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101360 states. [2019-09-08 23:03:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101360 states to 101360 states and 121446 transitions. [2019-09-08 23:03:12,207 INFO L78 Accepts]: Start accepts. Automaton has 101360 states and 121446 transitions. Word has length 302 [2019-09-08 23:03:12,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:03:12,208 INFO L475 AbstractCegarLoop]: Abstraction has 101360 states and 121446 transitions. [2019-09-08 23:03:12,208 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:03:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 101360 states and 121446 transitions. [2019-09-08 23:03:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-09-08 23:03:12,211 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:03:12,211 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:03:12,211 INFO L418 AbstractCegarLoop]: === Iteration 31 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:03:12,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:03:12,212 INFO L82 PathProgramCache]: Analyzing trace with hash -1701600353, now seen corresponding path program 1 times [2019-09-08 23:03:12,212 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:03:12,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:03:12,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:12,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:03:12,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:03:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2019-09-08 23:03:12,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:03:12,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:03:12,445 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:03:12,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:03:12,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:03:12,445 INFO L87 Difference]: Start difference. First operand 101360 states and 121446 transitions. Second operand 3 states. [2019-09-08 23:03:23,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:03:23,426 INFO L93 Difference]: Finished difference Result 240841 states and 288269 transitions. [2019-09-08 23:03:23,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:03:23,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2019-09-08 23:03:23,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:03:23,822 INFO L225 Difference]: With dead ends: 240841 [2019-09-08 23:03:23,822 INFO L226 Difference]: Without dead ends: 139614 [2019-09-08 23:03:23,976 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:03:24,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139614 states. [2019-09-08 23:03:31,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139614 to 139346. [2019-09-08 23:03:31,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139346 states. [2019-09-08 23:03:31,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139346 states to 139346 states and 166580 transitions. [2019-09-08 23:03:31,499 INFO L78 Accepts]: Start accepts. Automaton has 139346 states and 166580 transitions. Word has length 303 [2019-09-08 23:03:31,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:03:31,500 INFO L475 AbstractCegarLoop]: Abstraction has 139346 states and 166580 transitions. [2019-09-08 23:03:31,500 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:03:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 139346 states and 166580 transitions. [2019-09-08 23:03:31,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-09-08 23:03:31,504 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:03:31,504 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 9, 8, 8, 4, 4, 4, 4, 4, 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] [2019-09-08 23:03:31,504 INFO L418 AbstractCegarLoop]: === Iteration 32 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:03:31,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:03:31,505 INFO L82 PathProgramCache]: Analyzing trace with hash 940291654, now seen corresponding path program 1 times [2019-09-08 23:03:31,505 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:03:31,505 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:03:31,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:31,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:03:31,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:03:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2019-09-08 23:03:31,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:03:31,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:03:31,754 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:03:31,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:03:31,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:03:31,755 INFO L87 Difference]: Start difference. First operand 139346 states and 166580 transitions. Second operand 5 states. [2019-09-08 23:03:38,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:03:38,929 INFO L93 Difference]: Finished difference Result 139352 states and 166585 transitions. [2019-09-08 23:03:38,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:03:38,929 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 307 [2019-09-08 23:03:38,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:03:42,880 INFO L225 Difference]: With dead ends: 139352 [2019-09-08 23:03:42,880 INFO L226 Difference]: Without dead ends: 139350 [2019-09-08 23:03:42,923 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:03:43,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139350 states. [2019-09-08 23:03:50,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139350 to 139350. [2019-09-08 23:03:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139350 states. [2019-09-08 23:03:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139350 states to 139350 states and 166583 transitions. [2019-09-08 23:03:50,409 INFO L78 Accepts]: Start accepts. Automaton has 139350 states and 166583 transitions. Word has length 307 [2019-09-08 23:03:50,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:03:50,410 INFO L475 AbstractCegarLoop]: Abstraction has 139350 states and 166583 transitions. [2019-09-08 23:03:50,410 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:03:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 139350 states and 166583 transitions. [2019-09-08 23:03:50,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-09-08 23:03:50,414 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:03:50,414 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 10, 9, 9, 4, 4, 4, 4, 4, 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] [2019-09-08 23:03:50,414 INFO L418 AbstractCegarLoop]: === Iteration 33 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:03:50,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:03:50,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1571231410, now seen corresponding path program 1 times [2019-09-08 23:03:50,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:03:50,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:03:50,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:50,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:03:50,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:03:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2019-09-08 23:03:50,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:03:50,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:03:50,626 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:03:50,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:03:50,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:03:50,626 INFO L87 Difference]: Start difference. First operand 139350 states and 166583 transitions. Second operand 5 states. [2019-09-08 23:03:58,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:03:58,256 INFO L93 Difference]: Finished difference Result 139356 states and 166588 transitions. [2019-09-08 23:03:58,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:03:58,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 312 [2019-09-08 23:03:58,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:03:58,634 INFO L225 Difference]: With dead ends: 139356 [2019-09-08 23:03:58,634 INFO L226 Difference]: Without dead ends: 139354 [2019-09-08 23:03:58,674 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:03:58,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139354 states. [2019-09-08 23:04:09,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139354 to 139354. [2019-09-08 23:04:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139354 states. [2019-09-08 23:04:10,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139354 states to 139354 states and 166586 transitions. [2019-09-08 23:04:10,201 INFO L78 Accepts]: Start accepts. Automaton has 139354 states and 166586 transitions. Word has length 312 [2019-09-08 23:04:10,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:10,201 INFO L475 AbstractCegarLoop]: Abstraction has 139354 states and 166586 transitions. [2019-09-08 23:04:10,201 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:04:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 139354 states and 166586 transitions. [2019-09-08 23:04:10,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-09-08 23:04:10,205 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:10,205 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 11, 10, 10, 4, 4, 4, 4, 4, 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] [2019-09-08 23:04:10,206 INFO L418 AbstractCegarLoop]: === Iteration 34 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:10,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:10,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1256754426, now seen corresponding path program 1 times [2019-09-08 23:04:10,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:10,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:10,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:10,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:10,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:10,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2019-09-08 23:04:10,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:04:10,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:04:10,441 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:04:10,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:04:10,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:04:10,442 INFO L87 Difference]: Start difference. First operand 139354 states and 166586 transitions. Second operand 5 states. [2019-09-08 23:04:17,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:04:17,878 INFO L93 Difference]: Finished difference Result 139360 states and 166591 transitions. [2019-09-08 23:04:17,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:04:17,878 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 317 [2019-09-08 23:04:17,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:04:18,319 INFO L225 Difference]: With dead ends: 139360 [2019-09-08 23:04:18,319 INFO L226 Difference]: Without dead ends: 139358 [2019-09-08 23:04:18,377 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:04:18,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139358 states. [2019-09-08 23:04:30,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139358 to 139358. [2019-09-08 23:04:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139358 states. [2019-09-08 23:04:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139358 states to 139358 states and 166589 transitions. [2019-09-08 23:04:30,789 INFO L78 Accepts]: Start accepts. Automaton has 139358 states and 166589 transitions. Word has length 317 [2019-09-08 23:04:30,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:30,789 INFO L475 AbstractCegarLoop]: Abstraction has 139358 states and 166589 transitions. [2019-09-08 23:04:30,790 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:04:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 139358 states and 166589 transitions. [2019-09-08 23:04:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-09-08 23:04:30,794 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:30,794 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 12, 11, 11, 4, 4, 4, 4, 4, 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] [2019-09-08 23:04:30,794 INFO L418 AbstractCegarLoop]: === Iteration 35 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:30,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:30,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1424010226, now seen corresponding path program 1 times [2019-09-08 23:04:30,795 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:30,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:30,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:30,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:30,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:31,359 WARN L188 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 3 [2019-09-08 23:04:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2019-09-08 23:04:31,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:04:31,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:04:31,412 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:04:31,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:04:31,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:04:31,413 INFO L87 Difference]: Start difference. First operand 139358 states and 166589 transitions. Second operand 5 states. [2019-09-08 23:04:38,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:04:38,633 INFO L93 Difference]: Finished difference Result 139364 states and 166594 transitions. [2019-09-08 23:04:38,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:04:38,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 322 [2019-09-08 23:04:38,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:04:39,016 INFO L225 Difference]: With dead ends: 139364 [2019-09-08 23:04:39,016 INFO L226 Difference]: Without dead ends: 139362 [2019-09-08 23:04:39,061 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:04:39,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139362 states. [2019-09-08 23:04:47,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139362 to 139362. [2019-09-08 23:04:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139362 states. [2019-09-08 23:04:47,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139362 states to 139362 states and 166592 transitions. [2019-09-08 23:04:47,742 INFO L78 Accepts]: Start accepts. Automaton has 139362 states and 166592 transitions. Word has length 322 [2019-09-08 23:04:47,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:47,742 INFO L475 AbstractCegarLoop]: Abstraction has 139362 states and 166592 transitions. [2019-09-08 23:04:47,743 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:04:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 139362 states and 166592 transitions. [2019-09-08 23:04:47,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-09-08 23:04:47,747 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:47,748 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 13, 12, 12, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:04:47,748 INFO L418 AbstractCegarLoop]: === Iteration 36 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:47,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:47,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1194633033, now seen corresponding path program 1 times [2019-09-08 23:04:47,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:47,748 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:47,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:47,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:47,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2019-09-08 23:04:47,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:04:47,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:04:47,956 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:04:47,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:04:47,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:04:47,957 INFO L87 Difference]: Start difference. First operand 139362 states and 166592 transitions. Second operand 3 states. [2019-09-08 23:05:02,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:02,223 INFO L93 Difference]: Finished difference Result 276241 states and 330319 transitions. [2019-09-08 23:05:02,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:05:02,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 363 [2019-09-08 23:05:02,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:02,623 INFO L225 Difference]: With dead ends: 276241 [2019-09-08 23:05:02,623 INFO L226 Difference]: Without dead ends: 137012 [2019-09-08 23:05:02,806 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:05:02,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137012 states. [2019-09-08 23:05:10,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137012 to 136903. [2019-09-08 23:05:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136903 states. [2019-09-08 23:05:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136903 states to 136903 states and 163557 transitions. [2019-09-08 23:05:11,051 INFO L78 Accepts]: Start accepts. Automaton has 136903 states and 163557 transitions. Word has length 363 [2019-09-08 23:05:11,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:11,051 INFO L475 AbstractCegarLoop]: Abstraction has 136903 states and 163557 transitions. [2019-09-08 23:05:11,051 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:05:11,051 INFO L276 IsEmpty]: Start isEmpty. Operand 136903 states and 163557 transitions. [2019-09-08 23:05:11,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-09-08 23:05:11,056 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:11,056 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 13, 12, 12, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:11,057 INFO L418 AbstractCegarLoop]: === Iteration 37 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:11,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:11,057 INFO L82 PathProgramCache]: Analyzing trace with hash 87539253, now seen corresponding path program 1 times [2019-09-08 23:05:11,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:11,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:11,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:11,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:11,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1298 trivial. 0 not checked. [2019-09-08 23:05:11,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:11,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:11,297 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:11,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:11,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:11,298 INFO L87 Difference]: Start difference. First operand 136903 states and 163557 transitions. Second operand 5 states. [2019-09-08 23:05:18,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:18,657 INFO L93 Difference]: Finished difference Result 136909 states and 163562 transitions. [2019-09-08 23:05:18,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:05:18,658 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 363 [2019-09-08 23:05:18,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:19,039 INFO L225 Difference]: With dead ends: 136909 [2019-09-08 23:05:19,040 INFO L226 Difference]: Without dead ends: 136907 [2019-09-08 23:05:19,083 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:19,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136907 states. [2019-09-08 23:05:27,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136907 to 136907. [2019-09-08 23:05:27,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136907 states. [2019-09-08 23:05:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136907 states to 136907 states and 163560 transitions. [2019-09-08 23:05:28,163 INFO L78 Accepts]: Start accepts. Automaton has 136907 states and 163560 transitions. Word has length 363 [2019-09-08 23:05:28,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:28,165 INFO L475 AbstractCegarLoop]: Abstraction has 136907 states and 163560 transitions. [2019-09-08 23:05:28,165 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:05:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 136907 states and 163560 transitions. [2019-09-08 23:05:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-09-08 23:05:28,170 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:28,170 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 6, 6, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:28,170 INFO L418 AbstractCegarLoop]: === Iteration 38 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:28,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:28,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1370842418, now seen corresponding path program 1 times [2019-09-08 23:05:28,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:28,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:28,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:28,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:28,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1021 trivial. 0 not checked. [2019-09-08 23:05:28,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:28,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:28,435 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:28,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:28,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:28,436 INFO L87 Difference]: Start difference. First operand 136907 states and 163560 transitions. Second operand 5 states. [2019-09-08 23:06:02,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:02,704 INFO L93 Difference]: Finished difference Result 292902 states and 349935 transitions. [2019-09-08 23:06:02,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:06:02,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 327 [2019-09-08 23:06:02,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:03,154 INFO L225 Difference]: With dead ends: 292902 [2019-09-08 23:06:03,154 INFO L226 Difference]: Without dead ends: 156235 [2019-09-08 23:06:03,330 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:06:03,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156235 states. [2019-09-08 23:06:14,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156235 to 155853. [2019-09-08 23:06:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155853 states. [2019-09-08 23:06:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155853 states to 155853 states and 186104 transitions. [2019-09-08 23:06:15,052 INFO L78 Accepts]: Start accepts. Automaton has 155853 states and 186104 transitions. Word has length 327 [2019-09-08 23:06:15,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:15,052 INFO L475 AbstractCegarLoop]: Abstraction has 155853 states and 186104 transitions. [2019-09-08 23:06:15,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 155853 states and 186104 transitions. [2019-09-08 23:06:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2019-09-08 23:06:15,057 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:15,057 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 14, 13, 13, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:15,057 INFO L418 AbstractCegarLoop]: === Iteration 39 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:15,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:15,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1159471681, now seen corresponding path program 1 times [2019-09-08 23:06:15,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:15,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:15,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:15,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:15,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:15,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1374 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 1346 trivial. 0 not checked. [2019-09-08 23:06:15,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:15,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:15,308 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:15,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:15,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:15,309 INFO L87 Difference]: Start difference. First operand 155853 states and 186104 transitions. Second operand 5 states. [2019-09-08 23:06:27,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:27,298 INFO L93 Difference]: Finished difference Result 155859 states and 186109 transitions. [2019-09-08 23:06:27,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:27,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 368 [2019-09-08 23:06:27,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:27,697 INFO L225 Difference]: With dead ends: 155859 [2019-09-08 23:06:27,697 INFO L226 Difference]: Without dead ends: 155855 [2019-09-08 23:06:27,743 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:27,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155855 states. [2019-09-08 23:06:37,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155855 to 155855. [2019-09-08 23:06:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155855 states. [2019-09-08 23:06:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155855 states to 155855 states and 186105 transitions. [2019-09-08 23:06:37,474 INFO L78 Accepts]: Start accepts. Automaton has 155855 states and 186105 transitions. Word has length 368 [2019-09-08 23:06:37,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:37,475 INFO L475 AbstractCegarLoop]: Abstraction has 155855 states and 186105 transitions. [2019-09-08 23:06:37,475 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 155855 states and 186105 transitions. [2019-09-08 23:06:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-09-08 23:06:37,480 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:37,480 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 6, 6, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:37,481 INFO L418 AbstractCegarLoop]: === Iteration 40 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:37,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:37,481 INFO L82 PathProgramCache]: Analyzing trace with hash -716367518, now seen corresponding path program 1 times [2019-09-08 23:06:37,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:37,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:37,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:37,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:37,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:37,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1021 trivial. 0 not checked. [2019-09-08 23:06:37,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:37,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:37,733 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:37,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:37,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:37,733 INFO L87 Difference]: Start difference. First operand 155855 states and 186105 transitions. Second operand 5 states. [2019-09-08 23:07:13,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:13,696 INFO L93 Difference]: Finished difference Result 330840 states and 395126 transitions. [2019-09-08 23:07:13,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:07:13,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 332 [2019-09-08 23:07:13,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:14,272 INFO L225 Difference]: With dead ends: 330840 [2019-09-08 23:07:14,273 INFO L226 Difference]: Without dead ends: 175225 [2019-09-08 23:07:14,507 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:07:14,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175225 states. [2019-09-08 23:07:33,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175225 to 174841. [2019-09-08 23:07:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174841 states. [2019-09-08 23:07:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174841 states to 174841 states and 208749 transitions. [2019-09-08 23:07:33,899 INFO L78 Accepts]: Start accepts. Automaton has 174841 states and 208749 transitions. Word has length 332 [2019-09-08 23:07:33,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:33,899 INFO L475 AbstractCegarLoop]: Abstraction has 174841 states and 208749 transitions. [2019-09-08 23:07:33,900 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 174841 states and 208749 transitions. [2019-09-08 23:07:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-09-08 23:07:33,906 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:33,906 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 15, 14, 14, 4, 4, 4, 4, 4, 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] [2019-09-08 23:07:33,906 INFO L418 AbstractCegarLoop]: === Iteration 41 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:07:33,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:33,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1732957050, now seen corresponding path program 1 times [2019-09-08 23:07:33,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:33,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:33,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:33,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:33,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 1362 trivial. 0 not checked. [2019-09-08 23:07:34,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:34,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:34,134 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:34,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:34,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:34,135 INFO L87 Difference]: Start difference. First operand 174841 states and 208749 transitions. Second operand 5 states. [2019-09-08 23:07:44,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:44,389 INFO L93 Difference]: Finished difference Result 174841 states and 208749 transitions. [2019-09-08 23:07:44,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:07:44,390 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 337 [2019-09-08 23:07:44,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:44,879 INFO L225 Difference]: With dead ends: 174841 [2019-09-08 23:07:44,879 INFO L226 Difference]: Without dead ends: 173393 [2019-09-08 23:07:44,937 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:07:45,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173393 states. [2019-09-08 23:07:52,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173393 to 86800. [2019-09-08 23:07:52,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86800 states. [2019-09-08 23:07:52,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86800 states to 86800 states and 103518 transitions. [2019-09-08 23:07:52,336 INFO L78 Accepts]: Start accepts. Automaton has 86800 states and 103518 transitions. Word has length 337 [2019-09-08 23:07:52,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:52,337 INFO L475 AbstractCegarLoop]: Abstraction has 86800 states and 103518 transitions. [2019-09-08 23:07:52,337 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 86800 states and 103518 transitions. [2019-09-08 23:07:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-09-08 23:07:52,340 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:52,340 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 5, 5, 5, 5, 5, 3, 3, 3, 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] [2019-09-08 23:07:52,340 INFO L418 AbstractCegarLoop]: === Iteration 42 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:07:52,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:52,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1399670259, now seen corresponding path program 1 times [2019-09-08 23:07:52,341 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:52,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:52,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:52,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:52,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:52,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2019-09-08 23:07:52,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:52,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:52,683 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:52,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:52,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:52,683 INFO L87 Difference]: Start difference. First operand 86800 states and 103518 transitions. Second operand 5 states. [2019-09-08 23:08:23,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:23,275 INFO L93 Difference]: Finished difference Result 182787 states and 217964 transitions. [2019-09-08 23:08:23,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:08:23,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 341 [2019-09-08 23:08:23,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:23,532 INFO L225 Difference]: With dead ends: 182787 [2019-09-08 23:08:23,532 INFO L226 Difference]: Without dead ends: 96192 [2019-09-08 23:08:23,649 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:08:23,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96192 states. [2019-09-08 23:08:35,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96192 to 96188. [2019-09-08 23:08:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96188 states. [2019-09-08 23:08:35,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96188 states to 96188 states and 114613 transitions. [2019-09-08 23:08:35,769 INFO L78 Accepts]: Start accepts. Automaton has 96188 states and 114613 transitions. Word has length 341 [2019-09-08 23:08:35,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:35,770 INFO L475 AbstractCegarLoop]: Abstraction has 96188 states and 114613 transitions. [2019-09-08 23:08:35,770 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:08:35,770 INFO L276 IsEmpty]: Start isEmpty. Operand 96188 states and 114613 transitions. [2019-09-08 23:08:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-09-08 23:08:35,774 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:35,774 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 6, 6, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:08:35,775 INFO L418 AbstractCegarLoop]: === Iteration 43 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:08:35,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:35,775 INFO L82 PathProgramCache]: Analyzing trace with hash -230066943, now seen corresponding path program 1 times [2019-09-08 23:08:35,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:35,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:35,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:35,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:35,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:36,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2019-09-08 23:08:36,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:36,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:08:36,027 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:08:36,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:08:36,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:08:36,028 INFO L87 Difference]: Start difference. First operand 96188 states and 114613 transitions. Second operand 5 states.