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-atheros-atlx-atl2.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 22:42:04,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 22:42:04,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 22:42:04,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 22:42:04,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 22:42:04,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 22:42:04,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 22:42:04,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 22:42:04,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 22:42:04,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 22:42:04,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 22:42:04,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 22:42:04,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 22:42:04,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 22:42:04,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 22:42:04,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 22:42:04,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 22:42:04,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 22:42:04,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 22:42:04,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 22:42:04,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 22:42:04,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 22:42:04,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 22:42:04,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 22:42:04,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 22:42:04,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 22:42:04,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 22:42:04,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 22:42:04,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 22:42:04,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 22:42:04,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 22:42:04,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 22:42:04,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 22:42:04,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 22:42:04,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 22:42:04,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 22:42:04,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 22:42:04,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 22:42:04,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 22:42:04,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 22:42:04,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 22:42:04,878 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 22:42:04,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 22:42:04,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 22:42:04,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 22:42:04,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 22:42:04,905 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 22:42:04,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 22:42:04,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 22:42:04,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 22:42:04,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 22:42:04,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 22:42:04,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 22:42:04,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 22:42:04,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 22:42:04,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 22:42:04,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 22:42:04,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 22:42:04,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 22:42:04,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 22:42:04,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 22:42:04,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 22:42:04,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 22:42:04,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 22:42:04,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 22:42:04,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 22:42:04,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 22:42:04,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 22:42:04,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 22:42:04,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 22:42:04,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 22:42:04,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 22:42:04,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 22:42:04,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 22:42:04,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 22:42:04,964 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 22:42:04,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atlx-atl2.cil.i [2019-09-08 22:42:05,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d39011334/8711dcda1b524378b4a17753072989d0/FLAG19d275092 [2019-09-08 22:42:05,871 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 22:42:05,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atlx-atl2.cil.i [2019-09-08 22:42:05,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d39011334/8711dcda1b524378b4a17753072989d0/FLAG19d275092 [2019-09-08 22:42:06,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d39011334/8711dcda1b524378b4a17753072989d0 [2019-09-08 22:42:06,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 22:42:06,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 22:42:06,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 22:42:06,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 22:42:06,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 22:42:06,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:42:06" (1/1) ... [2019-09-08 22:42:06,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae4c093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:06, skipping insertion in model container [2019-09-08 22:42:06,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:42:06" (1/1) ... [2019-09-08 22:42:06,376 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 22:42:06,541 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 22:42:10,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:42:10,654 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 22:42:11,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:42:12,087 INFO L192 MainTranslator]: Completed translation [2019-09-08 22:42:12,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12 WrapperNode [2019-09-08 22:42:12,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 22:42:12,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 22:42:12,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 22:42:12,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 22:42:12,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (1/1) ... [2019-09-08 22:42:12,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 22:42:12,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 22:42:12,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 22:42:12,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 22:42:12,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (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 22:42:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 22:42:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 22:42:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:42:12,685 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 22:42:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:42:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:42:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:42:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-08 22:42:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:42:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-08 22:42:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 22:42:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 22:42:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-08 22:42:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 22:42:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 22:42:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 22:42:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2019-09-08 22:42:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2019-09-08 22:42:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-08 22:42:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-08 22:42:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-09-08 22:42:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-09-08 22:42:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-09-08 22:42:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 22:42:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 22:42:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-08 22:42:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:42:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 22:42:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 22:42:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-09-08 22:42:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 22:42:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 22:42:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2019-09-08 22:42:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 22:42:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 22:42:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 22:42:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 22:42:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 22:42:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 22:42:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_sw_init [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_multi [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring_ptrs [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_configure [2019-09-08 22:42:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_setup_ring_resources [2019-09-08 22:42:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_irq_enable [2019-09-08 22:42:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_irq_disable [2019-09-08 22:42:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl2_vlan_mode [2019-09-08 22:42:12,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_vlan_mode [2019-09-08 22:42:12,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_restore_vlan [2019-09-08 22:42:12,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_fix_features [2019-09-08 22:42:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_features [2019-09-08 22:42:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_intr_rx [2019-09-08 22:42:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_intr_tx [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_check_for_link [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_clear_phy_int [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_intr [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_request_irq [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_free_ring_resources [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_open [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_down [2019-09-08 22:42:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_free_irq [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_close [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure TxsFreeUnit [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure TxdFreeBytes [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_xmit_frame [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_change_mtu [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_mac [2019-09-08 22:42:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_mii_ioctl [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_ioctl [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_tx_timeout [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_watchdog [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_phy_config [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_up [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_reinit_locked [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_reset_task [2019-09-08 22:42:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_setup_mac_ctrl [2019-09-08 22:42:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_check_link [2019-09-08 22:42:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_link_chg_task [2019-09-08 22:42:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_setup_pcicmd [2019-09-08 22:42:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_poll_controller [2019-09-08 22:42:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_probe [2019-09-08 22:42:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_remove [2019-09-08 22:42:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_suspend [2019-09-08 22:42:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_resume [2019-09-08 22:42:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_shutdown [2019-09-08 22:42:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_init_module [2019-09-08 22:42:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_exit_module [2019-09-08 22:42:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_read_pci_cfg [2019-09-08 22:42:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_write_pci_cfg [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_settings [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_settings [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_msglevel [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_msglevel [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_regs_len [2019-09-08 22:42:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_regs [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_eeprom_len [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_eeprom [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_eeprom [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_drvinfo [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_wol [2019-09-08 22:42:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_wol [2019-09-08 22:42:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_nway_reset [2019-09-08 22:42:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_ethtool_ops [2019-09-08 22:42:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_reset_hw [2019-09-08 22:42:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_spi_read [2019-09-08 22:42:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure get_permanent_address [2019-09-08 22:42:12,719 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_read_mac_addr [2019-09-08 22:42:12,723 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_hash_mc_addr [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_hash_set [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_init_pcie [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_init_flash_opcode [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_init_hw [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_get_speed_and_duplex [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_read_phy_reg [2019-09-08 22:42:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_write_phy_reg [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_phy_setup_autoneg_adv [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_phy_commit [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_phy_init [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_set_mac_addr [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_check_eeprom_exist [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_write_eeprom [2019-09-08 22:42:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_read_eeprom [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_force_ps [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_validate_option [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atl2_check_options [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl2_exit_module_14_2 [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_atl2_init_module_14_7 [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:42:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_5_1 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-09-08 22:42:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:42:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:42:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_31 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_32 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_33 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_36 [2019-09-08 22:42:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_39 [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_42 [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_43 [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 22:42:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:42:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 22:42:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:42:12,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-09-08 22:42:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_46 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_81 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_82 [2019-09-08 22:42:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_83 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_84 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_85 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_86 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_89 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_92 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_94 [2019-09-08 22:42:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_95 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_98 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_100 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_101 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_102 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_103 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_104 [2019-09-08 22:42:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_105 [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_106 [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_107 [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_108 [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 22:42:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 22:42:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 22:42:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 22:42:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 22:42:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 22:42:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 22:42:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 22:42:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 22:42:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_res_counter [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_res_counter [2019-09-08 22:42:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 22:42:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 22:42:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 22:42:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-09-08 22:42:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 22:42:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-08 22:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 22:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-08 22:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 22:42:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 22:42:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-08 22:42:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-09-08 22:42:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2019-09-08 22:42:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 22:42:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 22:42:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 22:42:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 22:42:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-08 22:42:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2019-09-08 22:42:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_86 [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_89 [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_92 [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_95 [2019-09-08 22:42:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_98 [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 22:42:12,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 22:42:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-09-08 22:42:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_46 [2019-09-08 22:42:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_82 [2019-09-08 22:42:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_94 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_83 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_84 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_103 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_104 [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-08 22:42:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-08 22:42:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-09-08 22:42:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 22:42:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 22:42:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 22:42:12,785 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 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-08 22:42:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_102 [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_106 [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 22:42:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 22:42:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-09-08 22:42:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_101 [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_105 [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2019-09-08 22:42:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-09-08 22:42:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_107 [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_108 [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2019-09-08 22:42:12,791 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 22:42:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_100 [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-09-08 22:42:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_81 [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_85 [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 22:42:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_reset_hw [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_read_mac_addr [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_init_hw [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_speed_and_duplex [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_hash_mc_addr [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_hash_set [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_read_phy_reg [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_write_phy_reg [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_read_pci_cfg [2019-09-08 22:42:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_write_pci_cfg [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_mac_addr [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_read_eeprom [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_write_eeprom [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_phy_init [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_check_eeprom_exist [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_force_ps [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_ethtool_ops [2019-09-08 22:42:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_check_options [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_sw_init [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_multi [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring_ptrs [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_configure [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_setup_ring_resources [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_irq_enable [2019-09-08 22:42:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_irq_disable [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure __atl2_vlan_mode [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_vlan_mode [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_restore_vlan [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_fix_features [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_features [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_intr_rx [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_intr_tx [2019-09-08 22:42:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_check_for_link [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_clear_phy_int [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_intr [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_request_irq [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_free_ring_resources [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_open [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_down [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_free_irq [2019-09-08 22:42:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_close [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure TxsFreeUnit [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure TxdFreeBytes [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_xmit_frame [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_change_mtu [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_mac [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_mii_ioctl [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_ioctl [2019-09-08 22:42:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_tx_timeout [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_watchdog [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_phy_config [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_up [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_reinit_locked [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_reset_task [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_setup_mac_ctrl [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_check_link [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_link_chg_task [2019-09-08 22:42:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_setup_pcicmd [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_poll_controller [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_probe [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_remove [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_suspend [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_resume [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_shutdown [2019-09-08 22:42:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_init_module [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_exit_module [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_settings [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_settings [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_msglevel [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_msglevel [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_regs_len [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_regs [2019-09-08 22:42:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_eeprom_len [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_eeprom [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_eeprom [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_drvinfo [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_get_wol [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_set_wol [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_nway_reset [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_spi_read [2019-09-08 22:42:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure get_permanent_address [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_init_pcie [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_init_flash_opcode [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_phy_setup_autoneg_adv [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_phy_commit [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl2_validate_option [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl2_exit_module_14_2 [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_atl2_init_module_14_7 [2019-09-08 22:42:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_5_1 [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2019-09-08 22:42:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:42:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:42:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_30 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_31 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_32 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_33 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_34 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_35 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_36 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_39 [2019-09-08 22:42:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_42 [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_43 [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 22:42:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 22:42:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 22:42:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:42:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 22:42:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 22:42:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 22:42:12,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 22:42:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 22:42:12,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 22:42:12,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 22:42:12,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 22:42:12,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 22:42:12,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_res_counter [2019-09-08 22:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_res_counter [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 22:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 22:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-09-08 22:42:12,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_stats_lock_of_atl2_adapter [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 22:42:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 22:42:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 22:42:16,159 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 22:42:17,634 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 22:42:21,391 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 22:42:21,392 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-08 22:42:21,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:42:21 BoogieIcfgContainer [2019-09-08 22:42:21,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 22:42:21,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 22:42:21,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 22:42:21,402 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 22:42:21,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 10:42:06" (1/3) ... [2019-09-08 22:42:21,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc2d263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:42:21, skipping insertion in model container [2019-09-08 22:42:21,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:42:12" (2/3) ... [2019-09-08 22:42:21,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc2d263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:42:21, skipping insertion in model container [2019-09-08 22:42:21,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:42:21" (3/3) ... [2019-09-08 22:42:21,409 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atlx-atl2.cil.i [2019-09-08 22:42:21,419 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 22:42:21,439 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 22:42:21,460 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 22:42:21,523 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 22:42:21,524 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 22:42:21,524 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 22:42:21,524 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 22:42:21,524 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 22:42:21,524 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 22:42:21,525 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 22:42:21,525 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 22:42:21,525 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 22:42:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states. [2019-09-08 22:42:21,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-09-08 22:42:21,647 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:21,649 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:42:21,651 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 22:42:21,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:21,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1253340211, now seen corresponding path program 1 times [2019-09-08 22:42:21,659 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:21,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:21,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:21,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:21,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2019-09-08 22:42:22,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:22,710 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:22,714 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:22,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:22,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:22,731 INFO L87 Difference]: Start difference. First operand 3818 states. Second operand 3 states. [2019-09-08 22:42:23,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:23,255 INFO L93 Difference]: Finished difference Result 9215 states and 12063 transitions. [2019-09-08 22:42:23,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:23,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2019-09-08 22:42:23,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:23,338 INFO L225 Difference]: With dead ends: 9215 [2019-09-08 22:42:23,338 INFO L226 Difference]: Without dead ends: 6096 [2019-09-08 22:42:23,365 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:23,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6096 states. [2019-09-08 22:42:23,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6096 to 6071. [2019-09-08 22:42:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6071 states. [2019-09-08 22:42:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6071 states to 6071 states and 7761 transitions. [2019-09-08 22:42:23,860 INFO L78 Accepts]: Start accepts. Automaton has 6071 states and 7761 transitions. Word has length 163 [2019-09-08 22:42:23,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:23,863 INFO L475 AbstractCegarLoop]: Abstraction has 6071 states and 7761 transitions. [2019-09-08 22:42:23,864 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6071 states and 7761 transitions. [2019-09-08 22:42:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-08 22:42:23,877 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:23,877 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:42:23,878 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 22:42:23,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:23,878 INFO L82 PathProgramCache]: Analyzing trace with hash 106198241, now seen corresponding path program 1 times [2019-09-08 22:42:23,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:23,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:23,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:23,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:23,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2019-09-08 22:42:24,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:24,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:24,276 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:24,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:24,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:24,277 INFO L87 Difference]: Start difference. First operand 6071 states and 7761 transitions. Second operand 3 states. [2019-09-08 22:42:25,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:25,007 INFO L93 Difference]: Finished difference Result 17769 states and 22809 transitions. [2019-09-08 22:42:25,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:25,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2019-09-08 22:42:25,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:25,094 INFO L225 Difference]: With dead ends: 17769 [2019-09-08 22:42:25,095 INFO L226 Difference]: Without dead ends: 11747 [2019-09-08 22:42:25,126 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 22:42:25,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11747 states. [2019-09-08 22:42:25,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11747 to 11704. [2019-09-08 22:42:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11704 states. [2019-09-08 22:42:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11704 states to 11704 states and 15043 transitions. [2019-09-08 22:42:25,849 INFO L78 Accepts]: Start accepts. Automaton has 11704 states and 15043 transitions. Word has length 175 [2019-09-08 22:42:25,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:25,852 INFO L475 AbstractCegarLoop]: Abstraction has 11704 states and 15043 transitions. [2019-09-08 22:42:25,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 11704 states and 15043 transitions. [2019-09-08 22:42:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-09-08 22:42:25,858 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:25,858 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:42:25,858 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 22:42:25,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:25,859 INFO L82 PathProgramCache]: Analyzing trace with hash 1003916815, now seen corresponding path program 1 times [2019-09-08 22:42:25,859 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:25,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:25,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:25,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:25,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2019-09-08 22:42:26,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:26,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:26,173 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:26,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:26,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:26,174 INFO L87 Difference]: Start difference. First operand 11704 states and 15043 transitions. Second operand 3 states. [2019-09-08 22:42:27,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:27,325 INFO L93 Difference]: Finished difference Result 34736 states and 44857 transitions. [2019-09-08 22:42:27,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:27,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2019-09-08 22:42:27,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:27,500 INFO L225 Difference]: With dead ends: 34736 [2019-09-08 22:42:27,500 INFO L226 Difference]: Without dead ends: 23081 [2019-09-08 22:42:27,571 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 22:42:27,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23081 states. [2019-09-08 22:42:28,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23081 to 23022. [2019-09-08 22:42:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23022 states. [2019-09-08 22:42:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23022 states to 23022 states and 29771 transitions. [2019-09-08 22:42:28,755 INFO L78 Accepts]: Start accepts. Automaton has 23022 states and 29771 transitions. Word has length 183 [2019-09-08 22:42:28,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:28,756 INFO L475 AbstractCegarLoop]: Abstraction has 23022 states and 29771 transitions. [2019-09-08 22:42:28,756 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 23022 states and 29771 transitions. [2019-09-08 22:42:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-09-08 22:42:28,761 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:28,762 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:42:28,762 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 22:42:28,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:28,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1284725140, now seen corresponding path program 1 times [2019-09-08 22:42:28,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:28,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:28,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:28,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:28,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2019-09-08 22:42:28,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:28,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:28,992 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:28,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:28,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:28,993 INFO L87 Difference]: Start difference. First operand 23022 states and 29771 transitions. Second operand 3 states. [2019-09-08 22:42:31,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:31,927 INFO L93 Difference]: Finished difference Result 62214 states and 80355 transitions. [2019-09-08 22:42:31,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:31,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2019-09-08 22:42:31,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:32,109 INFO L225 Difference]: With dead ends: 62214 [2019-09-08 22:42:32,109 INFO L226 Difference]: Without dead ends: 39241 [2019-09-08 22:42:32,215 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 22:42:32,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39241 states. [2019-09-08 22:42:33,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39241 to 39174. [2019-09-08 22:42:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39174 states. [2019-09-08 22:42:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39174 states to 39174 states and 50497 transitions. [2019-09-08 22:42:33,733 INFO L78 Accepts]: Start accepts. Automaton has 39174 states and 50497 transitions. Word has length 194 [2019-09-08 22:42:33,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:33,734 INFO L475 AbstractCegarLoop]: Abstraction has 39174 states and 50497 transitions. [2019-09-08 22:42:33,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 39174 states and 50497 transitions. [2019-09-08 22:42:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-09-08 22:42:33,738 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:33,738 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 3, 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] [2019-09-08 22:42:33,739 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 22:42:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:33,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1480782318, now seen corresponding path program 1 times [2019-09-08 22:42:33,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:33,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:33,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:33,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:33,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2019-09-08 22:42:33,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:33,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:33,936 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:33,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:33,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:33,937 INFO L87 Difference]: Start difference. First operand 39174 states and 50497 transitions. Second operand 3 states. [2019-09-08 22:42:35,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:35,233 INFO L93 Difference]: Finished difference Result 58694 states and 75670 transitions. [2019-09-08 22:42:35,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:35,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-09-08 22:42:35,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:35,484 INFO L225 Difference]: With dead ends: 58694 [2019-09-08 22:42:35,485 INFO L226 Difference]: Without dead ends: 58400 [2019-09-08 22:42:35,512 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 22:42:35,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58400 states. [2019-09-08 22:42:38,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58400 to 58375. [2019-09-08 22:42:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58375 states. [2019-09-08 22:42:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58375 states to 58375 states and 75295 transitions. [2019-09-08 22:42:39,090 INFO L78 Accepts]: Start accepts. Automaton has 58375 states and 75295 transitions. Word has length 199 [2019-09-08 22:42:39,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:39,094 INFO L475 AbstractCegarLoop]: Abstraction has 58375 states and 75295 transitions. [2019-09-08 22:42:39,094 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 58375 states and 75295 transitions. [2019-09-08 22:42:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-09-08 22:42:39,099 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:39,099 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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 22:42:39,100 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 22:42:39,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:39,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1291263527, now seen corresponding path program 1 times [2019-09-08 22:42:39,100 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:39,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:39,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:39,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:39,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2019-09-08 22:42:39,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:39,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:42:39,332 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:42:39,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:42:39,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:42:39,333 INFO L87 Difference]: Start difference. First operand 58375 states and 75295 transitions. Second operand 3 states. [2019-09-08 22:42:41,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:41,443 INFO L93 Difference]: Finished difference Result 141048 states and 181715 transitions. [2019-09-08 22:42:41,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:42:41,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-09-08 22:42:41,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:41,830 INFO L225 Difference]: With dead ends: 141048 [2019-09-08 22:42:41,831 INFO L226 Difference]: Without dead ends: 82722 [2019-09-08 22:42:42,020 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 22:42:42,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82722 states. [2019-09-08 22:42:46,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82722 to 82632. [2019-09-08 22:42:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82632 states. [2019-09-08 22:42:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82632 states to 82632 states and 105843 transitions. [2019-09-08 22:42:46,943 INFO L78 Accepts]: Start accepts. Automaton has 82632 states and 105843 transitions. Word has length 234 [2019-09-08 22:42:46,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:46,943 INFO L475 AbstractCegarLoop]: Abstraction has 82632 states and 105843 transitions. [2019-09-08 22:42:46,943 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:42:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 82632 states and 105843 transitions. [2019-09-08 22:42:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-09-08 22:42:46,948 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:46,949 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 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] [2019-09-08 22:42:46,949 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 22:42:46,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:46,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1081148855, now seen corresponding path program 1 times [2019-09-08 22:42:46,949 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:46,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:46,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:46,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:46,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:47,224 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2019-09-08 22:42:47,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:47,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:42:47,225 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:42:47,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:42:47,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:42:47,226 INFO L87 Difference]: Start difference. First operand 82632 states and 105843 transitions. Second operand 5 states. [2019-09-08 22:42:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:49,777 INFO L93 Difference]: Finished difference Result 83846 states and 107061 transitions. [2019-09-08 22:42:49,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:42:49,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 240 [2019-09-08 22:42:49,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:50,023 INFO L225 Difference]: With dead ends: 83846 [2019-09-08 22:42:50,023 INFO L226 Difference]: Without dead ends: 83844 [2019-09-08 22:42:50,059 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:42:50,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83844 states. [2019-09-08 22:42:54,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83844 to 83842. [2019-09-08 22:42:54,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83842 states. [2019-09-08 22:42:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83842 states to 83842 states and 107058 transitions. [2019-09-08 22:42:54,441 INFO L78 Accepts]: Start accepts. Automaton has 83842 states and 107058 transitions. Word has length 240 [2019-09-08 22:42:54,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:42:54,442 INFO L475 AbstractCegarLoop]: Abstraction has 83842 states and 107058 transitions. [2019-09-08 22:42:54,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:42:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 83842 states and 107058 transitions. [2019-09-08 22:42:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-09-08 22:42:54,446 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:42:54,446 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:42:54,447 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 22:42:54,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:42:54,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1905047316, now seen corresponding path program 1 times [2019-09-08 22:42:54,447 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:42:54,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:42:54,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:54,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:42:54,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:42:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:42:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2019-09-08 22:42:54,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:42:54,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:42:54,706 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:42:54,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:42:54,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:42:54,707 INFO L87 Difference]: Start difference. First operand 83842 states and 107058 transitions. Second operand 5 states. [2019-09-08 22:42:57,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:42:57,235 INFO L93 Difference]: Finished difference Result 83848 states and 107063 transitions. [2019-09-08 22:42:57,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:42:57,235 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 245 [2019-09-08 22:42:57,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:42:57,465 INFO L225 Difference]: With dead ends: 83848 [2019-09-08 22:42:57,465 INFO L226 Difference]: Without dead ends: 83846 [2019-09-08 22:42:57,496 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:42:57,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83846 states. [2019-09-08 22:43:01,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83846 to 83846. [2019-09-08 22:43:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83846 states. [2019-09-08 22:43:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83846 states to 83846 states and 107061 transitions. [2019-09-08 22:43:01,909 INFO L78 Accepts]: Start accepts. Automaton has 83846 states and 107061 transitions. Word has length 245 [2019-09-08 22:43:01,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:01,910 INFO L475 AbstractCegarLoop]: Abstraction has 83846 states and 107061 transitions. [2019-09-08 22:43:01,910 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 83846 states and 107061 transitions. [2019-09-08 22:43:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-09-08 22:43:01,913 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:01,913 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:01,913 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 22:43:01,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:01,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1638744087, now seen corresponding path program 1 times [2019-09-08 22:43:01,914 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:01,914 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:01,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:01,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:01,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2019-09-08 22:43:02,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:02,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:02,171 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:02,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:02,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:02,171 INFO L87 Difference]: Start difference. First operand 83846 states and 107061 transitions. Second operand 5 states. [2019-09-08 22:43:04,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:04,502 INFO L93 Difference]: Finished difference Result 83852 states and 107066 transitions. [2019-09-08 22:43:04,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:04,502 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2019-09-08 22:43:04,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:04,742 INFO L225 Difference]: With dead ends: 83852 [2019-09-08 22:43:04,742 INFO L226 Difference]: Without dead ends: 83850 [2019-09-08 22:43:04,767 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 22:43:04,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83850 states. [2019-09-08 22:43:07,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83850 to 83850. [2019-09-08 22:43:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83850 states. [2019-09-08 22:43:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83850 states to 83850 states and 107064 transitions. [2019-09-08 22:43:07,247 INFO L78 Accepts]: Start accepts. Automaton has 83850 states and 107064 transitions. Word has length 250 [2019-09-08 22:43:07,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:07,248 INFO L475 AbstractCegarLoop]: Abstraction has 83850 states and 107064 transitions. [2019-09-08 22:43:07,248 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 83850 states and 107064 transitions. [2019-09-08 22:43:07,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-09-08 22:43:07,251 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:07,252 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:07,252 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 22:43:07,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:07,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1383844148, now seen corresponding path program 1 times [2019-09-08 22:43:07,253 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:07,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:07,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:07,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:07,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2019-09-08 22:43:07,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:07,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:07,521 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:07,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:07,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:07,522 INFO L87 Difference]: Start difference. First operand 83850 states and 107064 transitions. Second operand 5 states. [2019-09-08 22:43:11,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:11,459 INFO L93 Difference]: Finished difference Result 83856 states and 107069 transitions. [2019-09-08 22:43:11,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:11,460 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 255 [2019-09-08 22:43:11,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:11,658 INFO L225 Difference]: With dead ends: 83856 [2019-09-08 22:43:11,659 INFO L226 Difference]: Without dead ends: 83854 [2019-09-08 22:43:11,681 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:11,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83854 states. [2019-09-08 22:43:13,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83854 to 83854. [2019-09-08 22:43:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83854 states. [2019-09-08 22:43:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83854 states to 83854 states and 107067 transitions. [2019-09-08 22:43:13,962 INFO L78 Accepts]: Start accepts. Automaton has 83854 states and 107067 transitions. Word has length 255 [2019-09-08 22:43:13,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:13,963 INFO L475 AbstractCegarLoop]: Abstraction has 83854 states and 107067 transitions. [2019-09-08 22:43:13,963 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 83854 states and 107067 transitions. [2019-09-08 22:43:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-09-08 22:43:13,966 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:13,966 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:13,966 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 22:43:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:13,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1413852553, now seen corresponding path program 1 times [2019-09-08 22:43:13,966 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:13,966 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:13,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:13,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:13,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2019-09-08 22:43:14,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:14,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:14,246 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:14,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:14,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:14,247 INFO L87 Difference]: Start difference. First operand 83854 states and 107067 transitions. Second operand 5 states. [2019-09-08 22:43:15,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:15,976 INFO L93 Difference]: Finished difference Result 83860 states and 107072 transitions. [2019-09-08 22:43:15,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:15,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 260 [2019-09-08 22:43:15,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:16,223 INFO L225 Difference]: With dead ends: 83860 [2019-09-08 22:43:16,223 INFO L226 Difference]: Without dead ends: 83858 [2019-09-08 22:43:16,259 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:16,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83858 states. [2019-09-08 22:43:18,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83858 to 83858. [2019-09-08 22:43:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83858 states. [2019-09-08 22:43:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83858 states to 83858 states and 107070 transitions. [2019-09-08 22:43:18,991 INFO L78 Accepts]: Start accepts. Automaton has 83858 states and 107070 transitions. Word has length 260 [2019-09-08 22:43:18,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:18,991 INFO L475 AbstractCegarLoop]: Abstraction has 83858 states and 107070 transitions. [2019-09-08 22:43:18,991 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 83858 states and 107070 transitions. [2019-09-08 22:43:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-09-08 22:43:18,994 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:18,994 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:18,995 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 22:43:18,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:18,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1553923244, now seen corresponding path program 1 times [2019-09-08 22:43:18,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:18,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:18,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:19,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:19,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:19,204 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-09-08 22:43:19,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:19,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:19,205 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:19,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:19,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:19,206 INFO L87 Difference]: Start difference. First operand 83858 states and 107070 transitions. Second operand 5 states. [2019-09-08 22:43:19,652 WARN L188 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-09-08 22:43:21,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:21,028 INFO L93 Difference]: Finished difference Result 83864 states and 107075 transitions. [2019-09-08 22:43:21,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:21,028 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 265 [2019-09-08 22:43:21,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:21,272 INFO L225 Difference]: With dead ends: 83864 [2019-09-08 22:43:21,273 INFO L226 Difference]: Without dead ends: 83862 [2019-09-08 22:43:21,309 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 22:43:21,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83862 states. [2019-09-08 22:43:23,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83862 to 83862. [2019-09-08 22:43:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83862 states. [2019-09-08 22:43:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83862 states to 83862 states and 107073 transitions. [2019-09-08 22:43:23,928 INFO L78 Accepts]: Start accepts. Automaton has 83862 states and 107073 transitions. Word has length 265 [2019-09-08 22:43:23,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:23,928 INFO L475 AbstractCegarLoop]: Abstraction has 83862 states and 107073 transitions. [2019-09-08 22:43:23,928 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:23,928 INFO L276 IsEmpty]: Start isEmpty. Operand 83862 states and 107073 transitions. [2019-09-08 22:43:23,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-09-08 22:43:23,932 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:23,932 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:23,933 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 22:43:23,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:23,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1365916887, now seen corresponding path program 1 times [2019-09-08 22:43:23,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:23,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:23,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:23,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:23,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2019-09-08 22:43:24,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:24,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:24,166 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:24,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:24,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:24,167 INFO L87 Difference]: Start difference. First operand 83862 states and 107073 transitions. Second operand 5 states. [2019-09-08 22:43:26,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:26,223 INFO L93 Difference]: Finished difference Result 83868 states and 107078 transitions. [2019-09-08 22:43:26,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:26,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 270 [2019-09-08 22:43:26,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:26,463 INFO L225 Difference]: With dead ends: 83868 [2019-09-08 22:43:26,463 INFO L226 Difference]: Without dead ends: 83866 [2019-09-08 22:43:26,499 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:26,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83866 states. [2019-09-08 22:43:29,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83866 to 83866. [2019-09-08 22:43:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83866 states. [2019-09-08 22:43:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83866 states to 83866 states and 107076 transitions. [2019-09-08 22:43:29,212 INFO L78 Accepts]: Start accepts. Automaton has 83866 states and 107076 transitions. Word has length 270 [2019-09-08 22:43:29,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:29,213 INFO L475 AbstractCegarLoop]: Abstraction has 83866 states and 107076 transitions. [2019-09-08 22:43:29,213 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:29,213 INFO L276 IsEmpty]: Start isEmpty. Operand 83866 states and 107076 transitions. [2019-09-08 22:43:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2019-09-08 22:43:29,218 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:29,218 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:29,218 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 22:43:29,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:29,219 INFO L82 PathProgramCache]: Analyzing trace with hash -615146868, now seen corresponding path program 1 times [2019-09-08 22:43:29,219 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:29,219 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:29,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:29,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:29,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-09-08 22:43:29,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:29,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:29,440 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:29,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:29,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:29,441 INFO L87 Difference]: Start difference. First operand 83866 states and 107076 transitions. Second operand 5 states. [2019-09-08 22:43:31,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:31,532 INFO L93 Difference]: Finished difference Result 83872 states and 107081 transitions. [2019-09-08 22:43:31,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:31,533 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 275 [2019-09-08 22:43:31,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:31,772 INFO L225 Difference]: With dead ends: 83872 [2019-09-08 22:43:31,772 INFO L226 Difference]: Without dead ends: 83870 [2019-09-08 22:43:31,810 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:31,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83870 states. [2019-09-08 22:43:37,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83870 to 83870. [2019-09-08 22:43:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83870 states. [2019-09-08 22:43:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83870 states to 83870 states and 107079 transitions. [2019-09-08 22:43:37,611 INFO L78 Accepts]: Start accepts. Automaton has 83870 states and 107079 transitions. Word has length 275 [2019-09-08 22:43:37,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:37,612 INFO L475 AbstractCegarLoop]: Abstraction has 83870 states and 107079 transitions. [2019-09-08 22:43:37,612 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 83870 states and 107079 transitions. [2019-09-08 22:43:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-09-08 22:43:37,617 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:37,617 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:37,618 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 22:43:37,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:37,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1492189385, now seen corresponding path program 1 times [2019-09-08 22:43:37,618 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:37,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:37,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:37,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:37,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:37,836 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2019-09-08 22:43:37,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:37,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:37,837 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:37,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:37,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:37,838 INFO L87 Difference]: Start difference. First operand 83870 states and 107079 transitions. Second operand 5 states. [2019-09-08 22:43:39,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:39,836 INFO L93 Difference]: Finished difference Result 83876 states and 107084 transitions. [2019-09-08 22:43:39,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:39,836 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 280 [2019-09-08 22:43:39,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:40,046 INFO L225 Difference]: With dead ends: 83876 [2019-09-08 22:43:40,046 INFO L226 Difference]: Without dead ends: 83874 [2019-09-08 22:43:40,075 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:40,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83874 states. [2019-09-08 22:43:42,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83874 to 83874. [2019-09-08 22:43:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83874 states. [2019-09-08 22:43:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83874 states to 83874 states and 107082 transitions. [2019-09-08 22:43:42,922 INFO L78 Accepts]: Start accepts. Automaton has 83874 states and 107082 transitions. Word has length 280 [2019-09-08 22:43:42,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:42,922 INFO L475 AbstractCegarLoop]: Abstraction has 83874 states and 107082 transitions. [2019-09-08 22:43:42,922 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 83874 states and 107082 transitions. [2019-09-08 22:43:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-09-08 22:43:42,928 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:42,928 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:42,928 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 22:43:42,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:42,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1699082132, now seen corresponding path program 1 times [2019-09-08 22:43:42,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:42,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:42,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:42,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:42,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 827 trivial. 0 not checked. [2019-09-08 22:43:43,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:43,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:43,137 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:43,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:43,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:43,138 INFO L87 Difference]: Start difference. First operand 83874 states and 107082 transitions. Second operand 5 states. [2019-09-08 22:43:46,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:46,623 INFO L93 Difference]: Finished difference Result 83880 states and 107087 transitions. [2019-09-08 22:43:46,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:46,623 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 285 [2019-09-08 22:43:46,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:46,870 INFO L225 Difference]: With dead ends: 83880 [2019-09-08 22:43:46,870 INFO L226 Difference]: Without dead ends: 83878 [2019-09-08 22:43:46,903 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:46,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83878 states. [2019-09-08 22:43:49,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83878 to 83878. [2019-09-08 22:43:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83878 states. [2019-09-08 22:43:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83878 states to 83878 states and 107085 transitions. [2019-09-08 22:43:49,929 INFO L78 Accepts]: Start accepts. Automaton has 83878 states and 107085 transitions. Word has length 285 [2019-09-08 22:43:49,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:49,930 INFO L475 AbstractCegarLoop]: Abstraction has 83878 states and 107085 transitions. [2019-09-08 22:43:49,930 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 83878 states and 107085 transitions. [2019-09-08 22:43:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-09-08 22:43:49,936 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:49,937 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 10, 10, 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] [2019-09-08 22:43:49,937 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 22:43:49,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:49,937 INFO L82 PathProgramCache]: Analyzing trace with hash -996630712, now seen corresponding path program 1 times [2019-09-08 22:43:49,938 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:49,938 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:49,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:49,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:49,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 899 trivial. 0 not checked. [2019-09-08 22:43:50,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:50,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:50,168 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:50,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:50,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:50,168 INFO L87 Difference]: Start difference. First operand 83878 states and 107085 transitions. Second operand 5 states. [2019-09-08 22:43:52,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:43:52,474 INFO L93 Difference]: Finished difference Result 83884 states and 107090 transitions. [2019-09-08 22:43:52,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:43:52,475 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 326 [2019-09-08 22:43:52,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:43:52,694 INFO L225 Difference]: With dead ends: 83884 [2019-09-08 22:43:52,694 INFO L226 Difference]: Without dead ends: 83882 [2019-09-08 22:43:52,724 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:43:52,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83882 states. [2019-09-08 22:43:57,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83882 to 83882. [2019-09-08 22:43:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83882 states. [2019-09-08 22:43:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83882 states to 83882 states and 107088 transitions. [2019-09-08 22:43:57,801 INFO L78 Accepts]: Start accepts. Automaton has 83882 states and 107088 transitions. Word has length 326 [2019-09-08 22:43:57,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:43:57,802 INFO L475 AbstractCegarLoop]: Abstraction has 83882 states and 107088 transitions. [2019-09-08 22:43:57,802 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:43:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 83882 states and 107088 transitions. [2019-09-08 22:43:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-09-08 22:43:57,809 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:43:57,810 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:43:57,810 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 22:43:57,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:43:57,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1566465612, now seen corresponding path program 1 times [2019-09-08 22:43:57,811 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:43:57,811 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:43:57,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:57,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:43:57,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:43:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:43:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2019-09-08 22:43:58,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:43:58,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:43:58,015 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:43:58,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:43:58,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:43:58,016 INFO L87 Difference]: Start difference. First operand 83882 states and 107088 transitions. Second operand 5 states. [2019-09-08 22:44:00,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:00,717 INFO L93 Difference]: Finished difference Result 83888 states and 107093 transitions. [2019-09-08 22:44:00,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:44:00,718 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 295 [2019-09-08 22:44:00,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:00,987 INFO L225 Difference]: With dead ends: 83888 [2019-09-08 22:44:00,988 INFO L226 Difference]: Without dead ends: 83886 [2019-09-08 22:44:01,011 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:44:01,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83886 states. [2019-09-08 22:44:04,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83886 to 83886. [2019-09-08 22:44:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83886 states. [2019-09-08 22:44:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83886 states to 83886 states and 107091 transitions. [2019-09-08 22:44:04,245 INFO L78 Accepts]: Start accepts. Automaton has 83886 states and 107091 transitions. Word has length 295 [2019-09-08 22:44:04,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:04,245 INFO L475 AbstractCegarLoop]: Abstraction has 83886 states and 107091 transitions. [2019-09-08 22:44:04,245 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:44:04,245 INFO L276 IsEmpty]: Start isEmpty. Operand 83886 states and 107091 transitions. [2019-09-08 22:44:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-09-08 22:44:04,250 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:04,250 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 13, 12, 12, 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] [2019-09-08 22:44:04,251 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 22:44:04,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:04,251 INFO L82 PathProgramCache]: Analyzing trace with hash -452922359, now seen corresponding path program 1 times [2019-09-08 22:44:04,251 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:04,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:04,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:04,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:04,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2019-09-08 22:44:04,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:04,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:44:04,451 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:44:04,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:44:04,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:44:04,452 INFO L87 Difference]: Start difference. First operand 83886 states and 107091 transitions. Second operand 5 states. [2019-09-08 22:44:06,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:06,992 INFO L93 Difference]: Finished difference Result 83892 states and 107096 transitions. [2019-09-08 22:44:06,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:44:06,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 300 [2019-09-08 22:44:06,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:07,241 INFO L225 Difference]: With dead ends: 83892 [2019-09-08 22:44:07,242 INFO L226 Difference]: Without dead ends: 83890 [2019-09-08 22:44:07,275 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:44:07,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83890 states. [2019-09-08 22:44:12,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83890 to 83890. [2019-09-08 22:44:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83890 states. [2019-09-08 22:44:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83890 states to 83890 states and 107094 transitions. [2019-09-08 22:44:12,665 INFO L78 Accepts]: Start accepts. Automaton has 83890 states and 107094 transitions. Word has length 300 [2019-09-08 22:44:12,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:12,665 INFO L475 AbstractCegarLoop]: Abstraction has 83890 states and 107094 transitions. [2019-09-08 22:44:12,665 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:44:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 83890 states and 107094 transitions. [2019-09-08 22:44:12,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-09-08 22:44:12,670 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:12,670 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 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] [2019-09-08 22:44:12,671 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 22:44:12,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:12,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1465156652, now seen corresponding path program 1 times [2019-09-08 22:44:12,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:12,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:12,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:12,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:12,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2019-09-08 22:44:12,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:12,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:44:12,873 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:44:12,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:44:12,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:44:12,873 INFO L87 Difference]: Start difference. First operand 83890 states and 107094 transitions. Second operand 5 states. [2019-09-08 22:44:15,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:15,456 INFO L93 Difference]: Finished difference Result 85047 states and 108366 transitions. [2019-09-08 22:44:15,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:44:15,456 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 305 [2019-09-08 22:44:15,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:15,694 INFO L225 Difference]: With dead ends: 85047 [2019-09-08 22:44:15,694 INFO L226 Difference]: Without dead ends: 85043 [2019-09-08 22:44:15,727 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 22:44:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85043 states. [2019-09-08 22:44:21,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85043 to 85041. [2019-09-08 22:44:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85041 states. [2019-09-08 22:44:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85041 states to 85041 states and 108361 transitions. [2019-09-08 22:44:21,730 INFO L78 Accepts]: Start accepts. Automaton has 85041 states and 108361 transitions. Word has length 305 [2019-09-08 22:44:21,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:21,731 INFO L475 AbstractCegarLoop]: Abstraction has 85041 states and 108361 transitions. [2019-09-08 22:44:21,731 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:44:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 85041 states and 108361 transitions. [2019-09-08 22:44:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2019-09-08 22:44:21,738 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:21,739 INFO L399 BasicCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2019-09-08 22:44:21,739 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 22:44:21,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:21,739 INFO L82 PathProgramCache]: Analyzing trace with hash -2062107384, now seen corresponding path program 1 times [2019-09-08 22:44:21,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:21,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:21,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:21,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:21,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1083 trivial. 0 not checked. [2019-09-08 22:44:21,983 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:21,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:44:21,983 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:44:21,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:44:21,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:44:21,984 INFO L87 Difference]: Start difference. First operand 85041 states and 108361 transitions. Second operand 5 states. [2019-09-08 22:44:24,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:24,493 INFO L93 Difference]: Finished difference Result 85041 states and 108361 transitions. [2019-09-08 22:44:24,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:44:24,493 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 346 [2019-09-08 22:44:24,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:24,730 INFO L225 Difference]: With dead ends: 85041 [2019-09-08 22:44:24,731 INFO L226 Difference]: Without dead ends: 84588 [2019-09-08 22:44:24,765 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:44:24,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84588 states. [2019-09-08 22:44:27,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84588 to 56635. [2019-09-08 22:44:27,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56635 states. [2019-09-08 22:44:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56635 states to 56635 states and 72078 transitions. [2019-09-08 22:44:28,044 INFO L78 Accepts]: Start accepts. Automaton has 56635 states and 72078 transitions. Word has length 346 [2019-09-08 22:44:28,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:28,044 INFO L475 AbstractCegarLoop]: Abstraction has 56635 states and 72078 transitions. [2019-09-08 22:44:28,044 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:44:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 56635 states and 72078 transitions. [2019-09-08 22:44:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-09-08 22:44:28,048 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:28,049 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:44:28,049 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 22:44:28,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:28,049 INFO L82 PathProgramCache]: Analyzing trace with hash -221168805, now seen corresponding path program 1 times [2019-09-08 22:44:28,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:28,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:28,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2019-09-08 22:44:28,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:28,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:44:28,277 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:44:28,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:44:28,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:44:28,278 INFO L87 Difference]: Start difference. First operand 56635 states and 72078 transitions. Second operand 3 states. [2019-09-08 22:44:31,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:31,833 INFO L93 Difference]: Finished difference Result 130071 states and 165439 transitions. [2019-09-08 22:44:31,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:44:31,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2019-09-08 22:44:31,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:32,039 INFO L225 Difference]: With dead ends: 130071 [2019-09-08 22:44:32,039 INFO L226 Difference]: Without dead ends: 73485 [2019-09-08 22:44:32,210 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 22:44:32,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73485 states. [2019-09-08 22:44:35,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73485 to 73449. [2019-09-08 22:44:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73449 states. [2019-09-08 22:44:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73449 states to 73449 states and 93036 transitions. [2019-09-08 22:44:38,554 INFO L78 Accepts]: Start accepts. Automaton has 73449 states and 93036 transitions. Word has length 325 [2019-09-08 22:44:38,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:38,555 INFO L475 AbstractCegarLoop]: Abstraction has 73449 states and 93036 transitions. [2019-09-08 22:44:38,555 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:44:38,555 INFO L276 IsEmpty]: Start isEmpty. Operand 73449 states and 93036 transitions. [2019-09-08 22:44:38,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-09-08 22:44:38,559 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:38,560 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 8, 8, 8, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:44:38,560 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 22:44:38,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:38,560 INFO L82 PathProgramCache]: Analyzing trace with hash 126348989, now seen corresponding path program 1 times [2019-09-08 22:44:38,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:38,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:38,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:38,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:38,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:38,865 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 811 trivial. 0 not checked. [2019-09-08 22:44:38,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:38,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:44:38,866 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:44:38,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:44:38,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:44:38,866 INFO L87 Difference]: Start difference. First operand 73449 states and 93036 transitions. Second operand 3 states. [2019-09-08 22:44:42,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:42,952 INFO L93 Difference]: Finished difference Result 163599 states and 207192 transitions. [2019-09-08 22:44:42,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:44:42,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 401 [2019-09-08 22:44:42,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:43,231 INFO L225 Difference]: With dead ends: 163599 [2019-09-08 22:44:43,231 INFO L226 Difference]: Without dead ends: 90199 [2019-09-08 22:44:43,340 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 22:44:43,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90199 states. [2019-09-08 22:44:47,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90199 to 90163. [2019-09-08 22:44:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90163 states. [2019-09-08 22:44:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90163 states to 90163 states and 113895 transitions. [2019-09-08 22:44:47,457 INFO L78 Accepts]: Start accepts. Automaton has 90163 states and 113895 transitions. Word has length 401 [2019-09-08 22:44:47,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:44:47,457 INFO L475 AbstractCegarLoop]: Abstraction has 90163 states and 113895 transitions. [2019-09-08 22:44:47,457 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:44:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 90163 states and 113895 transitions. [2019-09-08 22:44:47,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-09-08 22:44:47,464 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:44:47,465 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 8, 8, 8, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:44:47,465 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 22:44:47,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:44:47,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1492625925, now seen corresponding path program 1 times [2019-09-08 22:44:47,466 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:44:47,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:44:47,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:47,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:44:47,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:44:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:44:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 811 trivial. 0 not checked. [2019-09-08 22:44:47,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:44:47,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:44:47,713 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:44:47,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:44:47,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:44:47,713 INFO L87 Difference]: Start difference. First operand 90163 states and 113895 transitions. Second operand 3 states. [2019-09-08 22:44:54,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:44:54,737 INFO L93 Difference]: Finished difference Result 204309 states and 258117 transitions. [2019-09-08 22:44:54,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:44:54,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 401 [2019-09-08 22:44:54,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:44:55,278 INFO L225 Difference]: With dead ends: 204309 [2019-09-08 22:44:55,278 INFO L226 Difference]: Without dead ends: 114195 [2019-09-08 22:44:55,384 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 22:44:55,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114195 states. [2019-09-08 22:45:00,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114195 to 114159. [2019-09-08 22:45:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114159 states. [2019-09-08 22:45:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114159 states to 114159 states and 143915 transitions. [2019-09-08 22:45:00,438 INFO L78 Accepts]: Start accepts. Automaton has 114159 states and 143915 transitions. Word has length 401 [2019-09-08 22:45:00,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:45:00,439 INFO L475 AbstractCegarLoop]: Abstraction has 114159 states and 143915 transitions. [2019-09-08 22:45:00,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:45:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 114159 states and 143915 transitions. [2019-09-08 22:45:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-09-08 22:45:00,448 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:45:00,448 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 10, 10, 10, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:45:00,448 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 22:45:00,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:45:00,449 INFO L82 PathProgramCache]: Analyzing trace with hash 649093024, now seen corresponding path program 1 times [2019-09-08 22:45:00,449 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:45:00,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:45:00,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:00,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:45:00,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:45:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2019-09-08 22:45:00,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:45:00,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:45:00,841 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:45:00,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:45:00,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:45:00,842 INFO L87 Difference]: Start difference. First operand 114159 states and 143915 transitions. Second operand 3 states. [2019-09-08 22:45:10,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:45:10,605 INFO L93 Difference]: Finished difference Result 245207 states and 309317 transitions. [2019-09-08 22:45:10,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:45:10,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 475 [2019-09-08 22:45:10,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:45:10,926 INFO L225 Difference]: With dead ends: 245207 [2019-09-08 22:45:10,926 INFO L226 Difference]: Without dead ends: 131097 [2019-09-08 22:45:11,054 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 22:45:11,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131097 states. [2019-09-08 22:45:16,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131097 to 131061. [2019-09-08 22:45:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131061 states. [2019-09-08 22:45:16,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131061 states to 131061 states and 165077 transitions. [2019-09-08 22:45:16,353 INFO L78 Accepts]: Start accepts. Automaton has 131061 states and 165077 transitions. Word has length 475 [2019-09-08 22:45:16,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:45:16,353 INFO L475 AbstractCegarLoop]: Abstraction has 131061 states and 165077 transitions. [2019-09-08 22:45:16,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:45:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 131061 states and 165077 transitions. [2019-09-08 22:45:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-09-08 22:45:16,360 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:45:16,360 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 10, 10, 10, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:45:16,360 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 22:45:16,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:45:16,361 INFO L82 PathProgramCache]: Analyzing trace with hash -2026899358, now seen corresponding path program 1 times [2019-09-08 22:45:16,361 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:45:16,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:45:16,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:16,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:45:16,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:45:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2019-09-08 22:45:17,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:45:17,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:45:17,122 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:45:17,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:45:17,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:45:17,123 INFO L87 Difference]: Start difference. First operand 131061 states and 165077 transitions. Second operand 3 states. [2019-09-08 22:45:26,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:45:26,137 INFO L93 Difference]: Finished difference Result 278819 states and 351399 transitions. [2019-09-08 22:45:26,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:45:26,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 475 [2019-09-08 22:45:26,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:45:26,543 INFO L225 Difference]: With dead ends: 278819 [2019-09-08 22:45:26,543 INFO L226 Difference]: Without dead ends: 147807 [2019-09-08 22:45:26,701 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 22:45:26,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147807 states. [2019-09-08 22:45:32,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147807 to 147771. [2019-09-08 22:45:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147771 states. [2019-09-08 22:45:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147771 states to 147771 states and 185959 transitions. [2019-09-08 22:45:33,970 INFO L78 Accepts]: Start accepts. Automaton has 147771 states and 185959 transitions. Word has length 475 [2019-09-08 22:45:33,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:45:33,971 INFO L475 AbstractCegarLoop]: Abstraction has 147771 states and 185959 transitions. [2019-09-08 22:45:33,971 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:45:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 147771 states and 185959 transitions. [2019-09-08 22:45:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2019-09-08 22:45:33,977 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:45:33,978 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:45:33,978 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 22:45:33,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:45:33,979 INFO L82 PathProgramCache]: Analyzing trace with hash 598664934, now seen corresponding path program 1 times [2019-09-08 22:45:33,979 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:45:33,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:45:33,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:33,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:45:33,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:45:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2019-09-08 22:45:34,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:45:34,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:45:34,405 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:45:34,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:45:34,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:45:34,406 INFO L87 Difference]: Start difference. First operand 147771 states and 185959 transitions. Second operand 5 states. [2019-09-08 22:45:45,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:45:45,934 INFO L93 Difference]: Finished difference Result 317193 states and 399227 transitions. [2019-09-08 22:45:45,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:45:45,935 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 518 [2019-09-08 22:45:45,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:45:46,408 INFO L225 Difference]: With dead ends: 317193 [2019-09-08 22:45:46,408 INFO L226 Difference]: Without dead ends: 169471 [2019-09-08 22:45:46,586 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:45:46,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169471 states. [2019-09-08 22:45:53,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169471 to 169403. [2019-09-08 22:45:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169403 states. [2019-09-08 22:45:54,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169403 states to 169403 states and 212965 transitions. [2019-09-08 22:45:54,296 INFO L78 Accepts]: Start accepts. Automaton has 169403 states and 212965 transitions. Word has length 518 [2019-09-08 22:45:54,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:45:54,296 INFO L475 AbstractCegarLoop]: Abstraction has 169403 states and 212965 transitions. [2019-09-08 22:45:54,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:45:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 169403 states and 212965 transitions. [2019-09-08 22:45:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-09-08 22:45:54,304 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:45:54,305 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:45:54,305 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 22:45:54,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:45:54,305 INFO L82 PathProgramCache]: Analyzing trace with hash -698941084, now seen corresponding path program 1 times [2019-09-08 22:45:54,306 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:45:54,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:45:54,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:54,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:45:54,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:45:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:45:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2019-09-08 22:45:55,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:45:55,233 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:45:55,233 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:45:55,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:45:55,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:45:55,234 INFO L87 Difference]: Start difference. First operand 169403 states and 212965 transitions. Second operand 5 states. [2019-09-08 22:46:07,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:46:07,840 INFO L93 Difference]: Finished difference Result 358245 states and 450173 transitions. [2019-09-08 22:46:07,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:46:07,841 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 519 [2019-09-08 22:46:07,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:46:08,340 INFO L225 Difference]: With dead ends: 358245 [2019-09-08 22:46:08,340 INFO L226 Difference]: Without dead ends: 188891 [2019-09-08 22:46:08,527 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:46:08,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188891 states. [2019-09-08 22:46:16,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188891 to 188823. [2019-09-08 22:46:16,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188823 states. [2019-09-08 22:46:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188823 states to 188823 states and 236809 transitions. [2019-09-08 22:46:16,598 INFO L78 Accepts]: Start accepts. Automaton has 188823 states and 236809 transitions. Word has length 519 [2019-09-08 22:46:16,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:46:16,598 INFO L475 AbstractCegarLoop]: Abstraction has 188823 states and 236809 transitions. [2019-09-08 22:46:16,598 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:46:16,599 INFO L276 IsEmpty]: Start isEmpty. Operand 188823 states and 236809 transitions. [2019-09-08 22:46:16,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2019-09-08 22:46:16,608 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:46:16,608 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:46:16,608 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 22:46:16,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:46:16,609 INFO L82 PathProgramCache]: Analyzing trace with hash -987325661, now seen corresponding path program 1 times [2019-09-08 22:46:16,609 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:46:16,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:46:16,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:46:16,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:46:16,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:46:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:46:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2019-09-08 22:46:17,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:46:17,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:46:17,443 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:46:17,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:46:17,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:46:17,443 INFO L87 Difference]: Start difference. First operand 188823 states and 236809 transitions. Second operand 5 states. [2019-09-08 22:46:29,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:46:29,559 INFO L93 Difference]: Finished difference Result 394339 states and 494876 transitions. [2019-09-08 22:46:29,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:46:29,559 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 520 [2019-09-08 22:46:29,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:46:30,106 INFO L225 Difference]: With dead ends: 394339 [2019-09-08 22:46:30,107 INFO L226 Difference]: Without dead ends: 205565 [2019-09-08 22:46:30,318 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:46:30,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205565 states. [2019-09-08 22:46:46,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205565 to 205497. [2019-09-08 22:46:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205497 states. [2019-09-08 22:46:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205497 states to 205497 states and 257620 transitions. [2019-09-08 22:46:46,767 INFO L78 Accepts]: Start accepts. Automaton has 205497 states and 257620 transitions. Word has length 520 [2019-09-08 22:46:46,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:46:46,768 INFO L475 AbstractCegarLoop]: Abstraction has 205497 states and 257620 transitions. [2019-09-08 22:46:46,768 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:46:46,768 INFO L276 IsEmpty]: Start isEmpty. Operand 205497 states and 257620 transitions. [2019-09-08 22:46:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2019-09-08 22:46:46,776 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:46:46,777 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 12, 12, 12, 10, 10, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:46:46,777 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 22:46:46,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:46:46,778 INFO L82 PathProgramCache]: Analyzing trace with hash 2102768637, now seen corresponding path program 1 times [2019-09-08 22:46:46,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:46:46,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:46:46,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:46:46,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:46:46,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:46:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:46:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1161 trivial. 0 not checked. [2019-09-08 22:46:47,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:46:47,262 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 22:46:47,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:46:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:46:48,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 5600 conjuncts, 31 conjunts are in the unsatisfiable core [2019-09-08 22:46:48,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:46:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 58 proven. 174 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2019-09-08 22:46:48,972 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 22:46:48,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2019-09-08 22:46:48,973 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 22:46:48,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 22:46:48,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-08 22:46:48,974 INFO L87 Difference]: Start difference. First operand 205497 states and 257620 transitions. Second operand 10 states. [2019-09-08 22:47:44,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:47:44,851 INFO L93 Difference]: Finished difference Result 453441 states and 568962 transitions. [2019-09-08 22:47:44,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-09-08 22:47:44,852 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 545 [2019-09-08 22:47:44,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:47:46,260 INFO L225 Difference]: With dead ends: 453441 [2019-09-08 22:47:46,260 INFO L226 Difference]: Without dead ends: 247709 [2019-09-08 22:47:46,710 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 562 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=240, Invalid=630, Unknown=0, NotChecked=0, Total=870 [2019-09-08 22:47:46,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247709 states. [2019-09-08 22:48:10,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247709 to 242675. [2019-09-08 22:48:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242675 states. [2019-09-08 22:48:10,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242675 states to 242675 states and 304498 transitions. [2019-09-08 22:48:10,683 INFO L78 Accepts]: Start accepts. Automaton has 242675 states and 304498 transitions. Word has length 545 [2019-09-08 22:48:10,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:48:10,684 INFO L475 AbstractCegarLoop]: Abstraction has 242675 states and 304498 transitions. [2019-09-08 22:48:10,684 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 22:48:10,684 INFO L276 IsEmpty]: Start isEmpty. Operand 242675 states and 304498 transitions. [2019-09-08 22:48:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2019-09-08 22:48:10,706 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:48:10,707 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 12, 12, 12, 11, 11, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:10,707 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 22:48:10,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:48:10,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1937247384, now seen corresponding path program 1 times [2019-09-08 22:48:10,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:48:10,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:48:10,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:48:10,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:48:10,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:48:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:48:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2019-09-08 22:48:11,209 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:48:11,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:48:11,210 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:48:11,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:48:11,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:48:11,211 INFO L87 Difference]: Start difference. First operand 242675 states and 304498 transitions. Second operand 3 states. [2019-09-08 22:48:23,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:48:23,729 INFO L93 Difference]: Finished difference Result 505161 states and 634253 transitions. [2019-09-08 22:48:23,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:48:23,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 591 [2019-09-08 22:48:23,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:48:25,039 INFO L225 Difference]: With dead ends: 505161 [2019-09-08 22:48:25,040 INFO L226 Difference]: Without dead ends: 262535 [2019-09-08 22:48:25,340 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 22:48:25,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262535 states. [2019-09-08 22:48:46,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262535 to 262475. [2019-09-08 22:48:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262475 states. [2019-09-08 22:48:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262475 states to 262475 states and 329168 transitions. [2019-09-08 22:48:46,891 INFO L78 Accepts]: Start accepts. Automaton has 262475 states and 329168 transitions. Word has length 591 [2019-09-08 22:48:46,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:48:46,892 INFO L475 AbstractCegarLoop]: Abstraction has 262475 states and 329168 transitions. [2019-09-08 22:48:46,892 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:48:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 262475 states and 329168 transitions. [2019-09-08 22:48:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2019-09-08 22:48:46,904 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:48:46,904 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 12, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:46,905 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 22:48:46,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:48:46,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1521229466, now seen corresponding path program 1 times [2019-09-08 22:48:46,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:48:46,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:48:46,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:48:46,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:48:46,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:48:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:48:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2019-09-08 22:48:47,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:48:47,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:48:47,459 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:48:47,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:48:47,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:48:47,460 INFO L87 Difference]: Start difference. First operand 262475 states and 329168 transitions. Second operand 5 states. [2019-09-08 22:49:07,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:49:07,466 INFO L93 Difference]: Finished difference Result 546827 states and 685666 transitions. [2019-09-08 22:49:07,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:49:07,466 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 625 [2019-09-08 22:49:07,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:49:08,666 INFO L225 Difference]: With dead ends: 546827 [2019-09-08 22:49:08,666 INFO L226 Difference]: Without dead ends: 284381 [2019-09-08 22:49:08,972 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:49:09,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284381 states. [2019-09-08 22:49:22,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284381 to 264873. [2019-09-08 22:49:22,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264873 states. [2019-09-08 22:49:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264873 states to 264873 states and 331681 transitions. [2019-09-08 22:49:23,649 INFO L78 Accepts]: Start accepts. Automaton has 264873 states and 331681 transitions. Word has length 625 [2019-09-08 22:49:23,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:49:23,649 INFO L475 AbstractCegarLoop]: Abstraction has 264873 states and 331681 transitions. [2019-09-08 22:49:23,649 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:49:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 264873 states and 331681 transitions. [2019-09-08 22:49:23,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2019-09-08 22:49:23,656 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:49:23,657 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 12, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:49:23,657 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 22:49:23,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:49:23,658 INFO L82 PathProgramCache]: Analyzing trace with hash -415067122, now seen corresponding path program 1 times [2019-09-08 22:49:23,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:49:23,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:49:23,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:49:23,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:49:23,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:49:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:49:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2019-09-08 22:49:24,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:49:24,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:49:24,028 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:49:24,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:49:24,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:49:24,029 INFO L87 Difference]: Start difference. First operand 264873 states and 331681 transitions. Second operand 5 states. [2019-09-08 22:49:42,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:49:42,507 INFO L93 Difference]: Finished difference Result 551763 states and 690948 transitions. [2019-09-08 22:49:42,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 22:49:42,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 626 [2019-09-08 22:49:42,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:49:43,404 INFO L225 Difference]: With dead ends: 551763 [2019-09-08 22:49:43,404 INFO L226 Difference]: Without dead ends: 286899 [2019-09-08 22:49:43,748 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:49:43,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286899 states. [2019-09-08 22:50:05,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286899 to 267291. [2019-09-08 22:50:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267291 states. [2019-09-08 22:50:05,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267291 states to 267291 states and 334210 transitions. [2019-09-08 22:50:05,958 INFO L78 Accepts]: Start accepts. Automaton has 267291 states and 334210 transitions. Word has length 626 [2019-09-08 22:50:05,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:50:05,958 INFO L475 AbstractCegarLoop]: Abstraction has 267291 states and 334210 transitions. [2019-09-08 22:50:05,958 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:50:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 267291 states and 334210 transitions. [2019-09-08 22:50:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2019-09-08 22:50:05,966 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:50:05,966 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 12, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:50:05,966 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 22:50:05,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:50:05,967 INFO L82 PathProgramCache]: Analyzing trace with hash -642583811, now seen corresponding path program 1 times [2019-09-08 22:50:05,967 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:50:05,967 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:50:05,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:50:05,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:50:05,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:50:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:50:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 128 proven. 35 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2019-09-08 22:50:06,451 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:50:06,451 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 22:50:06,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:50:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:50:07,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 5927 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 22:50:07,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:50:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2019-09-08 22:50:08,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 22:50:08,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2019-09-08 22:50:08,106 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-08 22:50:08,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-08 22:50:08,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-09-08 22:50:08,107 INFO L87 Difference]: Start difference. First operand 267291 states and 334210 transitions. Second operand 12 states. [2019-09-08 22:51:21,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:51:21,161 INFO L93 Difference]: Finished difference Result 572327 states and 716341 transitions. [2019-09-08 22:51:21,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 22:51:21,161 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 627 [2019-09-08 22:51:21,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:51:22,142 INFO L225 Difference]: With dead ends: 572327 [2019-09-08 22:51:22,143 INFO L226 Difference]: Without dead ends: 305085 [2019-09-08 22:51:22,484 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 655 GetRequests, 635 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2019-09-08 22:51:22,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305085 states. [2019-09-08 22:51:51,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305085 to 285369. [2019-09-08 22:51:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285369 states. [2019-09-08 22:51:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285369 states to 285369 states and 356902 transitions. [2019-09-08 22:51:52,386 INFO L78 Accepts]: Start accepts. Automaton has 285369 states and 356902 transitions. Word has length 627 [2019-09-08 22:51:52,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:51:52,387 INFO L475 AbstractCegarLoop]: Abstraction has 285369 states and 356902 transitions. [2019-09-08 22:51:52,387 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-08 22:51:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 285369 states and 356902 transitions. [2019-09-08 22:51:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2019-09-08 22:51:52,400 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:51:52,401 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 14, 14, 14, 14, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:51:52,401 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 22:51:52,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:51:52,401 INFO L82 PathProgramCache]: Analyzing trace with hash 258928505, now seen corresponding path program 1 times [2019-09-08 22:51:52,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:51:52,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:51:52,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:51:52,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:51:52,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:51:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:51:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1480 trivial. 0 not checked. [2019-09-08 22:51:53,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:51:53,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:51:53,747 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:51:53,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:51:53,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:51:53,748 INFO L87 Difference]: Start difference. First operand 285369 states and 356902 transitions. Second operand 3 states. [2019-09-08 22:52:07,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:52:07,377 INFO L93 Difference]: Finished difference Result 572405 states and 719617 transitions. [2019-09-08 22:52:07,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:52:07,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 912 [2019-09-08 22:52:07,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:52:08,237 INFO L225 Difference]: With dead ends: 572405 [2019-09-08 22:52:08,237 INFO L226 Difference]: Without dead ends: 287085 [2019-09-08 22:52:09,022 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 22:52:09,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287085 states. [2019-09-08 22:52:32,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287085 to 285525. [2019-09-08 22:52:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285525 states. [2019-09-08 22:52:33,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285525 states to 285525 states and 357058 transitions. [2019-09-08 22:52:33,213 INFO L78 Accepts]: Start accepts. Automaton has 285525 states and 357058 transitions. Word has length 912 [2019-09-08 22:52:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:52:33,213 INFO L475 AbstractCegarLoop]: Abstraction has 285525 states and 357058 transitions. [2019-09-08 22:52:33,213 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:52:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 285525 states and 357058 transitions. [2019-09-08 22:52:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2019-09-08 22:52:33,230 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:52:33,230 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 14, 14, 14, 14, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:52:33,231 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 22:52:33,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:52:33,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1887345820, now seen corresponding path program 1 times [2019-09-08 22:52:33,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:52:33,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:52:33,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:52:33,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:52:33,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:52:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:52:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1480 trivial. 0 not checked. [2019-09-08 22:52:34,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:52:34,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:52:34,919 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:52:34,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:52:34,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:52:34,920 INFO L87 Difference]: Start difference. First operand 285525 states and 357058 transitions. Second operand 3 states.