java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 22:18:30,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 22:18:30,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 22:18:30,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 22:18:30,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 22:18:30,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 22:18:30,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 22:18:30,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 22:18:30,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 22:18:30,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 22:18:30,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 22:18:30,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 22:18:30,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 22:18:30,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 22:18:30,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 22:18:30,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 22:18:30,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 22:18:30,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 22:18:30,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 22:18:30,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 22:18:30,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 22:18:30,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 22:18:30,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 22:18:30,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 22:18:30,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 22:18:30,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 22:18:30,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 22:18:30,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 22:18:30,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 22:18:30,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 22:18:30,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 22:18:30,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 22:18:30,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 22:18:30,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 22:18:30,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 22:18:30,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 22:18:30,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 22:18:30,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 22:18:30,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 22:18:30,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 22:18:30,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 22:18:30,964 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 22:18:30,990 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 22:18:30,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 22:18:30,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 22:18:30,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 22:18:30,993 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 22:18:30,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 22:18:30,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 22:18:30,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 22:18:30,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 22:18:30,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 22:18:30,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 22:18:30,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 22:18:30,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 22:18:30,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 22:18:30,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 22:18:30,997 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 22:18:30,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 22:18:30,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 22:18:30,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 22:18:30,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 22:18:30,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 22:18:30,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 22:18:30,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 22:18:30,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 22:18:30,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 22:18:30,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 22:18:30,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 22:18:31,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 22:18:31,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 22:18:31,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 22:18:31,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 22:18:31,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 22:18:31,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 22:18:31,061 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 22:18:31,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2019-09-08 22:18:31,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a6c3aa5/a126c61083024d16802e3e85f729cb4b/FLAGae37dc4ca [2019-09-08 22:18:31,995 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 22:18:31,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2019-09-08 22:18:32,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a6c3aa5/a126c61083024d16802e3e85f729cb4b/FLAGae37dc4ca [2019-09-08 22:18:32,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a6c3aa5/a126c61083024d16802e3e85f729cb4b [2019-09-08 22:18:32,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 22:18:32,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 22:18:32,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 22:18:32,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 22:18:32,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 22:18:32,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:18:32" (1/1) ... [2019-09-08 22:18:32,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fff1b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:32, skipping insertion in model container [2019-09-08 22:18:32,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 10:18:32" (1/1) ... [2019-09-08 22:18:32,476 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 22:18:32,675 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 22:18:35,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:18:35,647 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 22:18:35,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 22:18:36,425 INFO L192 MainTranslator]: Completed translation [2019-09-08 22:18:36,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36 WrapperNode [2019-09-08 22:18:36,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 22:18:36,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 22:18:36,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 22:18:36,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 22:18:36,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (1/1) ... [2019-09-08 22:18:36,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 22:18:36,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 22:18:36,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 22:18:36,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 22:18:36,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (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 22:18:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 22:18:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 22:18:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 22:18:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-08 22:18:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:18:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 22:18:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-08 22:18:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-08 22:18:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 22:18:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 22:18:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notifier_info_to_dev [2019-09-08 22:18:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 22:18:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2019-09-08 22:18:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_name [2019-09-08 22:18:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dynamic_netconsole_init [2019-09-08 22:18:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dynamic_netconsole_exit [2019-09-08 22:18:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_get [2019-09-08 22:18:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_put [2019-09-08 22:18:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_param_target [2019-09-08 22:18:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure free_param_target [2019-09-08 22:18:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure to_target [2019-09-08 22:18:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure show_enabled [2019-09-08 22:18:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_name [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_port [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_port [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ip [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_ip [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_mac [2019-09-08 22:18:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_mac [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_enabled [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_dev_name [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_port [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_port [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_ip [2019-09-08 22:18:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_ip [2019-09-08 22:18:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_mac [2019-09-08 22:18:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_release [2019-09-08 22:18:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_show [2019-09-08 22:18:36,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_store [2019-09-08 22:18:36,975 INFO L138 BoogieDeclarations]: Found implementation of procedure make_netconsole_target [2019-09-08 22:18:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_netconsole_target [2019-09-08 22:18:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_netdev_event [2019-09-08 22:18:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure write_msg [2019-09-08 22:18:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure init_netconsole [2019-09-08 22:18:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_netconsole [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_init_netconsole_14_9 [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-09-08 22:18:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_14_4 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_1 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_14_5 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:18:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:18:36,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:18:36,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:18:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:18:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:18:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:18:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-09-08 22:18:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-09-08 22:18:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-09-08 22:18:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-09-08 22:18:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-09-08 22:18:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_10 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_14 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-09-08 22:18:36,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-09-08 22:18:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-09-08 22:18:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-09-08 22:18:36,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_10 [2019-09-08 22:18:36,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_11 [2019-09-08 22:18:36,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_14 [2019-09-08 22:18:36,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_17 [2019-09-08 22:18:36,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_20 [2019-09-08 22:18:36,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-09-08 22:18:36,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-09-08 22:18:36,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_10 [2019-09-08 22:18:36,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_11 [2019-09-08 22:18:36,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_14 [2019-09-08 22:18:36,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_17 [2019-09-08 22:18:36,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_20 [2019-09-08 22:18:36,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-09-08 22:18:36,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_7 [2019-09-08 22:18:36,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_10 [2019-09-08 22:18:36,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_11 [2019-09-08 22:18:36,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_14 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_17 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_20 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_3 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_6_7 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_10 [2019-09-08 22:18:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_11 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_14 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_17 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_20 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_3 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_7 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_10 [2019-09-08 22:18:36,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_11 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_14 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_17 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_20 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_3 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_8_7 [2019-09-08 22:18:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_9_3 [2019-09-08 22:18:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-09-08 22:18:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_console [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_notifier [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_console_dummy_resourceless_instance_0 [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_1 [2019-09-08 22:18:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_2 [2019-09-08 22:18:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_3 [2019-09-08 22:18:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_4 [2019-09-08 22:18:36,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_5 [2019-09-08 22:18:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_6 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_7 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_8 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_notifier_block_dummy_resourceless_instance_9 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:18:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-09-08 22:18:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:18:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:18:36,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-09-08 22:18:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-09-08 22:18:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:18:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-09-08 22:18:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-09-08 22:18:36,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2019-09-08 22:18:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_1 [2019-09-08 22:18:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-09-08 22:18:37,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_1 [2019-09-08 22:18:37,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_5 [2019-09-08 22:18:37,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_1 [2019-09-08 22:18:37,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_5 [2019-09-08 22:18:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_8_1 [2019-09-08 22:18:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_8_5 [2019-09-08 22:18:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_9_1 [2019-09-08 22:18:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_9_5 [2019-09-08 22:18:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_console [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 22:18:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-09-08 22:18:37,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-09-08 22:18:37,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_notifier_15 [2019-09-08 22:18:37,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_console_16 [2019-09-08 22:18:37,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier_17 [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_console_18 [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier_19 [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 22:18:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 22:18:37,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 22:18:37,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 22:18:37,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 22:18:37,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 22:18:37,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 22:18:37,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 22:18:37,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 22:18:37,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 22:18:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 22:18:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-08 22:18:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-09-08 22:18:37,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-08 22:18:37,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-08 22:18:37,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 22:18:37,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-08 22:18:37,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 22:18:37,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-08 22:18:37,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 22:18:37,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_netconsole_target [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_netconsole_target [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_netconsole_target [2019-09-08 22:18:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_netconsole_target [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_netconsole_target [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_netconsole_target [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-08 22:18:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __netpoll_cleanup [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:18:37,027 INFO L138 BoogieDeclarations]: Found implementation of procedure config_group_init [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_get [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_init_type_name [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure configfs_register_subsystem [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure configfs_unregister_subsystem [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 22:18:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure in6_pton [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure in_aton [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 22:18:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_pton [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_cleanup [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_parse_options [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_print_options [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_send_udp [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_setup [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 22:18:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure register_console [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice_notifier [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure strnchr [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2019-09-08 22:18:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 22:18:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 22:18:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 22:18:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 22:18:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 22:18:37,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 22:18:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 22:18:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 22:18:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 22:18:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-09-08 22:18:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_netconsole_target [2019-09-08 22:18:37,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_netconsole_target [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 22:18:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2019-09-08 22:18:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure mac_pton [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-08 22:18:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure strnchr [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-08 22:18:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 22:18:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice_notifier [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_notifier_15 [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier_17 [2019-09-08 22:18:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier_19 [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notifier_info_to_dev [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure register_console [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_console_16 [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2019-09-08 22:18:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_console_18 [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_send_udp [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_print_options [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_parse_options [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_setup [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure __netpoll_cleanup [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_cleanup [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure in_aton [2019-09-08 22:18:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure in6_pton [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_name [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_init_type_name [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_get [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure config_group_init [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure configfs_register_subsystem [2019-09-08 22:18:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure configfs_unregister_subsystem [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure dynamic_netconsole_init [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure dynamic_netconsole_exit [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_get [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_put [2019-09-08 22:18:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_param_target [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure free_param_target [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure to_target [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure show_enabled [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_name [2019-09-08 22:18:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_port [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_port [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ip [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_ip [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_mac [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_mac [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure store_enabled [2019-09-08 22:18:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure store_dev_name [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_port [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_port [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_ip [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_ip [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_mac [2019-09-08 22:18:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_release [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_show [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_store [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure make_netconsole_target [2019-09-08 22:18:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure drop_netconsole_target [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_netdev_event [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write_msg [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure init_netconsole [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_netconsole [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_init_netconsole_14_9 [2019-09-08 22:18:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_14_4 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_1 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_14_5 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 22:18:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 22:18:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 22:18:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 22:18:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 22:18:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 22:18:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 22:18:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-09-08 22:18:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-09-08 22:18:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_10 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-09-08 22:18:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_14 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_10 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_11 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_14 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_17 [2019-09-08 22:18:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_20 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_10 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_11 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_14 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_17 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_20 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-09-08 22:18:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_7 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_10 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_11 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_14 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_17 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_20 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_3 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_6_7 [2019-09-08 22:18:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_10 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_11 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_14 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_17 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_20 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_3 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_7 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_10 [2019-09-08 22:18:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_11 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_14 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_17 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_20 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_3 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_8_7 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_9_3 [2019-09-08 22:18:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_console [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_notifier [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_console_dummy_resourceless_instance_0 [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_1 [2019-09-08 22:18:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_2 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_3 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_4 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_5 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_6 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_7 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_netconsole_target_attr_dummy_resourceless_instance_8 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_notifier_block_dummy_resourceless_instance_9 [2019-09-08 22:18:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-09-08 22:18:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_1 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-09-08 22:18:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_1 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_5 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_1 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_5 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_8_1 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_8_5 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_9_1 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_9_5 [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_console [2019-09-08 22:18:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 22:18:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 22:18:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 22:18:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 22:18:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-08 22:18:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 22:18:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-08 22:18:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_netconsole_target [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_netconsole_target [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_netconsole_target [2019-09-08 22:18:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_netconsole_target [2019-09-08 22:18:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 22:18:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 22:18:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 22:18:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 22:18:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 22:18:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 22:18:38,383 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 22:18:43,379 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 22:18:46,440 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 22:18:46,440 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 22:18:46,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:18:46 BoogieIcfgContainer [2019-09-08 22:18:46,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 22:18:46,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 22:18:46,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 22:18:46,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 22:18:46,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 10:18:32" (1/3) ... [2019-09-08 22:18:46,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569125c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:18:46, skipping insertion in model container [2019-09-08 22:18:46,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 10:18:36" (2/3) ... [2019-09-08 22:18:46,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569125c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 10:18:46, skipping insertion in model container [2019-09-08 22:18:46,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 10:18:46" (3/3) ... [2019-09-08 22:18:46,452 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2019-09-08 22:18:46,462 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 22:18:46,474 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 22:18:46,493 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 22:18:46,541 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 22:18:46,542 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 22:18:46,542 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 22:18:46,542 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 22:18:46,542 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 22:18:46,542 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 22:18:46,543 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 22:18:46,543 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 22:18:46,543 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 22:18:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states. [2019-09-08 22:18:46,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2019-09-08 22:18:46,674 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:18:46,677 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:46,680 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:18:46,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:18:46,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1803668167, now seen corresponding path program 1 times [2019-09-08 22:18:46,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:18:46,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:18:46,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:46,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:18:46,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:18:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18907 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18907 trivial. 0 not checked. [2019-09-08 22:18:48,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:18:48,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:18:48,600 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:18:48,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:18:48,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:18:48,615 INFO L87 Difference]: Start difference. First operand 2033 states. Second operand 3 states. [2019-09-08 22:18:49,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:18:49,457 INFO L93 Difference]: Finished difference Result 4825 states and 6344 transitions. [2019-09-08 22:18:49,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:18:49,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 708 [2019-09-08 22:18:49,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:18:49,530 INFO L225 Difference]: With dead ends: 4825 [2019-09-08 22:18:49,530 INFO L226 Difference]: Without dead ends: 3137 [2019-09-08 22:18:49,553 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 22:18:49,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3137 states. [2019-09-08 22:18:49,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3137 to 3133. [2019-09-08 22:18:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3133 states. [2019-09-08 22:18:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 3133 states and 4060 transitions. [2019-09-08 22:18:49,910 INFO L78 Accepts]: Start accepts. Automaton has 3133 states and 4060 transitions. Word has length 708 [2019-09-08 22:18:49,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:18:49,981 INFO L475 AbstractCegarLoop]: Abstraction has 3133 states and 4060 transitions. [2019-09-08 22:18:49,981 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:18:49,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 4060 transitions. [2019-09-08 22:18:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2019-09-08 22:18:50,012 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:18:50,012 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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 22:18:50,013 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:18:50,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:18:50,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1414569922, now seen corresponding path program 1 times [2019-09-08 22:18:50,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:18:50,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:18:50,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:50,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:18:50,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:18:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:18:51,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:18:51,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:18:51,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:18:51,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:18:51,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:18:51,646 INFO L87 Difference]: Start difference. First operand 3133 states and 4060 transitions. Second operand 3 states. [2019-09-08 22:18:52,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:18:52,624 INFO L93 Difference]: Finished difference Result 7690 states and 9873 transitions. [2019-09-08 22:18:52,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:18:52,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 749 [2019-09-08 22:18:52,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:18:52,680 INFO L225 Difference]: With dead ends: 7690 [2019-09-08 22:18:52,680 INFO L226 Difference]: Without dead ends: 4727 [2019-09-08 22:18:52,697 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 22:18:52,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2019-09-08 22:18:52,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 4672. [2019-09-08 22:18:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4672 states. [2019-09-08 22:18:52,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 4672 states and 5986 transitions. [2019-09-08 22:18:52,924 INFO L78 Accepts]: Start accepts. Automaton has 4672 states and 5986 transitions. Word has length 749 [2019-09-08 22:18:52,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:18:52,926 INFO L475 AbstractCegarLoop]: Abstraction has 4672 states and 5986 transitions. [2019-09-08 22:18:52,926 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:18:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 4672 states and 5986 transitions. [2019-09-08 22:18:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2019-09-08 22:18:52,950 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:18:52,950 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:18:52,951 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:18:52,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:18:52,952 INFO L82 PathProgramCache]: Analyzing trace with hash -720069473, now seen corresponding path program 1 times [2019-09-08 22:18:52,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:18:52,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:18:52,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:52,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:18:52,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:18:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:18:53,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:18:53,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:18:53,807 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:18:53,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:18:53,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:18:53,807 INFO L87 Difference]: Start difference. First operand 4672 states and 5986 transitions. Second operand 3 states. [2019-09-08 22:18:54,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:18:54,601 INFO L93 Difference]: Finished difference Result 12291 states and 15642 transitions. [2019-09-08 22:18:54,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:18:54,601 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 747 [2019-09-08 22:18:54,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:18:54,660 INFO L225 Difference]: With dead ends: 12291 [2019-09-08 22:18:54,660 INFO L226 Difference]: Without dead ends: 7789 [2019-09-08 22:18:54,684 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 22:18:54,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2019-09-08 22:18:55,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 7750. [2019-09-08 22:18:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7750 states. [2019-09-08 22:18:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7750 states to 7750 states and 9839 transitions. [2019-09-08 22:18:55,079 INFO L78 Accepts]: Start accepts. Automaton has 7750 states and 9839 transitions. Word has length 747 [2019-09-08 22:18:55,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:18:55,080 INFO L475 AbstractCegarLoop]: Abstraction has 7750 states and 9839 transitions. [2019-09-08 22:18:55,081 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:18:55,081 INFO L276 IsEmpty]: Start isEmpty. Operand 7750 states and 9839 transitions. [2019-09-08 22:18:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2019-09-08 22:18:55,092 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:18:55,093 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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 22:18:55,093 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:18:55,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:18:55,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1739300757, now seen corresponding path program 1 times [2019-09-08 22:18:55,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:18:55,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:18:55,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:55,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:18:55,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:18:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:18:55,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:18:55,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:18:55,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:18:55,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:18:55,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:18:55,912 INFO L87 Difference]: Start difference. First operand 7750 states and 9839 transitions. Second operand 3 states. [2019-09-08 22:18:56,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:18:56,872 INFO L93 Difference]: Finished difference Result 21477 states and 27137 transitions. [2019-09-08 22:18:56,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:18:56,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 750 [2019-09-08 22:18:56,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:18:56,972 INFO L225 Difference]: With dead ends: 21477 [2019-09-08 22:18:56,973 INFO L226 Difference]: Without dead ends: 13897 [2019-09-08 22:18:57,011 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 22:18:57,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13897 states. [2019-09-08 22:18:57,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13897 to 13834. [2019-09-08 22:18:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13834 states. [2019-09-08 22:18:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13834 states to 13834 states and 17445 transitions. [2019-09-08 22:18:57,898 INFO L78 Accepts]: Start accepts. Automaton has 13834 states and 17445 transitions. Word has length 750 [2019-09-08 22:18:57,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:18:57,899 INFO L475 AbstractCegarLoop]: Abstraction has 13834 states and 17445 transitions. [2019-09-08 22:18:57,899 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:18:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 13834 states and 17445 transitions. [2019-09-08 22:18:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2019-09-08 22:18:57,910 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:18:57,911 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:18:57,911 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:18:57,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:18:57,912 INFO L82 PathProgramCache]: Analyzing trace with hash -668219040, now seen corresponding path program 1 times [2019-09-08 22:18:57,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:18:57,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:18:57,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:57,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:18:57,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:18:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:18:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:18:59,022 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:18:59,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:18:59,023 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:18:59,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:18:59,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:18:59,024 INFO L87 Difference]: Start difference. First operand 13834 states and 17445 transitions. Second operand 3 states. [2019-09-08 22:19:00,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:19:00,326 INFO L93 Difference]: Finished difference Result 39481 states and 49645 transitions. [2019-09-08 22:19:00,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:19:00,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 746 [2019-09-08 22:19:00,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:19:00,477 INFO L225 Difference]: With dead ends: 39481 [2019-09-08 22:19:00,477 INFO L226 Difference]: Without dead ends: 25817 [2019-09-08 22:19:00,543 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 22:19:00,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25817 states. [2019-09-08 22:19:01,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25817 to 25786. [2019-09-08 22:19:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25786 states. [2019-09-08 22:19:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25786 states to 25786 states and 32355 transitions. [2019-09-08 22:19:01,732 INFO L78 Accepts]: Start accepts. Automaton has 25786 states and 32355 transitions. Word has length 746 [2019-09-08 22:19:01,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:01,734 INFO L475 AbstractCegarLoop]: Abstraction has 25786 states and 32355 transitions. [2019-09-08 22:19:01,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:19:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 25786 states and 32355 transitions. [2019-09-08 22:19:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2019-09-08 22:19:01,747 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:01,748 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:19:01,748 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:01,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:01,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1018024890, now seen corresponding path program 1 times [2019-09-08 22:19:01,749 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:01,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:01,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:01,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:01,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:19:03,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:19:03,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:19:03,768 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:19:03,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:19:03,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:03,769 INFO L87 Difference]: Start difference. First operand 25786 states and 32355 transitions. Second operand 3 states. [2019-09-08 22:19:06,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:19:06,158 INFO L93 Difference]: Finished difference Result 74825 states and 93709 transitions. [2019-09-08 22:19:06,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:19:06,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 745 [2019-09-08 22:19:06,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:19:06,392 INFO L225 Difference]: With dead ends: 74825 [2019-09-08 22:19:06,392 INFO L226 Difference]: Without dead ends: 49209 [2019-09-08 22:19:06,467 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 22:19:06,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49209 states. [2019-09-08 22:19:08,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49209 to 49186. [2019-09-08 22:19:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49186 states. [2019-09-08 22:19:08,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49186 states to 49186 states and 61469 transitions. [2019-09-08 22:19:08,474 INFO L78 Accepts]: Start accepts. Automaton has 49186 states and 61469 transitions. Word has length 745 [2019-09-08 22:19:08,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:08,476 INFO L475 AbstractCegarLoop]: Abstraction has 49186 states and 61469 transitions. [2019-09-08 22:19:08,476 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:19:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 49186 states and 61469 transitions. [2019-09-08 22:19:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2019-09-08 22:19:08,724 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:08,724 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:19:08,725 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:08,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:08,726 INFO L82 PathProgramCache]: Analyzing trace with hash 2029260821, now seen corresponding path program 1 times [2019-09-08 22:19:08,726 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:08,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:08,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:08,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:08,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:19:09,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:19:09,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:19:09,572 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:19:09,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:19:09,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:09,573 INFO L87 Difference]: Start difference. First operand 49186 states and 61469 transitions. Second operand 3 states. [2019-09-08 22:19:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:19:13,316 INFO L93 Difference]: Finished difference Result 143993 states and 179681 transitions. [2019-09-08 22:19:13,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:19:13,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 751 [2019-09-08 22:19:13,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:19:13,732 INFO L225 Difference]: With dead ends: 143993 [2019-09-08 22:19:13,732 INFO L226 Difference]: Without dead ends: 94977 [2019-09-08 22:19:13,899 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 22:19:14,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94977 states. [2019-09-08 22:19:16,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94977 to 94906. [2019-09-08 22:19:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94906 states. [2019-09-08 22:19:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94906 states to 94906 states and 118183 transitions. [2019-09-08 22:19:16,987 INFO L78 Accepts]: Start accepts. Automaton has 94906 states and 118183 transitions. Word has length 751 [2019-09-08 22:19:16,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:16,988 INFO L475 AbstractCegarLoop]: Abstraction has 94906 states and 118183 transitions. [2019-09-08 22:19:16,988 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:19:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand 94906 states and 118183 transitions. [2019-09-08 22:19:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2019-09-08 22:19:16,995 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:16,996 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:19:16,996 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:16,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:16,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1247347, now seen corresponding path program 1 times [2019-09-08 22:19:16,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:16,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:17,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:17,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:17,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:19:19,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:19:19,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:19:19,942 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:19:19,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:19:19,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:19,943 INFO L87 Difference]: Start difference. First operand 94906 states and 118183 transitions. Second operand 3 states. [2019-09-08 22:19:22,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:19:22,818 INFO L93 Difference]: Finished difference Result 278929 states and 346893 transitions. [2019-09-08 22:19:22,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:19:22,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 752 [2019-09-08 22:19:22,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:19:23,457 INFO L225 Difference]: With dead ends: 278929 [2019-09-08 22:19:23,457 INFO L226 Difference]: Without dead ends: 184193 [2019-09-08 22:19:23,772 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 22:19:23,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184193 states. [2019-09-08 22:19:30,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184193 to 184114. [2019-09-08 22:19:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184114 states. [2019-09-08 22:19:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184114 states to 184114 states and 228481 transitions. [2019-09-08 22:19:31,278 INFO L78 Accepts]: Start accepts. Automaton has 184114 states and 228481 transitions. Word has length 752 [2019-09-08 22:19:31,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:31,280 INFO L475 AbstractCegarLoop]: Abstraction has 184114 states and 228481 transitions. [2019-09-08 22:19:31,280 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:19:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 184114 states and 228481 transitions. [2019-09-08 22:19:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2019-09-08 22:19:31,293 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:31,295 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 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] [2019-09-08 22:19:31,295 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:31,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:31,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1037336039, now seen corresponding path program 1 times [2019-09-08 22:19:31,296 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:31,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:31,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:31,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:31,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:35,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18911 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18911 trivial. 0 not checked. [2019-09-08 22:19:35,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:19:35,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:19:35,440 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:19:35,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:19:35,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:35,441 INFO L87 Difference]: Start difference. First operand 184114 states and 228481 transitions. Second operand 3 states. [2019-09-08 22:19:41,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:19:41,145 INFO L93 Difference]: Finished difference Result 541242 states and 670837 transitions. [2019-09-08 22:19:41,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:19:41,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 748 [2019-09-08 22:19:41,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:19:42,419 INFO L225 Difference]: With dead ends: 541242 [2019-09-08 22:19:42,419 INFO L226 Difference]: Without dead ends: 357298 [2019-09-08 22:19:42,725 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:42,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357298 states. [2019-09-08 22:19:55,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357298 to 357251. [2019-09-08 22:19:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357251 states. [2019-09-08 22:19:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357251 states to 357251 states and 441775 transitions. [2019-09-08 22:19:57,615 INFO L78 Accepts]: Start accepts. Automaton has 357251 states and 441775 transitions. Word has length 748 [2019-09-08 22:19:57,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:19:57,617 INFO L475 AbstractCegarLoop]: Abstraction has 357251 states and 441775 transitions. [2019-09-08 22:19:57,617 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:19:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 357251 states and 441775 transitions. [2019-09-08 22:19:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2019-09-08 22:19:57,629 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:19:57,630 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:19:57,630 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:19:57,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:19:57,631 INFO L82 PathProgramCache]: Analyzing trace with hash 145678671, now seen corresponding path program 1 times [2019-09-08 22:19:57,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:19:57,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:19:57,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:57,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:19:57,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:19:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:19:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 18960 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 18949 trivial. 0 not checked. [2019-09-08 22:19:58,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:19:58,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 22:19:58,387 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 22:19:58,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 22:19:58,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 22:19:58,388 INFO L87 Difference]: Start difference. First operand 357251 states and 441775 transitions. Second operand 3 states. [2019-09-08 22:20:19,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:20:19,440 INFO L93 Difference]: Finished difference Result 972203 states and 1214993 transitions. [2019-09-08 22:20:19,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 22:20:19,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 798 [2019-09-08 22:20:19,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:20:21,528 INFO L225 Difference]: With dead ends: 972203 [2019-09-08 22:20:21,528 INFO L226 Difference]: Without dead ends: 615400 [2019-09-08 22:20:22,099 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 22:20:22,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615400 states. [2019-09-08 22:21:02,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615400 to 615396. [2019-09-08 22:21:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615396 states. [2019-09-08 22:21:03,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615396 states to 615396 states and 771762 transitions. [2019-09-08 22:21:03,588 INFO L78 Accepts]: Start accepts. Automaton has 615396 states and 771762 transitions. Word has length 798 [2019-09-08 22:21:03,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:21:03,589 INFO L475 AbstractCegarLoop]: Abstraction has 615396 states and 771762 transitions. [2019-09-08 22:21:03,589 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 22:21:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 615396 states and 771762 transitions. [2019-09-08 22:21:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2019-09-08 22:21:03,598 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:21:03,599 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:21:03,600 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:21:03,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:21:03,600 INFO L82 PathProgramCache]: Analyzing trace with hash 2068906705, now seen corresponding path program 1 times [2019-09-08 22:21:03,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:21:03,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:21:03,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:21:03,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:21:03,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:21:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:21:05,567 INFO L134 CoverageAnalysis]: Checked inductivity of 18960 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18953 trivial. 0 not checked. [2019-09-08 22:21:05,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:21:05,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:21:05,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:21:05,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:21:05,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:21:05,570 INFO L87 Difference]: Start difference. First operand 615396 states and 771762 transitions. Second operand 5 states. [2019-09-08 22:21:22,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:21:22,187 INFO L93 Difference]: Finished difference Result 615402 states and 771767 transitions. [2019-09-08 22:21:22,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:21:22,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 798 [2019-09-08 22:21:22,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:21:24,970 INFO L225 Difference]: With dead ends: 615402 [2019-09-08 22:21:24,971 INFO L226 Difference]: Without dead ends: 615400 [2019-09-08 22:21:25,156 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:21:25,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615400 states. [2019-09-08 22:21:56,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615400 to 615400. [2019-09-08 22:21:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615400 states. [2019-09-08 22:22:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615400 states to 615400 states and 771765 transitions. [2019-09-08 22:22:10,186 INFO L78 Accepts]: Start accepts. Automaton has 615400 states and 771765 transitions. Word has length 798 [2019-09-08 22:22:10,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:22:10,187 INFO L475 AbstractCegarLoop]: Abstraction has 615400 states and 771765 transitions. [2019-09-08 22:22:10,187 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:22:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 615400 states and 771765 transitions. [2019-09-08 22:22:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 804 [2019-09-08 22:22:10,196 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:22:10,197 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:22:10,197 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:22:10,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:22:10,198 INFO L82 PathProgramCache]: Analyzing trace with hash -2016004212, now seen corresponding path program 1 times [2019-09-08 22:22:10,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:22:10,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:22:10,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:10,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:22:10,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:22:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:22:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 18962 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18953 trivial. 0 not checked. [2019-09-08 22:22:12,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:22:12,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:22:12,806 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:22:12,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:22:12,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:22:12,807 INFO L87 Difference]: Start difference. First operand 615400 states and 771765 transitions. Second operand 5 states. [2019-09-08 22:22:29,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:22:29,458 INFO L93 Difference]: Finished difference Result 615406 states and 771770 transitions. [2019-09-08 22:22:29,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:22:29,458 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 803 [2019-09-08 22:22:29,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:22:31,514 INFO L225 Difference]: With dead ends: 615406 [2019-09-08 22:22:31,514 INFO L226 Difference]: Without dead ends: 615404 [2019-09-08 22:22:31,720 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 22:22:33,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615404 states. [2019-09-08 22:23:06,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615404 to 615404. [2019-09-08 22:23:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615404 states. [2019-09-08 22:23:09,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615404 states to 615404 states and 771768 transitions. [2019-09-08 22:23:09,117 INFO L78 Accepts]: Start accepts. Automaton has 615404 states and 771768 transitions. Word has length 803 [2019-09-08 22:23:09,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:23:09,117 INFO L475 AbstractCegarLoop]: Abstraction has 615404 states and 771768 transitions. [2019-09-08 22:23:09,117 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:23:09,118 INFO L276 IsEmpty]: Start isEmpty. Operand 615404 states and 771768 transitions. [2019-09-08 22:23:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2019-09-08 22:23:09,129 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:23:09,132 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 22:23:09,132 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:23:09,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:23:09,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2119641231, now seen corresponding path program 1 times [2019-09-08 22:23:09,133 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:23:09,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:23:09,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:23:09,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:23:09,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:23:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:23:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18968 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 18957 trivial. 0 not checked. [2019-09-08 22:23:20,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:23:20,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:23:20,353 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:23:20,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:23:20,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:23:20,354 INFO L87 Difference]: Start difference. First operand 615404 states and 771768 transitions. Second operand 5 states. [2019-09-08 22:23:31,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:23:31,335 INFO L93 Difference]: Finished difference Result 615410 states and 771773 transitions. [2019-09-08 22:23:31,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:23:31,335 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 808 [2019-09-08 22:23:31,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:23:34,416 INFO L225 Difference]: With dead ends: 615410 [2019-09-08 22:23:34,416 INFO L226 Difference]: Without dead ends: 615406 [2019-09-08 22:23:34,600 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 22:23:35,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615406 states. [2019-09-08 22:24:08,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615406 to 615406. [2019-09-08 22:24:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615406 states. [2019-09-08 22:24:09,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615406 states to 615406 states and 771769 transitions. [2019-09-08 22:24:09,726 INFO L78 Accepts]: Start accepts. Automaton has 615406 states and 771769 transitions. Word has length 808 [2019-09-08 22:24:09,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:24:09,727 INFO L475 AbstractCegarLoop]: Abstraction has 615406 states and 771769 transitions. [2019-09-08 22:24:09,727 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:24:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 615406 states and 771769 transitions. [2019-09-08 22:24:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2019-09-08 22:24:09,737 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:24:09,738 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:24:09,738 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:24:09,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:24:09,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1266387348, now seen corresponding path program 1 times [2019-09-08 22:24:09,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:24:09,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:24:09,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:24:09,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:24:09,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:24:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:24:12,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18978 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 18965 trivial. 0 not checked. [2019-09-08 22:24:12,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 22:24:12,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 22:24:12,087 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 22:24:12,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 22:24:12,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 22:24:12,088 INFO L87 Difference]: Start difference. First operand 615406 states and 771769 transitions. Second operand 5 states. [2019-09-08 22:24:32,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:24:32,155 INFO L93 Difference]: Finished difference Result 669686 states and 834065 transitions. [2019-09-08 22:24:32,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 22:24:32,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 813 [2019-09-08 22:24:32,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:24:34,233 INFO L225 Difference]: With dead ends: 669686 [2019-09-08 22:24:34,234 INFO L226 Difference]: Without dead ends: 649686 [2019-09-08 22:24:34,469 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 22:24:35,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649686 states. [2019-09-08 22:25:09,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649686 to 649686. [2019-09-08 22:25:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649686 states. [2019-09-08 22:25:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649686 states to 649686 states and 810741 transitions. [2019-09-08 22:25:12,109 INFO L78 Accepts]: Start accepts. Automaton has 649686 states and 810741 transitions. Word has length 813 [2019-09-08 22:25:12,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 22:25:12,110 INFO L475 AbstractCegarLoop]: Abstraction has 649686 states and 810741 transitions. [2019-09-08 22:25:12,110 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 22:25:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 649686 states and 810741 transitions. [2019-09-08 22:25:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2019-09-08 22:25:12,136 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 22:25:12,137 INFO L399 BasicCegarLoop]: trace histogram [74, 74, 74, 74, 74, 74, 6, 6, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:25:12,137 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 22:25:12,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 22:25:12,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1930538957, now seen corresponding path program 1 times [2019-09-08 22:25:12,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 22:25:12,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 22:25:12,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:25:12,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:25:12,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 22:25:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:25:23,820 INFO L134 CoverageAnalysis]: Checked inductivity of 19014 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 18997 trivial. 0 not checked. [2019-09-08 22:25:23,821 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 22:25:23,821 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 22:25:23,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 22:25:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 22:25:25,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 8755 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 22:25:25,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 22:25:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 19014 backedges. 68 proven. 2 refuted. 0 times theorem prover too weak. 18944 trivial. 0 not checked. [2019-09-08 22:25:25,860 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 22:25:25,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 22:25:25,862 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 22:25:25,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 22:25:25,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 22:25:25,863 INFO L87 Difference]: Start difference. First operand 649686 states and 810741 transitions. Second operand 8 states. [2019-09-08 22:26:37,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 22:26:37,155 INFO L93 Difference]: Finished difference Result 1587033 states and 1985867 transitions. [2019-09-08 22:26:37,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 22:26:37,156 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 892 [2019-09-08 22:26:37,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 22:26:41,583 INFO L225 Difference]: With dead ends: 1587033 [2019-09-08 22:26:41,583 INFO L226 Difference]: Without dead ends: 935447 [2019-09-08 22:26:42,443 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 904 GetRequests, 894 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-09-08 22:26:43,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935447 states. [2019-09-08 22:27:34,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935447 to 932893. [2019-09-08 22:27:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 932893 states.